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Merge 4.19.151 into android-4.19-stable

Browse source 
Changes in 4.19.151
	fbdev, newport_con: Move FONT_EXTRA_WORDS macros into linux/font.h
	Fonts: Support FONT_EXTRA_WORDS macros for built-in fonts
	fbcon: Fix global-out-of-bounds read in fbcon_get_font()
	Revert "ravb: Fixed to be able to unload modules"
	net: wireless: nl80211: fix out-of-bounds access in nl80211_del_key()
	drm/nouveau/mem: guard against NULL pointer access in mem_del
	usermodehelper: reset umask to default before executing user process
	platform/x86: intel-vbtn: Fix SW_TABLET_MODE always reporting 1 on the HP Pavilion 11 x360
	platform/x86: thinkpad_acpi: initialize tp_nvram_state variable
	platform/x86: intel-vbtn: Switch to an allow-list for SW_TABLET_MODE reporting
	platform/x86: thinkpad_acpi: re-initialize ACPI buffer size when reuse
	driver core: Fix probe_count imbalance in really_probe()
	perf top: Fix stdio interface input handling with glibc 2.28+
	i2c: i801: Exclude device from suspend direct complete optimization
	mtd: rawnand: sunxi: Fix the probe error path
	arm64: dts: stratix10: add status to qspi dts node
	nvme-core: put ctrl ref when module ref get fail
	macsec: avoid use-after-free in macsec_handle_frame()
	mm/khugepaged: fix filemap page_to_pgoff(page) != offset
	xfrmi: drop ignore_df check before updating pmtu
	cifs: Fix incomplete memory allocation on setxattr path
	i2c: meson: fix clock setting overwrite
	i2c: meson: fixup rate calculation with filter delay
	i2c: owl: Clear NACK and BUS error bits
	sctp: fix sctp_auth_init_hmacs() error path
	team: set dev->needed_headroom in team_setup_by_port()
	net: team: fix memory leak in __team_options_register
	openvswitch: handle DNAT tuple collision
	drm/amdgpu: prevent double kfree ttm->sg
	xfrm: clone XFRMA_SET_MARK in xfrm_do_migrate
	xfrm: clone XFRMA_REPLAY_ESN_VAL in xfrm_do_migrate
	xfrm: clone XFRMA_SEC_CTX in xfrm_do_migrate
	xfrm: clone whole liftime_cur structure in xfrm_do_migrate
	net: stmmac: removed enabling eee in EEE set callback
	platform/x86: fix kconfig dependency warning for FUJITSU_LAPTOP
	xfrm: Use correct address family in xfrm_state_find
	bonding: set dev->needed_headroom in bond_setup_by_slave()
	mdio: fix mdio-thunder.c dependency & build error
	net: usb: ax88179_178a: fix missing stop entry in driver_info
	net/mlx5e: Fix VLAN cleanup flow
	net/mlx5e: Fix VLAN create flow
	rxrpc: Fix rxkad token xdr encoding
	rxrpc: Downgrade the BUG() for unsupported token type in rxrpc_read()
	rxrpc: Fix some missing _bh annotations on locking conn->state_lock
	rxrpc: Fix server keyring leak
	perf: Fix task_function_call() error handling
	mmc: core: don't set limits.discard_granularity as 0
	mm: khugepaged: recalculate min_free_kbytes after memory hotplug as expected by khugepaged
	net: usb: rtl8150: set random MAC address when set_ethernet_addr() fails
	Linux 4.19.151

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I9ee2b0fc4fc39f27be6ae680529e1046f249a3e6
This commit is contained in:
Greg Kroah-Hartman 2020-10-14 12:11:08 +02:00
commit 7ea1c39bb6
55 changed files with 393 additions and 209 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
Makefile
View file

@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 19
SUBLEVEL = 150
SUBLEVEL = 151
EXTRAVERSION =
NAME = "People's Front"

1
arch/arm64/boot/dts/altera/socfpga_stratix10_socdk.dts
View file

@ -151,6 +151,7 @@
};
&qspi {
status = "okay";
flash@0 {
#address-cells = <1>;
#size-cells = <1>;

