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From: "Mike Pagano" <mpagano@gentoo.org>
To: gentoo-commits@lists.gentoo.org
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Reply-To: gentoo-dev@lists.gentoo.org, "Mike Pagano" <mpagano@gentoo.org>
Message-ID: <1623846132.7e3269715d863e004f6716a9bfb2f858def7a42f.mpagano@gentoo>
Subject: [gentoo-commits] proj/linux-patches:4.19 commit in: /
X-VCS-Repository: proj/linux-patches
X-VCS-Files: 0000_README 1194_linux-4.19.195.patch
X-VCS-Directories: /
X-VCS-Committer: mpagano
X-VCS-Committer-Name: Mike Pagano
X-VCS-Revision: 7e3269715d863e004f6716a9bfb2f858def7a42f
X-VCS-Branch: 4.19
Date: Wed, 16 Jun 2021 12:22:25 +0000 (UTC)
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commit: 7e3269715d863e004f6716a9bfb2f858def7a42f
Author: Mike Pagano <mpagano <AT> gentoo <DOT> org>
AuthorDate: Wed Jun 16 12:22:12 2021 +0000
Commit: Mike Pagano <mpagano <AT> gentoo <DOT> org>
CommitDate: Wed Jun 16 12:22:12 2021 +0000
URL: https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=7e326971
Linux patch 4.19.195
Signed-off-by: Mike Pagano <mpagano <AT> gentoo.org>
0000_README | 4 +
1194_linux-4.19.195.patch | 1827 +++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 1831 insertions(+)
diff --git a/0000_README b/0000_README
index 50ca271..3d05639 100644
--- a/0000_README
+++ b/0000_README
@@ -815,6 +815,10 @@ Patch: 1193_linux-4.19.194.patch
From: https://www.kernel.org
Desc: Linux 4.19.194
+Patch: 1194_linux-4.19.195.patch
+From: https://www.kernel.org
+Desc: Linux 4.19.195
+
Patch: 1500_XATTR_USER_PREFIX.patch
From: https://bugs.gentoo.org/show_bug.cgi?id=470644
Desc: Support for namespace user.pax.* on tmpfs.
diff --git a/1194_linux-4.19.195.patch b/1194_linux-4.19.195.patch
new file mode 100644
index 0000000..c0c879e
--- /dev/null
+++ b/1194_linux-4.19.195.patch
@@ -0,0 +1,1827 @@
+diff --git a/Makefile b/Makefile
+index 8ea26b64b3347..9ff7a4b7b8cbd 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,7 +1,7 @@
+ # SPDX-License-Identifier: GPL-2.0
+ VERSION = 4
+ PATCHLEVEL = 19
+-SUBLEVEL = 194
++SUBLEVEL = 195
+ EXTRAVERSION =
+ NAME = "People's Front"
+
+diff --git a/arch/arm/boot/dts/imx6q-dhcom-som.dtsi b/arch/arm/boot/dts/imx6q-dhcom-som.dtsi
+index 5b4d78999f809..8d4a4cd01e07b 100644
+--- a/arch/arm/boot/dts/imx6q-dhcom-som.dtsi
++++ b/arch/arm/boot/dts/imx6q-dhcom-som.dtsi
+@@ -407,6 +407,18 @@
+ vin-supply = <&sw1_reg>;
+ };
+
++®_pu {
++ vin-supply = <&sw1_reg>;
++};
++
++®_vdd1p1 {
++ vin-supply = <&sw2_reg>;
++};
++
++®_vdd2p5 {
++ vin-supply = <&sw2_reg>;
++};
++
+ &uart1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart1>;
+diff --git a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
+index 6e46a195b3997..41384bbd2f60c 100644
+--- a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
++++ b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
+@@ -671,6 +671,18 @@
+ vin-supply = <&sw1c_reg>;
+ };
+
++®_vdd1p1 {
++ vin-supply = <&vgen5_reg>;
++};
++
++®_vdd3p0 {
++ vin-supply = <&sw2_reg>;
++};
++
++®_vdd2p5 {
++ vin-supply = <&vgen5_reg>;
++};
++
+ &snvs_poweroff {
+ status = "okay";
+ };
+diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi
+index e64ff80c83c54..9f88b5691f052 100644
+--- a/arch/arm/boot/dts/imx6qdl.dtsi
++++ b/arch/arm/boot/dts/imx6qdl.dtsi
+@@ -686,7 +686,7 @@
+ <0 54 IRQ_TYPE_LEVEL_HIGH>,
+ <0 127 IRQ_TYPE_LEVEL_HIGH>;
+
+- regulator-1p1 {
++ reg_vdd1p1: regulator-1p1 {
+ compatible = "fsl,anatop-regulator";
+ regulator-name = "vdd1p1";
+ regulator-min-microvolt = <1000000>;
+@@ -701,7 +701,7 @@
+ anatop-enable-bit = <0>;
+ };
+
+- regulator-3p0 {
++ reg_vdd3p0: regulator-3p0 {
+ compatible = "fsl,anatop-regulator";
+ regulator-name = "vdd3p0";
+ regulator-min-microvolt = <2800000>;
+@@ -716,7 +716,7 @@
+ anatop-enable-bit = <0>;
+ };
+
+- regulator-2p5 {
++ reg_vdd2p5: regulator-2p5 {
+ compatible = "fsl,anatop-regulator";
+ regulator-name = "vdd2p5";
+ regulator-min-microvolt = <2250000>;
+diff --git a/arch/mips/lib/mips-atomic.c b/arch/mips/lib/mips-atomic.c
+index 5530070e0d05d..57497a26e79cb 100644
+--- a/arch/mips/lib/mips-atomic.c
++++ b/arch/mips/lib/mips-atomic.c
+@@ -37,7 +37,7 @@
+ */
+ notrace void arch_local_irq_disable(void)
+ {
+- preempt_disable();
++ preempt_disable_notrace();
+
+ __asm__ __volatile__(
+ " .set push \n"
+@@ -53,7 +53,7 @@ notrace void arch_local_irq_disable(void)
+ : /* no inputs */
+ : "memory");
+
+- preempt_enable();
++ preempt_enable_notrace();
+ }
+ EXPORT_SYMBOL(arch_local_irq_disable);
+
+@@ -61,7 +61,7 @@ notrace unsigned long arch_local_irq_save(void)
+ {
+ unsigned long flags;
+
+- preempt_disable();
++ preempt_disable_notrace();
+
+ __asm__ __volatile__(
+ " .set push \n"
+@@ -78,7 +78,7 @@ notrace unsigned long arch_local_irq_save(void)
+ : /* no inputs */
+ : "memory");
+
+- preempt_enable();
++ preempt_enable_notrace();
+
+ return flags;
+ }
+@@ -88,7 +88,7 @@ notrace void arch_local_irq_restore(unsigned long flags)
+ {
+ unsigned long __tmp1;
+
+- preempt_disable();
++ preempt_disable_notrace();
+
+ __asm__ __volatile__(
+ " .set push \n"
+@@ -106,7 +106,7 @@ notrace void arch_local_irq_restore(unsigned long flags)
+ : "0" (flags)
+ : "memory");
+
+- preempt_enable();
++ preempt_enable_notrace();
+ }
+ EXPORT_SYMBOL(arch_local_irq_restore);
+
+diff --git a/arch/powerpc/boot/dts/fsl/p1010si-post.dtsi b/arch/powerpc/boot/dts/fsl/p1010si-post.dtsi
+index 1b4aafc1f6a27..9716a0484ecf0 100644
+--- a/arch/powerpc/boot/dts/fsl/p1010si-post.dtsi
++++ b/arch/powerpc/boot/dts/fsl/p1010si-post.dtsi
+@@ -122,7 +122,15 @@
+ };
+
+ /include/ "pq3-i2c-0.dtsi"
++ i2c@3000 {
++ fsl,i2c-erratum-a004447;
++ };
++
+ /include/ "pq3-i2c-1.dtsi"
++ i2c@3100 {
++ fsl,i2c-erratum-a004447;
++ };
++
+ /include/ "pq3-duart-0.dtsi"
+ /include/ "pq3-espi-0.dtsi"
+ spi0: spi@7000 {
+diff --git a/arch/powerpc/boot/dts/fsl/p2041si-post.dtsi b/arch/powerpc/boot/dts/fsl/p2041si-post.dtsi
+index 51e975d7631aa..8921f17fca42e 100644
+--- a/arch/powerpc/boot/dts/fsl/p2041si-post.dtsi
++++ b/arch/powerpc/boot/dts/fsl/p2041si-post.dtsi
+@@ -389,7 +389,23 @@
+ };
+
+ /include/ "qoriq-i2c-0.dtsi"
++ i2c@118000 {
++ fsl,i2c-erratum-a004447;
++ };
++
++ i2c@118100 {
++ fsl,i2c-erratum-a004447;
++ };
++
+ /include/ "qoriq-i2c-1.dtsi"
++ i2c@119000 {
++ fsl,i2c-erratum-a004447;
++ };
++
++ i2c@119100 {
++ fsl,i2c-erratum-a004447;
++ };
++
+ /include/ "qoriq-duart-0.dtsi"
+ /include/ "qoriq-duart-1.dtsi"
+ /include/ "qoriq-gpio-0.dtsi"
+diff --git a/drivers/gpu/drm/drm_auth.c b/drivers/gpu/drm/drm_auth.c
+index 1669c42c40ed3..ce098eb57de54 100644
+--- a/drivers/gpu/drm/drm_auth.c
++++ b/drivers/gpu/drm/drm_auth.c
+@@ -265,9 +265,10 @@ int drm_master_open(struct drm_file *file_priv)
+ void drm_master_release(struct drm_file *file_priv)
+ {
+ struct drm_device *dev = file_priv->minor->dev;
+- struct drm_master *master = file_priv->master;
++ struct drm_master *master;
+
+ mutex_lock(&dev->master_mutex);
++ master = file_priv->master;
+ if (file_priv->magic)
+ idr_remove(&file_priv->master->magic_map, file_priv->magic);
+
+diff --git a/drivers/gpu/drm/drm_ioctl.c b/drivers/gpu/drm/drm_ioctl.c
+index b92682f037b22..2449b357f524b 100644
+--- a/drivers/gpu/drm/drm_ioctl.c
++++ b/drivers/gpu/drm/drm_ioctl.c
+@@ -112,17 +112,18 @@ int drm_getunique(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
+ {
+ struct drm_unique *u = data;
+- struct drm_master *master = file_priv->master;
++ struct drm_master *master;
+
+- mutex_lock(&master->dev->master_mutex);
++ mutex_lock(&dev->master_mutex);
++ master = file_priv->master;
+ if (u->unique_len >= master->unique_len) {
+ if (copy_to_user(u->unique, master->unique, master->unique_len)) {
+- mutex_unlock(&master->dev->master_mutex);
++ mutex_unlock(&dev->master_mutex);
+ return -EFAULT;
+ }
+ }
+ u->unique_len = master->unique_len;
+- mutex_unlock(&master->dev->master_mutex);
++ mutex_unlock(&dev->master_mutex);
+
+ return 0;
+ }
+diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c
+index d94f05c8b8b79..af349661fd769 100644
+--- a/drivers/i2c/busses/i2c-mpc.c
++++ b/drivers/i2c/busses/i2c-mpc.c
+@@ -23,6 +23,7 @@
+
+ #include <linux/clk.h>
+ #include <linux/io.h>
++#include <linux/iopoll.h>
+ #include <linux/fsl_devices.h>
+ #include <linux/i2c.h>
+ #include <linux/interrupt.h>
+@@ -49,6 +50,7 @@
+ #define CCR_MTX 0x10
+ #define CCR_TXAK 0x08
+ #define CCR_RSTA 0x04
++#define CCR_RSVD 0x02
+
+ #define CSR_MCF 0x80
+ #define CSR_MAAS 0x40
+@@ -70,6 +72,7 @@ struct mpc_i2c {
+ u8 fdr, dfsrr;
+ #endif
+ struct clk *clk_per;
++ bool has_errata_A004447;
+ };
+
+ struct mpc_i2c_divider {
+@@ -176,6 +179,75 @@ static int i2c_wait(struct mpc_i2c *i2c, unsigned timeout, int writing)
+ return 0;
+ }
+
++static int i2c_mpc_wait_sr(struct mpc_i2c *i2c, int mask)
++{
++ void __iomem *addr = i2c->base + MPC_I2C_SR;
++ u8 val;
++
++ return readb_poll_timeout(addr, val, val & mask, 0, 100);
++}
++
++/*
++ * Workaround for Erratum A004447. From the P2040CE Rev Q
++ *
++ * 1. Set up the frequency divider and sampling rate.
++ * 2. I2CCR - a0h
++ * 3. Poll for I2CSR[MBB] to get set.
++ * 4. If I2CSR[MAL] is set (an indication that SDA is stuck low), then go to
++ * step 5. If MAL is not set, then go to step 13.
++ * 5. I2CCR - 00h
++ * 6. I2CCR - 22h
++ * 7. I2CCR - a2h
++ * 8. Poll for I2CSR[MBB] to get set.
++ * 9. Issue read to I2CDR.
++ * 10. Poll for I2CSR[MIF] to be set.
++ * 11. I2CCR - 82h
++ * 12. Workaround complete. Skip the next steps.
++ * 13. Issue read to I2CDR.
++ * 14. Poll for I2CSR[MIF] to be set.
++ * 15. I2CCR - 80h
++ */
++static void mpc_i2c_fixup_A004447(struct mpc_i2c *i2c)
++{
++ int ret;
++ u32 val;
++
++ writeccr(i2c, CCR_MEN | CCR_MSTA);
++ ret = i2c_mpc_wait_sr(i2c, CSR_MBB);
++ if (ret) {
++ dev_err(i2c->dev, "timeout waiting for CSR_MBB\n");
++ return;
++ }
++
++ val = readb(i2c->base + MPC_I2C_SR);
++
++ if (val & CSR_MAL) {
++ writeccr(i2c, 0x00);
++ writeccr(i2c, CCR_MSTA | CCR_RSVD);
++ writeccr(i2c, CCR_MEN | CCR_MSTA | CCR_RSVD);
++ ret = i2c_mpc_wait_sr(i2c, CSR_MBB);
++ if (ret) {
++ dev_err(i2c->dev, "timeout waiting for CSR_MBB\n");
++ return;
++ }
++ val = readb(i2c->base + MPC_I2C_DR);
++ ret = i2c_mpc_wait_sr(i2c, CSR_MIF);
++ if (ret) {
++ dev_err(i2c->dev, "timeout waiting for CSR_MIF\n");
++ return;
++ }
++ writeccr(i2c, CCR_MEN | CCR_RSVD);
++ } else {
++ val = readb(i2c->base + MPC_I2C_DR);
++ ret = i2c_mpc_wait_sr(i2c, CSR_MIF);
++ if (ret) {
++ dev_err(i2c->dev, "timeout waiting for CSR_MIF\n");
++ return;
++ }
++ writeccr(i2c, CCR_MEN);
++ }
++}
++
+ #if defined(CONFIG_PPC_MPC52xx) || defined(CONFIG_PPC_MPC512x)
+ static const struct mpc_i2c_divider mpc_i2c_dividers_52xx[] = {
+ {20, 0x20}, {22, 0x21}, {24, 0x22}, {26, 0x23},
+@@ -586,7 +658,7 @@ static int mpc_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num)
+ if ((status & (CSR_MCF | CSR_MBB | CSR_RXAK)) != 0) {
+ writeb(status & ~CSR_MAL,
+ i2c->base + MPC_I2C_SR);
+- mpc_i2c_fixup(i2c);
++ i2c_recover_bus(&i2c->adap);
+ }
+ return -EIO;
+ }
+@@ -622,7 +694,7 @@ static int mpc_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num)
+ if ((status & (CSR_MCF | CSR_MBB | CSR_RXAK)) != 0) {
+ writeb(status & ~CSR_MAL,
+ i2c->base + MPC_I2C_SR);
+- mpc_i2c_fixup(i2c);
++ i2c_recover_bus(&i2c->adap);
+ }
+ return -EIO;
+ }
+@@ -637,6 +709,18 @@ static u32 mpc_functionality(struct i2c_adapter *adap)
+ | I2C_FUNC_SMBUS_READ_BLOCK_DATA | I2C_FUNC_SMBUS_BLOCK_PROC_CALL;
+ }
+
++static int fsl_i2c_bus_recovery(struct i2c_adapter *adap)
++{
++ struct mpc_i2c *i2c = i2c_get_adapdata(adap);
++
++ if (i2c->has_errata_A004447)
++ mpc_i2c_fixup_A004447(i2c);
++ else
++ mpc_i2c_fixup(i2c);
++
++ return 0;
++}
++
+ static const struct i2c_algorithm mpc_algo = {
+ .master_xfer = mpc_xfer,
+ .functionality = mpc_functionality,
+@@ -648,6 +732,10 @@ static struct i2c_adapter mpc_ops = {
+ .timeout = HZ,
+ };
+
++static struct i2c_bus_recovery_info fsl_i2c_recovery_info = {
++ .recover_bus = fsl_i2c_bus_recovery,
++};
++
+ static const struct of_device_id mpc_i2c_of_match[];
+ static int fsl_i2c_probe(struct platform_device *op)
+ {
+@@ -732,6 +820,8 @@ static int fsl_i2c_probe(struct platform_device *op)
+ dev_info(i2c->dev, "timeout %u us\n", mpc_ops.timeout * 1000000 / HZ);
+
+ platform_set_drvdata(op, i2c);
++ if (of_property_read_bool(op->dev.of_node, "fsl,i2c-erratum-a004447"))
++ i2c->has_errata_A004447 = true;
+
+ i2c->adap = mpc_ops;
+ of_address_to_resource(op->dev.of_node, 0, &res);
+@@ -740,6 +830,7 @@ static int fsl_i2c_probe(struct platform_device *op)
+ i2c_set_adapdata(&i2c->adap, i2c);
+ i2c->adap.dev.parent = &op->dev;
+ i2c->adap.dev.of_node = of_node_get(op->dev.of_node);
++ i2c->adap.bus_recovery_info = &fsl_i2c_recovery_info;
+
+ result = i2c_add_adapter(&i2c->adap);
+ if (result < 0)
+diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
+index eac4ade456119..e64d934f7bac7 100644
+--- a/drivers/infiniband/hw/mlx4/main.c
++++ b/drivers/infiniband/hw/mlx4/main.c
+@@ -577,12 +577,9 @@ static int mlx4_ib_query_device(struct ib_device *ibdev,
+ props->cq_caps.max_cq_moderation_count = MLX4_MAX_CQ_COUNT;
+ props->cq_caps.max_cq_moderation_period = MLX4_MAX_CQ_PERIOD;
+
+- if (!mlx4_is_slave(dev->dev))
+- err = mlx4_get_internal_clock_params(dev->dev, &clock_params);
+-
+ if (uhw->outlen >= resp.response_length + sizeof(resp.hca_core_clock_offset)) {
+ resp.response_length += sizeof(resp.hca_core_clock_offset);
+- if (!err && !mlx4_is_slave(dev->dev)) {
++ if (!mlx4_get_internal_clock_params(dev->dev, &clock_params)) {
+ resp.comp_mask |= MLX4_IB_QUERY_DEV_RESP_MASK_CORE_CLOCK_OFFSET;
+ resp.hca_core_clock_offset = clock_params.offset % PAGE_SIZE;
+ }
+diff --git a/drivers/infiniband/hw/mlx5/cq.c b/drivers/infiniband/hw/mlx5/cq.c
+index 088205d7f1a19..872985e4eebec 100644
+--- a/drivers/infiniband/hw/mlx5/cq.c
++++ b/drivers/infiniband/hw/mlx5/cq.c
+@@ -896,15 +896,14 @@ static void destroy_cq_user(struct mlx5_ib_cq *cq, struct ib_ucontext *context)
+ ib_umem_release(cq->buf.umem);
+ }
+
+-static void init_cq_frag_buf(struct mlx5_ib_cq *cq,
+- struct mlx5_ib_cq_buf *buf)
++static void init_cq_frag_buf(struct mlx5_ib_cq_buf *buf)
+ {
+ int i;
+ void *cqe;
+ struct mlx5_cqe64 *cqe64;
+
+ for (i = 0; i < buf->nent; i++) {
+- cqe = get_cqe(cq, i);
++ cqe = mlx5_frag_buf_get_wqe(&buf->fbc, i);
+ cqe64 = buf->cqe_size == 64 ? cqe : cqe + 64;
+ cqe64->op_own = MLX5_CQE_INVALID << 4;
+ }
+@@ -930,7 +929,7 @@ static int create_cq_kernel(struct mlx5_ib_dev *dev, struct mlx5_ib_cq *cq,
+ if (err)
+ goto err_db;
+
+- init_cq_frag_buf(cq, &cq->buf);
++ init_cq_frag_buf(&cq->buf);
+
+ *inlen = MLX5_ST_SZ_BYTES(create_cq_in) +
+ MLX5_FLD_SZ_BYTES(create_cq_in, pas[0]) *
+@@ -1253,7 +1252,7 @@ static int resize_kernel(struct mlx5_ib_dev *dev, struct mlx5_ib_cq *cq,
+ if (err)
+ goto ex;
+
+- init_cq_frag_buf(cq, cq->resize_buf);
++ init_cq_frag_buf(cq->resize_buf);
+
+ return 0;
+
+diff --git a/drivers/isdn/hardware/mISDN/netjet.c b/drivers/isdn/hardware/mISDN/netjet.c
+index 2b317cb63d068..448370da2c3f2 100644
+--- a/drivers/isdn/hardware/mISDN/netjet.c
++++ b/drivers/isdn/hardware/mISDN/netjet.c
+@@ -1114,7 +1114,6 @@ nj_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
+ card->typ = NETJET_S_TJ300;
+
+ card->base = pci_resource_start(pdev, 0);
+- card->irq = pdev->irq;
+ pci_set_drvdata(pdev, card);
+ err = setup_instance(card);
+ if (err)
+diff --git a/drivers/net/appletalk/cops.c b/drivers/net/appletalk/cops.c
+index bb49f6e40a19e..0a7889abf2b2e 100644
+--- a/drivers/net/appletalk/cops.c
++++ b/drivers/net/appletalk/cops.c
+@@ -325,6 +325,8 @@ static int __init cops_probe1(struct net_device *dev, int ioaddr)
+ break;
+ }
+
++ dev->base_addr = ioaddr;
++
+ /* Reserve any actual interrupt. */
+ if (dev->irq) {
+ retval = request_irq(dev->irq, cops_interrupt, 0, dev->name, dev);