5
drivers/base/dd.c
View file

@ -477,7 +477,8 @@ static int really_probe(struct device *dev, struct device_driver *drv)
drv->bus->name, __func__, drv->name, dev_name(dev));
if (!list_empty(&dev->devres_head)) {
dev_crit(dev, "Resources present before probing\n");
return -EBUSY;
ret = -EBUSY;
goto done;
}
re_probe:
@ -584,7 +585,7 @@ pinctrl_bind_failed:
ret = 0;
done:
atomic_dec(&probe_count);
wake_up(&probe_waitqueue);
wake_up_all(&probe_waitqueue);
return ret;
}

1
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
View file

@ -954,6 +954,7 @@ static int amdgpu_ttm_tt_pin_userptr(struct ttm_tt *ttm)
release_sg:
kfree(ttm->sg);
ttm->sg = NULL;
return r;
}

2
drivers/gpu/drm/nouveau/nouveau_mem.c
View file

@ -176,6 +176,8 @@ void
nouveau_mem_del(struct ttm_mem_reg *reg)
{
struct nouveau_mem *mem = nouveau_mem(reg);
if (!mem)
return;
nouveau_mem_fini(mem);
kfree(reg->mm_node);
reg->mm_node = NULL;

1
drivers/i2c/busses/i2c-i801.c
View file

@ -1698,6 +1698,7 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id)
pci_set_drvdata(dev, priv);
dev_pm_set_driver_flags(&dev->dev, DPM_FLAG_NEVER_SKIP);
pm_runtime_set_autosuspend_delay(&dev->dev, 1000);
pm_runtime_use_autosuspend(&dev->dev);
pm_runtime_put_autosuspend(&dev->dev);

42
drivers/i2c/busses/i2c-meson.c
View file

@ -8,6 +8,7 @@
* published by the Free Software Foundation.
*/
#include <linux/bitfield.h>
#include <linux/clk.h>
#include <linux/completion.h>
#include <linux/i2c.h>
@ -35,12 +36,17 @@
#define REG_CTRL_ACK_IGNORE BIT(1)
#define REG_CTRL_STATUS BIT(2)
#define REG_CTRL_ERROR BIT(3)
#define REG_CTRL_CLKDIV_SHIFT 12
#define REG_CTRL_CLKDIV_MASK GENMASK(21, 12)
#define REG_CTRL_CLKDIVEXT_SHIFT 28
#define REG_CTRL_CLKDIVEXT_MASK GENMASK(29, 28)
#define REG_CTRL_CLKDIV GENMASK(21, 12)
#define REG_CTRL_CLKDIVEXT GENMASK(29, 28)
#define REG_SLV_ADDR GENMASK(7, 0)
#define REG_SLV_SDA_FILTER GENMASK(10, 8)
#define REG_SLV_SCL_FILTER GENMASK(13, 11)
#define REG_SLV_SCL_LOW GENMASK(27, 16)
#define REG_SLV_SCL_LOW_EN BIT(28)
#define I2C_TIMEOUT_MS 500
#define FILTER_DELAY 15
enum {
TOKEN_END = 0,
@ -135,19 +141,24 @@ static void meson_i2c_set_clk_div(struct meson_i2c *i2c, unsigned int freq)
unsigned long clk_rate = clk_get_rate(i2c->clk);
unsigned int div;
div = DIV_ROUND_UP(clk_rate, freq * i2c->data->div_factor);
div = DIV_ROUND_UP(clk_rate, freq);
div -= FILTER_DELAY;
div = DIV_ROUND_UP(div, i2c->data->div_factor);
/* clock divider has 12 bits */
if (div >= (1 << 12)) {
if (div > GENMASK(11, 0)) {
dev_err(i2c->dev, "requested bus frequency too low\n");
div = (1 << 12) - 1;
div = GENMASK(11, 0);
}
meson_i2c_set_mask(i2c, REG_CTRL, REG_CTRL_CLKDIV_MASK,
(div & GENMASK(9, 0)) << REG_CTRL_CLKDIV_SHIFT);
meson_i2c_set_mask(i2c, REG_CTRL, REG_CTRL_CLKDIV,
FIELD_PREP(REG_CTRL_CLKDIV, div & GENMASK(9, 0)));
meson_i2c_set_mask(i2c, REG_CTRL, REG_CTRL_CLKDIVEXT_MASK,
(div >> 10) << REG_CTRL_CLKDIVEXT_SHIFT);
meson_i2c_set_mask(i2c, REG_CTRL, REG_CTRL_CLKDIVEXT,
FIELD_PREP(REG_CTRL_CLKDIVEXT, div >> 10));
/* Disable HIGH/LOW mode */
meson_i2c_set_mask(i2c, REG_SLAVE_ADDR, REG_SLV_SCL_LOW_EN, 0);
dev_dbg(i2c->dev, "%s: clk %lu, freq %u, div %u\n", __func__,
clk_rate, freq, div);
@ -276,7 +287,10 @@ static void meson_i2c_do_start(struct meson_i2c *i2c, struct i2c_msg *msg)
token = (msg->flags & I2C_M_RD) ? TOKEN_SLAVE_ADDR_READ :
TOKEN_SLAVE_ADDR_WRITE;
writel(msg->addr << 1, i2c->regs + REG_SLAVE_ADDR);
meson_i2c_set_mask(i2c, REG_SLAVE_ADDR, REG_SLV_ADDR,
FIELD_PREP(REG_SLV_ADDR, msg->addr << 1));
meson_i2c_add_token(i2c, TOKEN_START);
meson_i2c_add_token(i2c, token);
}
@ -435,6 +449,10 @@ static int meson_i2c_probe(struct platform_device *pdev)
return ret;
}
/* Disable filtering */
meson_i2c_set_mask(i2c, REG_SLAVE_ADDR,
REG_SLV_SDA_FILTER | REG_SLV_SCL_FILTER, 0);
meson_i2c_set_clk_div(i2c, timings.bus_freq_hz);
return 0;