+@@ -332,8 +334,6 @@ static int __init cops_probe1(struct net_device *dev, int ioaddr)
+ goto err_out;
+ }
+
+- dev->base_addr = ioaddr;
+-
+ lp = netdev_priv(dev);
+ spin_lock_init(&lp->lock);
+
+diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
+index c21c4291921f6..c814b266af794 100644
+--- a/drivers/net/bonding/bond_main.c
++++ b/drivers/net/bonding/bond_main.c
+@@ -1310,6 +1310,7 @@ static struct slave *bond_alloc_slave(struct bonding *bond,
+
+ slave->bond = bond;
+ slave->dev = slave_dev;
++ INIT_DELAYED_WORK(&slave->notify_work, bond_netdev_notify_work);
+
+ if (bond_kobj_init(slave))
+ return NULL;
+@@ -1322,7 +1323,6 @@ static struct slave *bond_alloc_slave(struct bonding *bond,
+ return NULL;
+ }
+ }
+- INIT_DELAYED_WORK(&slave->notify_work, bond_netdev_notify_work);
+
+ return slave;
+ }
+diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
+index ab60f4f9cc246..77005f6366eb1 100644
+--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
++++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
+@@ -1244,8 +1244,10 @@ int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param,
+ goto failed;
+
+ /* SR-IOV capability was enabled but there are no VFs*/
+- if (iov->total == 0)
++ if (iov->total == 0) {
++ err = -EINVAL;
+ goto failed;
++ }
+
+ iov->nr_virtfn = min_t(u16, iov->total, num_vfs_param);
+
+diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
+index 0374a1ba10103..d110aa616a957 100644
+--- a/drivers/net/ethernet/cadence/macb_main.c
++++ b/drivers/net/ethernet/cadence/macb_main.c
+@@ -2513,6 +2513,9 @@ static struct net_device_stats *gem_get_stats(struct macb *bp)
+ struct gem_stats *hwstat = &bp->hw_stats.gem;
+ struct net_device_stats *nstat = &bp->dev->stats;
+
++ if (!netif_running(bp->dev))
++ return nstat;
++
+ gem_update_stats(bp);
+
+ nstat->rx_errors = (hwstat->rx_frame_check_sequence_errors +
+diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c
+index 926407f0bbd9d..ce57df04ae87d 100644
+--- a/drivers/net/ethernet/mellanox/mlx4/fw.c
++++ b/drivers/net/ethernet/mellanox/mlx4/fw.c
+@@ -822,6 +822,7 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
+ #define QUERY_DEV_CAP_MAD_DEMUX_OFFSET 0xb0
+ #define QUERY_DEV_CAP_DMFS_HIGH_RATE_QPN_BASE_OFFSET 0xa8
+ #define QUERY_DEV_CAP_DMFS_HIGH_RATE_QPN_RANGE_OFFSET 0xac
++#define QUERY_DEV_CAP_MAP_CLOCK_TO_USER 0xc1
+ #define QUERY_DEV_CAP_QP_RATE_LIMIT_NUM_OFFSET 0xcc
+ #define QUERY_DEV_CAP_QP_RATE_LIMIT_MAX_OFFSET 0xd0
+ #define QUERY_DEV_CAP_QP_RATE_LIMIT_MIN_OFFSET 0xd2
+@@ -840,6 +841,8 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
+
+ if (mlx4_is_mfunc(dev))
+ disable_unsupported_roce_caps(outbox);
++ MLX4_GET(field, outbox, QUERY_DEV_CAP_MAP_CLOCK_TO_USER);
++ dev_cap->map_clock_to_user = field & 0x80;
+ MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_QP_OFFSET);
+ dev_cap->reserved_qps = 1 << (field & 0xf);
+ MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_QP_OFFSET);
+diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.h b/drivers/net/ethernet/mellanox/mlx4/fw.h
+index 8f020f26ebf5f..cf64e54eecb05 100644
+--- a/drivers/net/ethernet/mellanox/mlx4/fw.h
++++ b/drivers/net/ethernet/mellanox/mlx4/fw.h
+@@ -131,6 +131,7 @@ struct mlx4_dev_cap {
+ u32 health_buffer_addrs;
+ struct mlx4_port_cap port_cap[MLX4_MAX_PORTS + 1];
+ bool wol_port[MLX4_MAX_PORTS + 1];
++ bool map_clock_to_user;
+ };
+
+ struct mlx4_func_cap {
+diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
+index 8d7bb9a889677..a0affcb090a05 100644
+--- a/drivers/net/ethernet/mellanox/mlx4/main.c
++++ b/drivers/net/ethernet/mellanox/mlx4/main.c
+@@ -498,6 +498,7 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
+ }
+ }
+
++ dev->caps.map_clock_to_user = dev_cap->map_clock_to_user;
+ dev->caps.uar_page_size = PAGE_SIZE;
+ dev->caps.num_uars = dev_cap->uar_size / PAGE_SIZE;
+ dev->caps.local_ca_ack_delay = dev_cap->local_ca_ack_delay;
+@@ -1949,6 +1950,11 @@ int mlx4_get_internal_clock_params(struct mlx4_dev *dev,
+ if (mlx4_is_slave(dev))
+ return -EOPNOTSUPP;
+
++ if (!dev->caps.map_clock_to_user) {
++ mlx4_dbg(dev, "Map clock to user is not supported.\n");
++ return -EOPNOTSUPP;
++ }
++
+ if (!params)
+ return -EINVAL;
+
+diff --git a/drivers/net/ethernet/qlogic/qla3xxx.c b/drivers/net/ethernet/qlogic/qla3xxx.c
+index 1b5e098b2367e..2d71646640ac5 100644
+--- a/drivers/net/ethernet/qlogic/qla3xxx.c
++++ b/drivers/net/ethernet/qlogic/qla3xxx.c
+@@ -115,7 +115,7 @@ static int ql_sem_spinlock(struct ql3_adapter *qdev,
+ value = readl(&port_regs->CommonRegs.semaphoreReg);
+ if ((value & (sem_mask >> 16)) == sem_bits)
+ return 0;
+- ssleep(1);
++ mdelay(1000);
+ } while (--seconds);
+ return -1;
+ }
+diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
+index 5c89a310359de..08c81d4cfca86 100644
+--- a/drivers/net/phy/mdio_bus.c
++++ b/drivers/net/phy/mdio_bus.c
+@@ -446,7 +446,8 @@ void mdiobus_unregister(struct mii_bus *bus)
+ struct mdio_device *mdiodev;
+ int i;
+
+- BUG_ON(bus->state != MDIOBUS_REGISTERED);
++ if (WARN_ON_ONCE(bus->state != MDIOBUS_REGISTERED))
++ return;
+ bus->state = MDIOBUS_UNREGISTERED;
+
+ for (i = 0; i < PHY_MAX_ADDR; i++) {
+diff --git a/drivers/nvme/host/fabrics.c b/drivers/nvme/host/fabrics.c
+index 05dd46f984414..3ae800e879994 100644
+--- a/drivers/nvme/host/fabrics.c
++++ b/drivers/nvme/host/fabrics.c
+@@ -344,6 +344,11 @@ static void nvmf_log_connect_error(struct nvme_ctrl *ctrl,
+ cmd->connect.recfmt);
+ break;
+
++ case NVME_SC_HOST_PATH_ERROR:
++ dev_err(ctrl->device,
++ "Connect command failed: host path error\n");
++ break;
++
+ default:
+ dev_err(ctrl->device,
+ "Connect command failed, error wo/DNR bit: %d\n",
+diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
+index 65e1cde13d59e..088ed4ee6d83e 100644
+--- a/drivers/regulator/core.c
++++ b/drivers/regulator/core.c
+@@ -1191,6 +1191,12 @@ static int set_machine_constraints(struct regulator_dev *rdev)
+ * and we have control then make sure it is enabled.
+ */
+ if (rdev->constraints->always_on || rdev->constraints->boot_on) {
++ /* If we want to enable this regulator, make sure that we know
++ * the supplying regulator.
++ */
++ if (rdev->supply_name && !rdev->supply)
++ return -EPROBE_DEFER;
++
+ if (rdev->supply) {
+ ret = regulator_enable(rdev->supply);
+ if (ret < 0) {
+diff --git a/drivers/regulator/max77620-regulator.c b/drivers/regulator/max77620-regulator.c
+index cd93cf53e23c0..28baeac3a5a45 100644
+--- a/drivers/regulator/max77620-regulator.c
++++ b/drivers/regulator/max77620-regulator.c
+@@ -792,6 +792,13 @@ static int max77620_regulator_probe(struct platform_device *pdev)
+ config.dev = dev;
+ config.driver_data = pmic;
+
++ /*
++ * Set of_node_reuse flag to prevent driver core from attempting to
++ * claim any pinmux resources already claimed by the parent device.
++ * Otherwise PMIC driver will fail to re-probe.
++ */
++ device_set_of_node_from_dev(&pdev->dev, pdev->dev.parent);
++
+ for (id = 0; id < MAX77620_NUM_REGS; id++) {
+ struct regulator_dev *rdev;
+ struct regulator_desc *rdesc;
+diff --git a/drivers/scsi/bnx2fc/bnx2fc_io.c b/drivers/scsi/bnx2fc/bnx2fc_io.c
+index bc9f2a2365f4d..5d89cc30bf301 100644
+--- a/drivers/scsi/bnx2fc/bnx2fc_io.c
++++ b/drivers/scsi/bnx2fc/bnx2fc_io.c
+@@ -1218,6 +1218,7 @@ int bnx2fc_eh_abort(struct scsi_cmnd *sc_cmd)
+ was a result from the ABTS request rather than the CLEANUP
+ request */
+ set_bit(BNX2FC_FLAG_IO_CLEANUP, &io_req->req_flags);
++ rc = FAILED;
+ goto done;
+ }
+
+diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c
+index ea4b0bb0c1cd4..fa03be813f2cb 100644
+--- a/drivers/scsi/hosts.c
++++ b/drivers/scsi/hosts.c
+@@ -261,12 +261,11 @@ int scsi_add_host_with_dma(struct Scsi_Host *shost, struct device *dev,
+
+ device_enable_async_suspend(&shost->shost_dev);
+
++ get_device(&shost->shost_gendev);
+ error = device_add(&shost->shost_dev);
+ if (error)
+ goto out_del_gendev;
+
+- get_device(&shost->shost_gendev);
+-
+ if (shost->transportt->host_size) {
+ shost->shost_data = kzalloc(shost->transportt->host_size,
+ GFP_KERNEL);
+@@ -303,6 +302,11 @@ int scsi_add_host_with_dma(struct Scsi_Host *shost, struct device *dev,
+ out_del_dev:
+ device_del(&shost->shost_dev);
+ out_del_gendev:
++ /*
++ * Host state is SHOST_RUNNING so we have to explicitly release
++ * ->shost_dev.
++ */
++ put_device(&shost->shost_dev);
+ device_del(&shost->shost_gendev);
+ out_disable_runtime_pm:
+ device_disable_async_suspend(&shost->shost_gendev);
+@@ -356,7 +360,7 @@ static void scsi_host_dev_release(struct device *dev)
+
+ ida_simple_remove(&host_index_ida, shost->host_no);
+
+- if (parent)
++ if (shost->shost_state != SHOST_CREATED)
+ put_device(parent);
+ kfree(shost);
+ }
+@@ -403,8 +407,10 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize)
+ mutex_init(&shost->scan_mutex);
+
+ index = ida_simple_get(&host_index_ida, 0, 0, GFP_KERNEL);
+- if (index < 0)
+- goto fail_kfree;
++ if (index < 0) {
++ kfree(shost);
++ return NULL;
++ }
+ shost->host_no = index;
+
+ shost->dma_channel = 0xff;
+@@ -491,7 +497,7 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize)
+ shost_printk(KERN_WARNING, shost,
+ "error handler thread failed to spawn, error = %ld\n",
+ PTR_ERR(shost->ehandler));
+- goto fail_index_remove;
++ goto fail;
+ }
+
+ shost->tmf_work_q = alloc_workqueue("scsi_tmf_%d",
+@@ -500,17 +506,18 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize)
+ if (!shost->tmf_work_q) {
+ shost_printk(KERN_WARNING, shost,
+ "failed to create tmf workq\n");
+- goto fail_kthread;
++ goto fail;
+ }
+ scsi_proc_hostdir_add(shost->hostt);
+ return shost;
++ fail:
++ /*
++ * Host state is still SHOST_CREATED and that is enough to release
++ * ->shost_gendev. scsi_host_dev_release() will free
++ * dev_name(&shost->shost_dev).
++ */
++ put_device(&shost->shost_gendev);
+
+- fail_kthread:
+- kthread_stop(shost->ehandler);
+- fail_index_remove:
+- ida_simple_remove(&host_index_ida, shost->host_no);
+- fail_kfree:
+- kfree(shost);
+ return NULL;
+ }
+ EXPORT_SYMBOL(scsi_host_alloc);
+diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c
+index eb6112eb475e9..ec54c8f34bc84 100644
+--- a/drivers/scsi/qla2xxx/qla_target.c
++++ b/drivers/scsi/qla2xxx/qla_target.c
+@@ -1571,10 +1571,12 @@ void qlt_stop_phase2(struct qla_tgt *tgt)
+ return;
+ }
+
++ mutex_lock(&tgt->ha->optrom_mutex);
+ mutex_lock(&vha->vha_tgt.tgt_mutex);
+ tgt->tgt_stop = 0;
+ tgt->tgt_stopped = 1;
+ mutex_unlock(&vha->vha_tgt.tgt_mutex);
++ mutex_unlock(&tgt->ha->optrom_mutex);
+
+ ql_dbg(ql_dbg_tgt_mgt, vha, 0xf00c, "Stop of tgt %p finished\n",
+ tgt);
+diff --git a/drivers/scsi/vmw_pvscsi.c b/drivers/scsi/vmw_pvscsi.c
+index 64eb8ffb2ddfa..2c707b5c7b0b7 100644
+--- a/drivers/scsi/vmw_pvscsi.c
++++ b/drivers/scsi/vmw_pvscsi.c
+@@ -574,7 +574,13 @@ static void pvscsi_complete_request(struct pvscsi_adapter *adapter,
+ case BTSTAT_SUCCESS:
+ case BTSTAT_LINKED_COMMAND_COMPLETED:
+ case BTSTAT_LINKED_COMMAND_COMPLETED_WITH_FLAG:
+- /* If everything went fine, let's move on.. */
++ /*
++ * Commands like INQUIRY may transfer less data than
++ * requested by the initiator via bufflen. Set residual
++ * count to make upper layer aware of the actual amount
++ * of data returned.
++ */
++ scsi_set_resid(cmd, scsi_bufflen(cmd) - e->dataLen);
+ cmd->result = (DID_OK << 16);
+ break;
+
+diff --git a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c
+index db553f2e4c0b8..da2e6fde938ea 100644
+--- a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c
++++ b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c
+@@ -2416,7 +2416,7 @@ void rtw_cfg80211_indicate_sta_assoc(struct adapter *padapter, u8 *pmgmt_frame,
+ DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
+
+ {
+- struct station_info sinfo;
++ struct station_info sinfo = {};
+ u8 ie_offset;
+ if (GetFrameSubType(pmgmt_frame) == WIFI_ASSOCREQ)
+ ie_offset = _ASOCREQ_IE_OFFSET_;
+diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c
+index 0d95ca804c1e2..f0e492e25f480 100644
+--- a/drivers/usb/dwc3/ep0.c
++++ b/drivers/usb/dwc3/ep0.c
+@@ -292,6 +292,9 @@ static struct dwc3_ep *dwc3_wIndex_to_dep(struct dwc3 *dwc, __le16 wIndex_le)
+ epnum |= 1;
+
+ dep = dwc->eps[epnum];
++ if (dep == NULL)
++ return NULL;
++
+ if (dep->flags & DWC3_EP_ENABLED)
+ return dep;
+
+diff --git a/drivers/usb/gadget/config.c b/drivers/usb/gadget/config.c
+index 8bb25773b61e9..05507606b2b42 100644
+--- a/drivers/usb/gadget/config.c
++++ b/drivers/usb/gadget/config.c
+@@ -164,6 +164,14 @@ int usb_assign_descriptors(struct usb_function *f,
+ {
+ struct usb_gadget *g = f->config->cdev->gadget;
+
++ /* super-speed-plus descriptor falls back to super-speed one,
++ * if such a descriptor was provided, thus avoiding a NULL
++ * pointer dereference if a 5gbps capable gadget is used with
++ * a 10gbps capable config (device port + cable + host port)
++ */
++ if (!ssp)
++ ssp = ss;
++
+ if (fs) {
+ f->fs_descriptors = usb_copy_descriptors(fs);
+ if (!f->fs_descriptors)
+diff --git a/drivers/usb/gadget/function/f_ecm.c b/drivers/usb/gadget/function/f_ecm.c
+index 7f5cf488b2b1e..ffe2486fce71c 100644
+--- a/drivers/usb/gadget/function/f_ecm.c
++++ b/drivers/usb/gadget/function/f_ecm.c
+@@ -791,7 +791,7 @@ ecm_bind(struct usb_configuration *c, struct usb_function *f)
+ fs_ecm_notify_desc.bEndpointAddress;
+
+ status = usb_assign_descriptors(f, ecm_fs_function, ecm_hs_function,
+- ecm_ss_function, NULL);
++ ecm_ss_function, ecm_ss_function);
+ if (status)
+ goto fail;
+
+diff --git a/drivers/usb/gadget/function/f_eem.c b/drivers/usb/gadget/function/f_eem.c
+index c13befa311107..bdd964ac9fa9a 100644
+--- a/drivers/usb/gadget/function/f_eem.c
++++ b/drivers/usb/gadget/function/f_eem.c
+@@ -305,7 +305,7 @@ static int eem_bind(struct usb_configuration *c, struct usb_function *f)
+ eem_ss_out_desc.bEndpointAddress = eem_fs_out_desc.bEndpointAddress;
+
+ status = usb_assign_descriptors(f, eem_fs_function, eem_hs_function,
+- eem_ss_function, NULL);
++ eem_ss_function, eem_ss_function);
+ if (status)
+ goto fail;
+
+@@ -498,7 +498,7 @@ static int eem_unwrap(struct gether *port,
+ skb2 = skb_clone(skb, GFP_ATOMIC);
+ if (unlikely(!skb2)) {
+ DBG(cdev, "unable to unframe EEM packet\n");
+- continue;
++ goto next;
+ }
+ skb_trim(skb2, len - ETH_FCS_LEN);
+
+@@ -508,7 +508,7 @@ static int eem_unwrap(struct gether *port,
+ GFP_ATOMIC);
+ if (unlikely(!skb3)) {
+ dev_kfree_skb_any(skb2);
+- continue;
++ goto next;
+ }
+ dev_kfree_skb_any(skb2);
+ skb_queue_tail(list, skb3);
+diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
+index dcb432860d062..f13ec86371e72 100644
+--- a/drivers/usb/gadget/function/f_fs.c
++++ b/drivers/usb/gadget/function/f_fs.c
+@@ -3469,6 +3469,9 @@ static void ffs_func_unbind(struct usb_configuration *c,
+ ffs->func = NULL;
+ }
+
++ /* Drain any pending AIO completions */
++ drain_workqueue(ffs->io_completion_wq);
++
+ if (!--opts->refcnt)
+ functionfs_unbind(ffs);
+
+diff --git a/drivers/usb/gadget/function/f_hid.c b/drivers/usb/gadget/function/f_hid.c
+index 492bb44153b34..bc0a693c3260d 100644
+--- a/drivers/usb/gadget/function/f_hid.c
++++ b/drivers/usb/gadget/function/f_hid.c
+@@ -808,7 +808,8 @@ static int hidg_bind(struct usb_configuration *c, struct usb_function *f)
+ hidg_fs_out_ep_desc.bEndpointAddress;
+
+ status = usb_assign_descriptors(f, hidg_fs_descriptors,