6
drivers/i2c/busses/i2c-owl.c
View file

@ -179,6 +179,9 @@ static irqreturn_t owl_i2c_interrupt(int irq, void *_dev)
fifostat = readl(i2c_dev->base + OWL_I2C_REG_FIFOSTAT);
if (fifostat & OWL_I2C_FIFOSTAT_RNB) {
i2c_dev->err = -ENXIO;
/* Clear NACK error bit by writing "1" */
owl_i2c_update_reg(i2c_dev->base + OWL_I2C_REG_FIFOSTAT,
OWL_I2C_FIFOSTAT_RNB, true);
goto stop;
}
@ -186,6 +189,9 @@ static irqreturn_t owl_i2c_interrupt(int irq, void *_dev)
stat = readl(i2c_dev->base + OWL_I2C_REG_STAT);
if (stat & OWL_I2C_STAT_BEB) {
i2c_dev->err = -EIO;
/* Clear BUS error bit by writing "1" */
owl_i2c_update_reg(i2c_dev->base + OWL_I2C_REG_STAT,
OWL_I2C_STAT_BEB, true);
goto stop;
}

2
drivers/mmc/core/queue.c
View file

@ -186,7 +186,7 @@ static void mmc_queue_setup_discard(struct request_queue *q,
q->limits.discard_granularity = card->pref_erase << 9;
/* granularity must not be greater than max. discard */
if (card->pref_erase > max_discard)
q->limits.discard_granularity = 0;
q->limits.discard_granularity = SECTOR_SIZE;
if (mmc_can_secure_erase_trim(card))
blk_queue_flag_set(QUEUE_FLAG_SECERASE, q);
}

2
drivers/mtd/nand/raw/sunxi_nand.c
View file

@ -1947,7 +1947,7 @@ static int sunxi_nand_chip_init(struct device *dev, struct sunxi_nfc *nfc,
ret = mtd_device_register(mtd, NULL, 0);
if (ret) {
dev_err(dev, "failed to register mtd device: %d\n", ret);
nand_release(nand);
nand_cleanup(nand);
return ret;
}

1
drivers/net/bonding/bond_main.c
View file

@ -1123,6 +1123,7 @@ static void bond_setup_by_slave(struct net_device *bond_dev,
bond_dev->type = slave_dev->type;
bond_dev->hard_header_len = slave_dev->hard_header_len;
bond_dev->needed_headroom = slave_dev->needed_headroom;
bond_dev->addr_len = slave_dev->addr_len;
memcpy(bond_dev->broadcast, slave_dev->broadcast,