+- hidg_hs_descriptors, hidg_ss_descriptors, NULL);
++ hidg_hs_descriptors, hidg_ss_descriptors,
++ hidg_ss_descriptors);
+ if (status)
+ goto fail;
+
+diff --git a/drivers/usb/gadget/function/f_loopback.c b/drivers/usb/gadget/function/f_loopback.c
+index 1803646b36780..90215a81c178b 100644
+--- a/drivers/usb/gadget/function/f_loopback.c
++++ b/drivers/usb/gadget/function/f_loopback.c
+@@ -207,7 +207,7 @@ autoconf_fail:
+ ss_loop_sink_desc.bEndpointAddress = fs_loop_sink_desc.bEndpointAddress;
+
+ ret = usb_assign_descriptors(f, fs_loopback_descs, hs_loopback_descs,
+- ss_loopback_descs, NULL);
++ ss_loopback_descs, ss_loopback_descs);
+ if (ret)
+ return ret;
+
+diff --git a/drivers/usb/gadget/function/f_ncm.c b/drivers/usb/gadget/function/f_ncm.c
+index e4aa370e86a9e..10b4612df8a77 100644
+--- a/drivers/usb/gadget/function/f_ncm.c
++++ b/drivers/usb/gadget/function/f_ncm.c
+@@ -583,7 +583,7 @@ static void ncm_do_notify(struct f_ncm *ncm)
+ data[0] = cpu_to_le32(ncm_bitrate(cdev->gadget));
+ data[1] = data[0];
+
+- DBG(cdev, "notify speed %d\n", ncm_bitrate(cdev->gadget));
++ DBG(cdev, "notify speed %u\n", ncm_bitrate(cdev->gadget));
+ ncm->notify_state = NCM_NOTIFY_CONNECT;
+ break;
+ }
+@@ -1104,11 +1104,11 @@ static struct sk_buff *ncm_wrap_ntb(struct gether *port,
+ ncm->ndp_dgram_count = 1;
+
+ /* Note: we skip opts->next_ndp_index */
+- }
+
+- /* Delay the timer. */
+- hrtimer_start(&ncm->task_timer, TX_TIMEOUT_NSECS,
+- HRTIMER_MODE_REL_SOFT);
++ /* Start the timer. */
++ hrtimer_start(&ncm->task_timer, TX_TIMEOUT_NSECS,
++ HRTIMER_MODE_REL_SOFT);
++ }
+
+ /* Add the datagram position entries */
+ ntb_ndp = skb_put_zero(ncm->skb_tx_ndp, dgram_idx_len);
+diff --git a/drivers/usb/gadget/function/f_printer.c b/drivers/usb/gadget/function/f_printer.c
+index 0f47cd398d60a..2a1868b2d24cf 100644
+--- a/drivers/usb/gadget/function/f_printer.c
++++ b/drivers/usb/gadget/function/f_printer.c
+@@ -1063,7 +1063,8 @@ autoconf_fail:
+ ss_ep_out_desc.bEndpointAddress = fs_ep_out_desc.bEndpointAddress;
+
+ ret = usb_assign_descriptors(f, fs_printer_function,
+- hs_printer_function, ss_printer_function, NULL);
++ hs_printer_function, ss_printer_function,
++ ss_printer_function);
+ if (ret)
+ return ret;
+
+diff --git a/drivers/usb/gadget/function/f_rndis.c b/drivers/usb/gadget/function/f_rndis.c
+index cc1ff5b7b60c4..f20c55d42f219 100644
+--- a/drivers/usb/gadget/function/f_rndis.c
++++ b/drivers/usb/gadget/function/f_rndis.c
+@@ -789,7 +789,7 @@ rndis_bind(struct usb_configuration *c, struct usb_function *f)
+ ss_notify_desc.bEndpointAddress = fs_notify_desc.bEndpointAddress;
+
+ status = usb_assign_descriptors(f, eth_fs_function, eth_hs_function,
+- eth_ss_function, NULL);
++ eth_ss_function, eth_ss_function);
+ if (status)
+ goto fail;
+
+diff --git a/drivers/usb/gadget/function/f_serial.c b/drivers/usb/gadget/function/f_serial.c
+index c860f30a0ea2b..6db973d0c252e 100644
+--- a/drivers/usb/gadget/function/f_serial.c
++++ b/drivers/usb/gadget/function/f_serial.c
+@@ -233,7 +233,7 @@ static int gser_bind(struct usb_configuration *c, struct usb_function *f)
+ gser_ss_out_desc.bEndpointAddress = gser_fs_out_desc.bEndpointAddress;
+
+ status = usb_assign_descriptors(f, gser_fs_function, gser_hs_function,
+- gser_ss_function, NULL);
++ gser_ss_function, gser_ss_function);
+ if (status)
+ goto fail;
+ dev_dbg(&cdev->gadget->dev, "generic ttyGS%d: %s speed IN/%s OUT/%s\n",
+diff --git a/drivers/usb/gadget/function/f_sourcesink.c b/drivers/usb/gadget/function/f_sourcesink.c
+index ed68a4860b7d8..282737e4609ce 100644
+--- a/drivers/usb/gadget/function/f_sourcesink.c
++++ b/drivers/usb/gadget/function/f_sourcesink.c
+@@ -431,7 +431,8 @@ no_iso:
+ ss_iso_sink_desc.bEndpointAddress = fs_iso_sink_desc.bEndpointAddress;
+
+ ret = usb_assign_descriptors(f, fs_source_sink_descs,
+- hs_source_sink_descs, ss_source_sink_descs, NULL);
++ hs_source_sink_descs, ss_source_sink_descs,
++ ss_source_sink_descs);
+ if (ret)
+ return ret;
+
+diff --git a/drivers/usb/gadget/function/f_subset.c b/drivers/usb/gadget/function/f_subset.c
+index 4d945254905d9..51c1cae162d9b 100644
+--- a/drivers/usb/gadget/function/f_subset.c
++++ b/drivers/usb/gadget/function/f_subset.c
+@@ -358,7 +358,7 @@ geth_bind(struct usb_configuration *c, struct usb_function *f)
+ fs_subset_out_desc.bEndpointAddress;
+
+ status = usb_assign_descriptors(f, fs_eth_function, hs_eth_function,
+- ss_eth_function, NULL);
++ ss_eth_function, ss_eth_function);
+ if (status)
+ goto fail;
+
+diff --git a/drivers/usb/gadget/function/f_tcm.c b/drivers/usb/gadget/function/f_tcm.c
+index 785826ab5348e..3c68b3ccb8a82 100644
+--- a/drivers/usb/gadget/function/f_tcm.c
++++ b/drivers/usb/gadget/function/f_tcm.c
+@@ -2071,7 +2071,8 @@ static int tcm_bind(struct usb_configuration *c, struct usb_function *f)
+ uasp_fs_cmd_desc.bEndpointAddress = uasp_ss_cmd_desc.bEndpointAddress;
+
+ ret = usb_assign_descriptors(f, uasp_fs_function_desc,
+- uasp_hs_function_desc, uasp_ss_function_desc, NULL);
++ uasp_hs_function_desc, uasp_ss_function_desc,
++ uasp_ss_function_desc);
+ if (ret)
+ goto ep_fail;
+
+diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
+index 7d602e6ccbc09..851f178ff56fc 100644
+--- a/drivers/usb/serial/cp210x.c
++++ b/drivers/usb/serial/cp210x.c
+@@ -485,6 +485,12 @@ struct cp210x_config {
+ #define CP210X_2NCONFIG_GPIO_RSTLATCH_IDX 587
+ #define CP210X_2NCONFIG_GPIO_CONTROL_IDX 600
+
++/* CP2102N QFN20 port configuration values */
++#define CP2102N_QFN20_GPIO2_TXLED_MODE BIT(2)
++#define CP2102N_QFN20_GPIO3_RXLED_MODE BIT(3)
++#define CP2102N_QFN20_GPIO1_RS485_MODE BIT(4)
++#define CP2102N_QFN20_GPIO0_CLK_MODE BIT(6)
++
+ /* CP210X_VENDOR_SPECIFIC, CP210X_WRITE_LATCH call writes these 0x2 bytes. */
+ struct cp210x_gpio_write {
+ u8 mask;
+@@ -1630,7 +1636,19 @@ static int cp2102n_gpioconf_init(struct usb_serial *serial)
+ priv->gpio_pushpull = (gpio_pushpull >> 3) & 0x0f;
+
+ /* 0 indicates GPIO mode, 1 is alternate function */
+- priv->gpio_altfunc = (gpio_ctrl >> 2) & 0x0f;
++ if (priv->partnum == CP210X_PARTNUM_CP2102N_QFN20) {
++ /* QFN20 is special... */
++ if (gpio_ctrl & CP2102N_QFN20_GPIO0_CLK_MODE) /* GPIO 0 */
++ priv->gpio_altfunc |= BIT(0);
++ if (gpio_ctrl & CP2102N_QFN20_GPIO1_RS485_MODE) /* GPIO 1 */
++ priv->gpio_altfunc |= BIT(1);
++ if (gpio_ctrl & CP2102N_QFN20_GPIO2_TXLED_MODE) /* GPIO 2 */
++ priv->gpio_altfunc |= BIT(2);
++ if (gpio_ctrl & CP2102N_QFN20_GPIO3_RXLED_MODE) /* GPIO 3 */
++ priv->gpio_altfunc |= BIT(3);
++ } else {
++ priv->gpio_altfunc = (gpio_ctrl >> 2) & 0x0f;
++ }
+
+ /*
+ * The CP2102N does not strictly has input and output pin modes,
+diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
+index 37575d7983c0b..8242bf6863035 100644
+--- a/drivers/usb/serial/ftdi_sio.c
++++ b/drivers/usb/serial/ftdi_sio.c
+@@ -601,6 +601,7 @@ static const struct usb_device_id id_table_combined[] = {
+ .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+ { USB_DEVICE(FTDI_VID, FTDI_NT_ORIONLX_PLUS_PID) },
+ { USB_DEVICE(FTDI_VID, FTDI_NT_ORION_IO_PID) },
++ { USB_DEVICE(FTDI_VID, FTDI_NT_ORIONMX_PID) },
+ { USB_DEVICE(FTDI_VID, FTDI_SYNAPSE_SS200_PID) },
+ { USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX_PID) },
+ { USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX2_PID) },
+diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
+index d854e04a4286e..add602bebd820 100644
+--- a/drivers/usb/serial/ftdi_sio_ids.h
++++ b/drivers/usb/serial/ftdi_sio_ids.h
+@@ -581,6 +581,7 @@
+ #define FTDI_NT_ORIONLXM_PID 0x7c90 /* OrionLXm Substation Automation Platform */
+ #define FTDI_NT_ORIONLX_PLUS_PID 0x7c91 /* OrionLX+ Substation Automation Platform */
+ #define FTDI_NT_ORION_IO_PID 0x7c92 /* Orion I/O */
++#define FTDI_NT_ORIONMX_PID 0x7c93 /* OrionMX */
+
+ /*
+ * Synapse Wireless product ids (FTDI_VID)
+diff --git a/drivers/usb/serial/omninet.c b/drivers/usb/serial/omninet.c
+index e51c9464ea426..a9b0849c5ef67 100644
+--- a/drivers/usb/serial/omninet.c
++++ b/drivers/usb/serial/omninet.c
+@@ -26,6 +26,7 @@
+
+ #define ZYXEL_VENDOR_ID 0x0586
+ #define ZYXEL_OMNINET_ID 0x1000
++#define ZYXEL_OMNI_56K_PLUS_ID 0x1500
+ /* This one seems to be a re-branded ZyXEL device */
+ #define BT_IGNITIONPRO_ID 0x2000
+
+@@ -40,6 +41,7 @@ static int omninet_port_remove(struct usb_serial_port *port);
+
+ static const struct usb_device_id id_table[] = {
+ { USB_DEVICE(ZYXEL_VENDOR_ID, ZYXEL_OMNINET_ID) },