14
drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
View file

@ -217,6 +217,9 @@ static int __mlx5e_add_vlan_rule(struct mlx5e_priv *priv,
break;
}
if (WARN_ONCE(*rule_p, "VLAN rule already exists type %d", rule_type))
return 0;
*rule_p = mlx5_add_flow_rules(ft, spec, &flow_act, &dest, 1);
if (IS_ERR(*rule_p)) {
@ -397,8 +400,7 @@ static void mlx5e_add_vlan_rules(struct mlx5e_priv *priv)
for_each_set_bit(i, priv->fs.vlan.active_svlans, VLAN_N_VID)
mlx5e_add_vlan_rule(priv, MLX5E_VLAN_RULE_TYPE_MATCH_STAG_VID, i);
if (priv->fs.vlan.cvlan_filter_disabled &&
!(priv->netdev->flags & IFF_PROMISC))
if (priv->fs.vlan.cvlan_filter_disabled)
mlx5e_add_any_vid_rules(priv);
}
@ -415,8 +417,12 @@ static void mlx5e_del_vlan_rules(struct mlx5e_priv *priv)
for_each_set_bit(i, priv->fs.vlan.active_svlans, VLAN_N_VID)
mlx5e_del_vlan_rule(priv, MLX5E_VLAN_RULE_TYPE_MATCH_STAG_VID, i);
if (priv->fs.vlan.cvlan_filter_disabled &&
!(priv->netdev->flags & IFF_PROMISC))
WARN_ON_ONCE(!(test_bit(MLX5E_STATE_DESTROYING, &priv->state)));
/* must be called after DESTROY bit is set and
* set_rx_mode is called and flushed
*/
if (priv->fs.vlan.cvlan_filter_disabled)
mlx5e_del_any_vid_rules(priv);
}

110
drivers/net/ethernet/renesas/ravb_main.c
View file

@ -1337,51 +1337,6 @@ static inline int ravb_hook_irq(unsigned int irq, irq_handler_t handler,
return error;
}
/* MDIO bus init function */
static int ravb_mdio_init(struct ravb_private *priv)
{
struct platform_device *pdev = priv->pdev;
struct device *dev = &pdev->dev;
int error;
/* Bitbang init */
priv->mdiobb.ops = &bb_ops;
/* MII controller setting */
priv->mii_bus = alloc_mdio_bitbang(&priv->mdiobb);
if (!priv->mii_bus)
return -ENOMEM;
/* Hook up MII support for ethtool */
priv->mii_bus->name = "ravb_mii";
priv->mii_bus->parent = dev;
snprintf(priv->mii_bus->id, MII_BUS_ID_SIZE, "%s-%x",
pdev->name, pdev->id);
/* Register MDIO bus */
error = of_mdiobus_register(priv->mii_bus, dev->of_node);
if (error)
goto out_free_bus;
return 0;
out_free_bus:
free_mdio_bitbang(priv->mii_bus);
return error;
}
/* MDIO bus release function */
static int ravb_mdio_release(struct ravb_private *priv)
{
/* Unregister mdio bus */
mdiobus_unregister(priv->mii_bus);
/* Free bitbang info */
free_mdio_bitbang(priv->mii_bus);
return 0;
}
/* Network device open function for Ethernet AVB */
static int ravb_open(struct net_device *ndev)
{
@ -1390,13 +1345,6 @@ static int ravb_open(struct net_device *ndev)
struct device *dev = &pdev->dev;
int error;
/* MDIO bus init */
error = ravb_mdio_init(priv);
if (error) {
netdev_err(ndev, "failed to initialize MDIO\n");
return error;
}
napi_enable(&priv->napi[RAVB_BE]);
napi_enable(&priv->napi[RAVB_NC]);
@ -1474,7 +1422,6 @@ out_free_irq:
out_napi_off:
napi_disable(&priv->napi[RAVB_NC]);
napi_disable(&priv->napi[RAVB_BE]);
ravb_mdio_release(priv);
return error;
}
@ -1774,8 +1721,6 @@ static int ravb_close(struct net_device *ndev)
ravb_ring_free(ndev, RAVB_BE);
ravb_ring_free(ndev, RAVB_NC);
ravb_mdio_release(priv);
return 0;
}
@ -1922,6 +1867,51 @@ static const struct net_device_ops ravb_netdev_ops = {
.ndo_set_features = ravb_set_features,
};
/* MDIO bus init function */
static int ravb_mdio_init(struct ravb_private *priv)
{
struct platform_device *pdev = priv->pdev;
struct device *dev = &pdev->dev;
int error;
/* Bitbang init */
priv->mdiobb.ops = &bb_ops;
/* MII controller setting */
priv->mii_bus = alloc_mdio_bitbang(&priv->mdiobb);
if (!priv->mii_bus)
return -ENOMEM;
/* Hook up MII support for ethtool */
priv->mii_bus->name = "ravb_mii";
priv->mii_bus->parent = dev;
snprintf(priv->mii_bus->id, MII_BUS_ID_SIZE, "%s-%x",
pdev->name, pdev->id);
/* Register MDIO bus */
error = of_mdiobus_register(priv->mii_bus, dev->of_node);
if (error)
goto out_free_bus;
return 0;
out_free_bus:
free_mdio_bitbang(priv->mii_bus);
return error;
}
/* MDIO bus release function */
static int ravb_mdio_release(struct ravb_private *priv)
{
/* Unregister mdio bus */
mdiobus_unregister(priv->mii_bus);
/* Free bitbang info */
free_mdio_bitbang(priv->mii_bus);
return 0;
}
static const struct of_device_id ravb_match_table[] = {
{ .compatible = "renesas,etheravb-r8a7790", .data = (void *)RCAR_GEN2 },
{ .compatible = "renesas,etheravb-r8a7794", .data = (void *)RCAR_GEN2 },
@ -2148,6 +2138,13 @@ static int ravb_probe(struct platform_device *pdev)
eth_hw_addr_random(ndev);
}
/* MDIO bus init */
error = ravb_mdio_init(priv);
if (error) {
dev_err(&pdev->dev, "failed to initialize MDIO\n");
goto out_dma_free;
}
netif_napi_add(ndev, &priv->napi[RAVB_BE], ravb_poll, 64);
netif_napi_add(ndev, &priv->napi[RAVB_NC], ravb_poll, 64);
@ -2169,6 +2166,8 @@ static int ravb_probe(struct platform_device *pdev)
out_napi_del:
netif_napi_del(&priv->napi[RAVB_NC]);
netif_napi_del(&priv->napi[RAVB_BE]);
ravb_mdio_release(priv);
out_dma_free:
dma_free_coherent(ndev->dev.parent, priv->desc_bat_size, priv->desc_bat,
priv->desc_bat_dma);
@ -2200,6 +2199,7 @@ static int ravb_remove(struct platform_device *pdev)
unregister_netdev(ndev);
netif_napi_del(&priv->napi[RAVB_NC]);
netif_napi_del(&priv->napi[RAVB_BE]);
ravb_mdio_release(priv);
pm_runtime_disable(&pdev->dev);
free_netdev(ndev);
platform_set_drvdata(pdev, NULL);