++ { USB_DEVICE(ZYXEL_VENDOR_ID, ZYXEL_OMNI_56K_PLUS_ID) },
+ { USB_DEVICE(ZYXEL_VENDOR_ID, BT_IGNITIONPRO_ID) },
+ { } /* Terminating entry */
+ };
+diff --git a/drivers/usb/serial/quatech2.c b/drivers/usb/serial/quatech2.c
+index 9ae57a961027a..d212c80c59ace 100644
+--- a/drivers/usb/serial/quatech2.c
++++ b/drivers/usb/serial/quatech2.c
+@@ -416,7 +416,7 @@ static void qt2_close(struct usb_serial_port *port)
+
+ /* flush the port transmit buffer */
+ i = usb_control_msg(serial->dev,
+- usb_rcvctrlpipe(serial->dev, 0),
++ usb_sndctrlpipe(serial->dev, 0),
+ QT2_FLUSH_DEVICE, 0x40, 1,
+ port_priv->device_port, NULL, 0, QT2_USB_TIMEOUT);
+
+@@ -426,7 +426,7 @@ static void qt2_close(struct usb_serial_port *port)
+
+ /* flush the port receive buffer */
+ i = usb_control_msg(serial->dev,
+- usb_rcvctrlpipe(serial->dev, 0),
++ usb_sndctrlpipe(serial->dev, 0),
+ QT2_FLUSH_DEVICE, 0x40, 0,
+ port_priv->device_port, NULL, 0, QT2_USB_TIMEOUT);
+
+@@ -693,7 +693,7 @@ static int qt2_attach(struct usb_serial *serial)
+ int status;
+
+ /* power on unit */
+- status = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),
++ status = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
+ 0xc2, 0x40, 0x8000, 0, NULL, 0,
+ QT2_USB_TIMEOUT);
+ if (status < 0) {
+diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c
+index 8d0a6fe748bdc..b7a8aad35c89e 100644
+--- a/drivers/usb/typec/ucsi/ucsi.c
++++ b/drivers/usb/typec/ucsi/ucsi.c
+@@ -735,6 +735,7 @@ err_unregister:
+ }
+
+ err_reset:
++ memset(&ucsi->cap, 0, sizeof(ucsi->cap));
+ ucsi_reset_ppm(ucsi);
+ err:
+ mutex_unlock(&ucsi->ppm_lock);
+diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
+index a202f2f12b1c0..41ad37f8062a9 100644
+--- a/fs/btrfs/file.c
++++ b/fs/btrfs/file.c
+@@ -1154,7 +1154,7 @@ int btrfs_mark_extent_written(struct btrfs_trans_handle *trans,
+ int del_nr = 0;
+ int del_slot = 0;
+ int recow;
+- int ret;
++ int ret = 0;
+ u64 ino = btrfs_ino(inode);
+
+ path = btrfs_alloc_path();
+@@ -1374,7 +1374,7 @@ again:
+ }
+ out:
+ btrfs_free_path(path);
+- return 0;
++ return ret;
+ }
+
+ /*
+diff --git a/fs/nfs/client.c b/fs/nfs/client.c
+index 07c5ddd5d6d50..78b6f8bc9d76b 100644
+--- a/fs/nfs/client.c
++++ b/fs/nfs/client.c
+@@ -407,7 +407,7 @@ struct nfs_client *nfs_get_client(const struct nfs_client_initdata *cl_init)
+
+ if (cl_init->hostname == NULL) {
+ WARN_ON(1);
+- return NULL;
++ return ERR_PTR(-EINVAL);
+ }
+
+ /* see if the client already exists */
+diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
+index 5b61520dce888..4dc9bd7ddf073 100644
+--- a/fs/nfs/nfs4_fs.h
++++ b/fs/nfs/nfs4_fs.h
+@@ -201,6 +201,7 @@ struct nfs4_exception {
+ struct inode *inode;
+ nfs4_stateid *stateid;
+ long timeout;
++ unsigned char task_is_privileged : 1;
+ unsigned char delay : 1,
+ recovering : 1,
+ retry : 1;
+diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c
+index faaabbedc891d..b5ce70c4ec87f 100644
+--- a/fs/nfs/nfs4client.c
++++ b/fs/nfs/nfs4client.c
+@@ -431,8 +431,8 @@ struct nfs_client *nfs4_init_client(struct nfs_client *clp,
+ */
+ nfs_mark_client_ready(clp, -EPERM);
+ }
+- nfs_put_client(clp);
+ clear_bit(NFS_CS_TSM_POSSIBLE, &clp->cl_flags);
++ nfs_put_client(clp);
+ return old;
+
+ error:
+diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
+index bcad052db0650..759c834b60fd6 100644
+--- a/fs/nfs/nfs4proc.c
++++ b/fs/nfs/nfs4proc.c
+@@ -550,6 +550,8 @@ int nfs4_handle_exception(struct nfs_server *server, int errorcode, struct nfs4_
+ goto out_retry;
+ }
+ if (exception->recovering) {
++ if (exception->task_is_privileged)
++ return -EDEADLOCK;
+ ret = nfs4_wait_clnt_recover(clp);
+ if (test_bit(NFS_MIG_FAILED, &server->mig_status))
+ return -EIO;
+@@ -575,6 +577,8 @@ nfs4_async_handle_exception(struct rpc_task *task, struct nfs_server *server,
+ goto out_retry;
+ }
+ if (exception->recovering) {
++ if (exception->task_is_privileged)
++ return -EDEADLOCK;
+ rpc_sleep_on(&clp->cl_rpcwaitq, task, NULL);
+ if (test_bit(NFS4CLNT_MANAGER_RUNNING, &clp->cl_state) == 0)
+ rpc_wake_up_queued_task(&clp->cl_rpcwaitq, task);
+@@ -5576,6 +5580,14 @@ static int nfs4_proc_set_acl(struct inode *inode, const void *buf, size_t buflen
+ do {
+ err = __nfs4_proc_set_acl(inode, buf, buflen);
+ trace_nfs4_set_acl(inode, err);
++ if (err == -NFS4ERR_BADOWNER || err == -NFS4ERR_BADNAME) {
++ /*
++ * no need to retry since the kernel
++ * isn't involved in encoding the ACEs.
++ */
++ err = -EINVAL;
++ break;
++ }
+ err = nfs4_handle_exception(NFS_SERVER(inode), err,
+ &exception);
+ } while (exception.retry);
+@@ -6017,6 +6029,7 @@ static void nfs4_delegreturn_done(struct rpc_task *task, void *calldata)
+ struct nfs4_exception exception = {
+ .inode = data->inode,
+ .stateid = &data->stateid,
++ .task_is_privileged = data->args.seq_args.sa_privileged,
+ };
+
+ if (!nfs4_sequence_done(task, &data->res.seq_res))
+@@ -6160,7 +6173,6 @@ static int _nfs4_proc_delegreturn(struct inode *inode, struct rpc_cred *cred, co
+ data = kzalloc(sizeof(*data), GFP_NOFS);
+ if (data == NULL)
+ return -ENOMEM;
+- nfs4_init_sequence(&data->args.seq_args, &data->res.seq_res, 1, 0);
+
+ nfs4_state_protect(server->nfs_client,
+ NFS_SP4_MACH_CRED_CLEANUP,
+@@ -6190,6 +6202,12 @@ static int _nfs4_proc_delegreturn(struct inode *inode, struct rpc_cred *cred, co
+ data->lr.roc = false;
+ }
+
++ if (!data->inode)
++ nfs4_init_sequence(&data->args.seq_args, &data->res.seq_res, 1,
++ 1);
++ else
++ nfs4_init_sequence(&data->args.seq_args, &data->res.seq_res, 1,
++ 0);
+ task_setup_data.callback_data = data;
+ msg.rpc_argp = &data->args;
+ msg.rpc_resp = &data->res;
+@@ -9057,15 +9075,20 @@ int nfs4_proc_layoutreturn(struct nfs4_layoutreturn *lrp, bool sync)
+ &task_setup_data.rpc_client, &msg);
+
+ dprintk("--> %s\n", __func__);
++ lrp->inode = nfs_igrab_and_active(lrp->args.inode);
+ if (!sync) {
+- lrp->inode = nfs_igrab_and_active(lrp->args.inode);
+ if (!lrp->inode) {
+ nfs4_layoutreturn_release(lrp);
+ return -EAGAIN;
+ }
+ task_setup_data.flags |= RPC_TASK_ASYNC;
+ }
+- nfs4_init_sequence(&lrp->args.seq_args, &lrp->res.seq_res, 1, 0);
++ if (!lrp->inode)
++ nfs4_init_sequence(&lrp->args.seq_args, &lrp->res.seq_res, 1,
++ 1);
++ else
++ nfs4_init_sequence(&lrp->args.seq_args, &lrp->res.seq_res, 1,
++ 0);
+ task = rpc_run_task(&task_setup_data);
+ if (IS_ERR(task))
+ return PTR_ERR(task);
+diff --git a/fs/proc/base.c b/fs/proc/base.c
+index bc736ea1192ad..317a0762fc5f2 100644
+--- a/fs/proc/base.c
++++ b/fs/proc/base.c
+@@ -2535,6 +2535,13 @@ out:
+ }
+
+ #ifdef CONFIG_SECURITY
++static int proc_pid_attr_open(struct inode *inode, struct file *file)
++{
++ file->private_data = NULL;
++ __mem_open(inode, file, PTRACE_MODE_READ_FSCREDS);
++ return 0;
++}
++
+ static ssize_t proc_pid_attr_read(struct file * file, char __user * buf,
+ size_t count, loff_t *ppos)
+ {
+@@ -2565,7 +2572,7 @@ static ssize_t proc_pid_attr_write(struct file * file, const char __user * buf,
+ int rv;
+
+ /* A task may only write when it was the opener. */
+- if (file->f_cred != current_real_cred())
++ if (file->private_data != current->mm)
+ return -EPERM;
+
+ rcu_read_lock();
+@@ -2613,9 +2620,11 @@ out:
+ }
+
+ static const struct file_operations proc_pid_attr_operations = {
++ .open = proc_pid_attr_open,
+ .read = proc_pid_attr_read,
+ .write = proc_pid_attr_write,
+ .llseek = generic_file_llseek,
++ .release = mem_release,
+ };
+
+ static const struct pid_entry attr_dir_stuff[] = {
+diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
+index 88484ee023ca3..ad8766e1635e4 100644
+--- a/include/asm-generic/vmlinux.lds.h
++++ b/include/asm-generic/vmlinux.lds.h
+@@ -842,6 +842,7 @@
+ #ifdef CONFIG_AMD_MEM_ENCRYPT
+ #define PERCPU_DECRYPTED_SECTION \
+ . = ALIGN(PAGE_SIZE); \
++ *(.data..decrypted) \
+ *(.data..percpu..decrypted) \
+ . = ALIGN(PAGE_SIZE);
+ #else
+diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
+index a0de4c7dc9d3f..8dd4ebb58e973 100644
+--- a/include/linux/kvm_host.h
++++ b/include/linux/kvm_host.h
+@@ -1017,7 +1017,15 @@ __gfn_to_memslot(struct kvm_memslots *slots, gfn_t gfn)
+ static inline unsigned long
+ __gfn_to_hva_memslot(struct kvm_memory_slot *slot, gfn_t gfn)
+ {
+- return slot->userspace_addr + (gfn - slot->base_gfn) * PAGE_SIZE;
++ /*
++ * The index was checked originally in search_memslots. To avoid
++ * that a malicious guest builds a Spectre gadget out of e.g. page
++ * table walks, do not let the processor speculate loads outside
++ * the guest's registered memslots.
++ */
++ unsigned long offset = gfn - slot->base_gfn;
++ offset = array_index_nospec(offset, slot->npages);
++ return slot->userspace_addr + offset * PAGE_SIZE;
+ }
+
+ static inline int memslot_id(struct kvm *kvm, gfn_t gfn)
+diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
+index dca6ab4eaa992..3ebdd384ae335 100644
+--- a/include/linux/mlx4/device.h
++++ b/include/linux/mlx4/device.h
+@@ -631,6 +631,7 @@ struct mlx4_caps {
+ bool wol_port[MLX4_MAX_PORTS + 1];
+ struct mlx4_rate_limit_caps rl_caps;
+ u32 health_buffer_addrs;
++ bool map_clock_to_user;
+ };
+
+ struct mlx4_buf_list {
+diff --git a/include/linux/usb/pd.h b/include/linux/usb/pd.h
+index bdf4c88d2aa0a..c16574d4bd855 100644
+--- a/include/linux/usb/pd.h
++++ b/include/linux/usb/pd.h
+@@ -434,7 +434,7 @@ static inline unsigned int rdo_max_power(u32 rdo)
+ #define PD_T_SENDER_RESPONSE 60 /* 24 - 30 ms, relaxed */
+ #define PD_T_SOURCE_ACTIVITY 45
+ #define PD_T_SINK_ACTIVITY 135
+-#define PD_T_SINK_WAIT_CAP 240
++#define PD_T_SINK_WAIT_CAP 310 /* 310 - 620 ms */
+ #define PD_T_PS_TRANSITION 500
+ #define PD_T_SRC_TRANSITION 35
+ #define PD_T_DRP_SNK 40
+diff --git a/kernel/cgroup/cgroup-v1.c b/kernel/cgroup/cgroup-v1.c
+index dd8bdbfbbde1e..5456611874eb5 100644
+--- a/kernel/cgroup/cgroup-v1.c
++++ b/kernel/cgroup/cgroup-v1.c
+@@ -849,6 +849,10 @@ static int cgroup1_rename(struct kernfs_node *kn, struct kernfs_node *new_parent
+ struct cgroup *cgrp = kn->priv;
+ int ret;
+
++ /* do not accept '\n' to prevent making /proc/<pid>/cgroup unparsable */
++ if (strchr(new_name_str, '\n'))
++ return -EINVAL;
++
+ if (kernfs_type(kn) != KERNFS_DIR)
+ return -ENOTDIR;
+ if (kn->parent != new_parent)
+diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c
+index 2a879d34bbe58..a74549693e7f5 100644
+--- a/kernel/cgroup/cgroup.c
++++ b/kernel/cgroup/cgroup.c
+@@ -5347,8 +5347,6 @@ int __init cgroup_init_early(void)
+ return 0;
+ }
+
+-static u16 cgroup_disable_mask __initdata;
+-
+ /**
+ * cgroup_init - cgroup initialization
+ *
+@@ -5408,12 +5406,8 @@ int __init cgroup_init(void)
+ * disabled flag and cftype registration needs kmalloc,
+ * both of which aren't available during early_init.
+ */
+- if (cgroup_disable_mask & (1 << ssid)) {
+- static_branch_disable(cgroup_subsys_enabled_key[ssid]);
+- printk(KERN_INFO "Disabling %s control group subsystem\n",
+- ss->name);
++ if (!cgroup_ssid_enabled(ssid))
+ continue;
+- }
+
+ if (cgroup1_ssid_disabled(ssid))
+ printk(KERN_INFO "Disabling %s control group subsystem in v1 mounts\n",
+@@ -5772,7 +5766,10 @@ static int __init cgroup_disable(char *str)
+ if (strcmp(token, ss->name) &&
+ strcmp(token, ss->legacy_name))
+ continue;
+- cgroup_disable_mask |= 1 << i;
++
++ static_branch_disable(cgroup_subsys_enabled_key[i]);
++ pr_info("Disabling %s control group subsystem\n",
++ ss->name);
+ }
+ }
+ return 1;
+diff --git a/kernel/events/core.c b/kernel/events/core.c
+index d3be2cd57af12..dd740f91de478 100644
+--- a/kernel/events/core.c
++++ b/kernel/events/core.c
+@@ -2086,6 +2086,7 @@ __perf_remove_from_context(struct perf_event *event,
+
+ if (!ctx->nr_events && ctx->is_active) {
+ ctx->is_active = 0;
++ ctx->rotate_necessary = 0;
+ if (ctx->task) {
+ WARN_ON_ONCE(cpuctx->task_ctx != ctx);
+ cpuctx->task_ctx = NULL;
+@@ -2952,12 +2953,6 @@ static void ctx_sched_out(struct perf_event_context *ctx,
+ if (!ctx->nr_active || !(is_active & EVENT_ALL))
+ return;
+
+- /*
+- * If we had been multiplexing, no rotations are necessary, now no events
+- * are active.
+- */
+- ctx->rotate_necessary = 0;
+-
+ perf_pmu_disable(ctx->pmu);
+ if (is_active & EVENT_PINNED) {
+ list_for_each_entry_safe(event, tmp, &ctx->pinned_active, active_list)
+@@ -2967,6 +2962,13 @@ static void ctx_sched_out(struct perf_event_context *ctx,
+ if (is_active & EVENT_FLEXIBLE) {
+ list_for_each_entry_safe(event, tmp, &ctx->flexible_active, active_list)
+ group_sched_out(event, cpuctx, ctx);
++
++ /*
++ * Since we cleared EVENT_FLEXIBLE, also clear
++ * rotate_necessary, is will be reset by
++ * ctx_flexible_sched_in() when needed.
++ */
++ ctx->rotate_necessary = 0;
+ }
+ perf_pmu_enable(ctx->pmu);
+ }
+@@ -3705,6 +3707,12 @@ ctx_event_to_rotate(struct perf_event_context *ctx)
+ typeof(*event), group_node);
+ }
+
++ /*
++ * Unconditionally clear rotate_necessary; if ctx_flexible_sched_in()
++ * finds there are unschedulable events, it will set it again.
++ */
++ ctx->rotate_necessary = 0;
++
+ return event;
+ }
+
+@@ -4147,7 +4155,9 @@ find_get_context(struct pmu *pmu, struct task_struct *task,
+ cpuctx = per_cpu_ptr(pmu->pmu_cpu_context, cpu);
+ ctx = &cpuctx->ctx;
+ get_ctx(ctx);
++ raw_spin_lock_irqsave(&ctx->lock, flags);
+ ++ctx->pin_count;
++ raw_spin_unlock_irqrestore(&ctx->lock, flags);
+
+ return ctx;
+ }
+diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
+index f06687053f96b..acb34e9df5515 100644
+--- a/kernel/sched/fair.c
++++ b/kernel/sched/fair.c
+@@ -7512,7 +7512,7 @@ static void update_blocked_averages(int cpu)
+ /* Propagate pending load changes to the parent, if any: */
+ se = cfs_rq->tg->se[cpu];
+ if (se && !skip_blocked_update(se))
+- update_load_avg(cfs_rq_of(se), se, 0);
++ update_load_avg(cfs_rq_of(se), se, UPDATE_TG);
+
+ /*
+ * There can be a lot of idle CPU cgroups. Don't let fully
+diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
+index f8d82b36dd668..c5c8aafa29cfc 100644
+--- a/kernel/trace/ftrace.c
++++ b/kernel/trace/ftrace.c
+@@ -1977,12 +1977,18 @@ static int ftrace_hash_ipmodify_update(struct ftrace_ops *ops,
+
+ static void print_ip_ins(const char *fmt, const unsigned char *p)
+ {
++ char ins[MCOUNT_INSN_SIZE];
+ int i;
+
++ if (probe_kernel_read(ins, p, MCOUNT_INSN_SIZE)) {
++ printk(KERN_CONT "%s[FAULT] %px\n", fmt, p);
++ return;
++ }
++
+ printk(KERN_CONT "%s", fmt);
+
+ for (i = 0; i < MCOUNT_INSN_SIZE; i++)
+- printk(KERN_CONT "%s%02x", i ? ":" : "", p[i]);
++ printk(KERN_CONT "%s%02x", i ? ":" : "", ins[i]);
+ }
+
+ enum ftrace_bug_type ftrace_bug_type;
+diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
+index 4eea58a907f08..f8aaa7879d7d6 100644
+--- a/kernel/trace/trace.c
++++ b/kernel/trace/trace.c
+@@ -2281,7 +2281,7 @@ trace_event_buffer_lock_reserve(struct ring_buffer **current_rb,
+ (entry = this_cpu_read(trace_buffered_event))) {
+ /* Try to use the per cpu buffer first */
+ val = this_cpu_inc_return(trace_buffered_event_cnt);
+- if ((len < (PAGE_SIZE - sizeof(*entry))) && val == 1) {
++ if ((len < (PAGE_SIZE - sizeof(*entry) - sizeof(entry->array[0]))) && val == 1) {
+ trace_event_setup(entry, type, flags, pc);
+ entry->array[0] = len;
+ return entry;
+diff --git a/kernel/workqueue.c b/kernel/workqueue.c
+index 1cc49340b68ab..f278e2f584fd2 100644
+--- a/kernel/workqueue.c
++++ b/kernel/workqueue.c
+@@ -49,6 +49,7 @@
+ #include <linux/uaccess.h>
+ #include <linux/sched/isolation.h>
+ #include <linux/nmi.h>
++#include <linux/kvm_para.h>
+
+ #include "workqueue_internal.h"
+
+@@ -5555,6 +5556,7 @@ static void wq_watchdog_timer_fn(struct timer_list *unused)
+ {
+ unsigned long thresh = READ_ONCE(wq_watchdog_thresh) * HZ;
+ bool lockup_detected = false;
++ unsigned long now = jiffies;
+ struct worker_pool *pool;
+ int pi;
+
+@@ -5569,6 +5571,12 @@ static void wq_watchdog_timer_fn(struct timer_list *unused)
+ if (list_empty(&pool->worklist))
+ continue;
+
++ /*
++ * If a virtual machine is stopped by the host it can look to
++ * the watchdog like a stall.
++ */
++ kvm_check_and_clear_guest_paused();
++
+ /* get the latest of pool and touched timestamps */
+ pool_ts = READ_ONCE(pool->watchdog_ts);
+ touched = READ_ONCE(wq_watchdog_touched);
+@@ -5587,12 +5595,12 @@ static void wq_watchdog_timer_fn(struct timer_list *unused)
+ }
+
+ /* did we stall? */
+- if (time_after(jiffies, ts + thresh)) {
++ if (time_after(now, ts + thresh)) {
+ lockup_detected = true;
+ pr_emerg("BUG: workqueue lockup - pool");
+ pr_cont_pool_info(pool);
+ pr_cont(" stuck for %us!\n",
+- jiffies_to_msecs(jiffies - pool_ts) / 1000);
++ jiffies_to_msecs(now - pool_ts) / 1000);
+ }
+ }
+
+diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
+index 1bb9f219f07d3..ac3fe507bc1c4 100644
+--- a/net/netlink/af_netlink.c
++++ b/net/netlink/af_netlink.c
+@@ -461,11 +461,13 @@ void netlink_table_ungrab(void)
+ static inline void
+ netlink_lock_table(void)
+ {
++ unsigned long flags;
++
+ /* read_lock() synchronizes us to netlink_table_grab */
+
+- read_lock(&nl_table_lock);
++ read_lock_irqsave(&nl_table_lock, flags);
+ atomic_inc(&nl_table_users);
+- read_unlock(&nl_table_lock);
++ read_unlock_irqrestore(&nl_table_lock, flags);
+ }
+
+ static inline void
+diff --git a/net/nfc/rawsock.c b/net/nfc/rawsock.c
+index 57a07ab80d924..bdc72737fe240 100644
+--- a/net/nfc/rawsock.c
++++ b/net/nfc/rawsock.c
+@@ -345,7 +345,7 @@ static int rawsock_create(struct net *net, struct socket *sock,
+ return -ESOCKTNOSUPPORT;
+
+ if (sock->type == SOCK_RAW) {
+- if (!capable(CAP_NET_RAW))
++ if (!ns_capable(net->user_ns, CAP_NET_RAW))
+ return -EPERM;
+ sock->ops = &rawsock_raw_ops;
+ } else {
+diff --git a/net/rds/connection.c b/net/rds/connection.c
+index 3bd2f4a5a30d9..ac3300b204a6f 100644
+--- a/net/rds/connection.c
++++ b/net/rds/connection.c
+@@ -237,12 +237,23 @@ static struct rds_connection *__rds_conn_create(struct net *net,
+ if (loop_trans) {
+ rds_trans_put(loop_trans);
+ conn->c_loopback = 1;
+- if (is_outgoing && trans->t_prefer_loopback) {
+- /* "outgoing" connection - and the transport
+- * says it wants the connection handled by the
+- * loopback transport. This is what TCP does.
+- */
+- trans = &rds_loop_transport;
++ if (trans->t_prefer_loopback) {
++ if (likely(is_outgoing)) {
++ /* "outgoing" connection to local address.
++ * Protocol says it wants the connection
++ * handled by the loopback transport.
++ * This is what TCP does.
++ */
++ trans = &rds_loop_transport;
++ } else {
++ /* No transport currently in use
++ * should end up here, but if it
++ * does, reset/destroy the connection.
++ */
++ kmem_cache_free(rds_conn_slab, conn);
++ conn = ERR_PTR(-EOPNOTSUPP);
++ goto out;
++ }
+ }
+ }
+
+diff --git a/net/rds/tcp.c b/net/rds/tcp.c
+index 18bb522df2823..d0bce439198fc 100644
+--- a/net/rds/tcp.c
++++ b/net/rds/tcp.c
+@@ -322,8 +322,8 @@ out:
+ }
+ #endif
+
+-static int rds_tcp_laddr_check(struct net *net, const struct in6_addr *addr,
+- __u32 scope_id)
++int rds_tcp_laddr_check(struct net *net, const struct in6_addr *addr,
++ __u32 scope_id)
+ {
+ struct net_device *dev = NULL;
+ #if IS_ENABLED(CONFIG_IPV6)
+diff --git a/net/rds/tcp.h b/net/rds/tcp.h
+index 3c69361d21c73..4620549ecbebe 100644
+--- a/net/rds/tcp.h
++++ b/net/rds/tcp.h
+@@ -60,7 +60,8 @@ u32 rds_tcp_snd_una(struct rds_tcp_connection *tc);
+ u64 rds_tcp_map_seq(struct rds_tcp_connection *tc, u32 seq);
+ extern struct rds_transport rds_tcp_transport;
+ void rds_tcp_accept_work(struct sock *sk);
+-
++int rds_tcp_laddr_check(struct net *net, const struct in6_addr *addr,
++ __u32 scope_id);
+ /* tcp_connect.c */
+ int rds_tcp_conn_path_connect(struct rds_conn_path *cp);
+ void rds_tcp_conn_path_shutdown(struct rds_conn_path *conn);
+diff --git a/net/rds/tcp_listen.c b/net/rds/tcp_listen.c
+index c12203f646da9..0d095d3f5feec 100644
+--- a/net/rds/tcp_listen.c
++++ b/net/rds/tcp_listen.c
+@@ -198,6 +198,12 @@ int rds_tcp_accept_one(struct socket *sock)
+ }
+ #endif
+
++ if (!rds_tcp_laddr_check(sock_net(sock->sk), peer_addr, dev_if)) {
++ /* local address connection is only allowed via loopback */
++ ret = -EOPNOTSUPP;
++ goto out;
++ }
++
+ conn = rds_conn_create(sock_net(sock->sk),
+ my_addr, peer_addr,
+ &rds_tcp_transport, GFP_KERNEL, dev_if);
+diff --git a/sound/soc/codecs/sti-sas.c b/sound/soc/codecs/sti-sas.c
+index 7316c80b81798..27196126f7107 100644
+--- a/sound/soc/codecs/sti-sas.c
++++ b/sound/soc/codecs/sti-sas.c
+@@ -411,6 +411,7 @@ static const struct of_device_id sti_sas_dev_match[] = {
+ },
+ {},
+ };
++MODULE_DEVICE_TABLE(of, sti_sas_dev_match);
+
+ static int sti_sas_driver_probe(struct platform_device *pdev)
+ {
+diff --git a/sound/soc/intel/boards/bytcr_rt5640.c b/sound/soc/intel/boards/bytcr_rt5640.c
+index 4ebc023f1507b..186c0ee059da7 100644
+--- a/sound/soc/intel/boards/bytcr_rt5640.c
++++ b/sound/soc/intel/boards/bytcr_rt5640.c
+@@ -565,6 +565,17 @@ static const struct dmi_system_id byt_rt5640_quirk_table[] = {
+ BYT_RT5640_SSP0_AIF1 |
+ BYT_RT5640_MCLK_EN),
+ },
++ { /* Glavey TM800A550L */
++ .matches = {
++ DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
++ DMI_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
++ /* Above strings are too generic, also match on BIOS version */
++ DMI_MATCH(DMI_BIOS_VERSION, "ZY-8-BI-PX4S70VTR400-X423B-005-D"),
++ },
++ .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
++ BYT_RT5640_SSP0_AIF1 |
++ BYT_RT5640_MCLK_EN),
++ },
+ {
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+@@ -632,6 +643,20 @@ static const struct dmi_system_id byt_rt5640_quirk_table[] = {
+ BYT_RT5640_MONO_SPEAKER |
+ BYT_RT5640_MCLK_EN),
+ },
++ { /* Lenovo Miix 3-830 */
++ .matches = {
++ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
++ DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Lenovo MIIX 3-830"),
++ },
++ .driver_data = (void *)(BYT_RT5640_IN1_MAP |
++ BYT_RT5640_JD_SRC_JD2_IN4N |
++ BYT_RT5640_OVCD_TH_2000UA |
++ BYT_RT5640_OVCD_SF_0P75 |
++ BYT_RT5640_MONO_SPEAKER |
++ BYT_RT5640_DIFF_MIC |
++ BYT_RT5640_SSP0_AIF1 |
++ BYT_RT5640_MCLK_EN),
++ },
+ { /* Linx Linx7 tablet */
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LINX"),
+diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
+index 6a2037b52098b..3be1534f1f033 100644
+--- a/tools/perf/util/session.c
++++ b/tools/perf/util/session.c
+@@ -1478,6 +1478,7 @@ int perf_session__peek_event(struct perf_session *session, off_t file_offset,
+ if (event->header.size < hdr_sz || event->header.size > buf_sz)
+ return -1;
+
++ buf += hdr_sz;
+ rest = event->header.size - hdr_sz;
+
+ if (readn(fd, buf, rest) != (ssize_t)rest)