15
drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
View file

@ -694,23 +694,16 @@ static int stmmac_ethtool_op_set_eee(struct net_device *dev,
struct stmmac_priv *priv = netdev_priv(dev);
int ret;
if (!edata->eee_enabled) {
if (!priv->dma_cap.eee)
return -EOPNOTSUPP;
if (!edata->eee_enabled)
stmmac_disable_eee_mode(priv);
} else {
/* We are asking for enabling the EEE but it is safe
* to verify all by invoking the eee_init function.
* In case of failure it will return an error.
*/
edata->eee_enabled = stmmac_eee_init(priv);
if (!edata->eee_enabled)
return -EOPNOTSUPP;
}
ret = phy_ethtool_set_eee(dev->phydev, edata);
if (ret)
return ret;
priv->eee_enabled = edata->eee_enabled;
priv->tx_lpi_timer = edata->tx_lpi_timer;
return 0;
}

4
drivers/net/macsec.c
View file

@ -1085,6 +1085,7 @@ static rx_handler_result_t macsec_handle_frame(struct sk_buff **pskb)
struct macsec_rx_sa *rx_sa;
struct macsec_rxh_data *rxd;
struct macsec_dev *macsec;
unsigned int len;
sci_t sci;
u32 pn;
bool cbit;
@ -1240,9 +1241,10 @@ deliver:
macsec_rxsc_put(rx_sc);
skb_orphan(skb);
len = skb->len;
ret = gro_cells_receive(&macsec->gro_cells, skb);
if (ret == NET_RX_SUCCESS)
count_rx(dev, skb->len);
count_rx(dev, len);
else
macsec->secy.netdev->stats.rx_dropped++;

1
drivers/net/phy/Kconfig
View file

@ -154,6 +154,7 @@ config MDIO_THUNDER
depends on 64BIT
depends on PCI
select MDIO_CAVIUM
select MDIO_DEVRES
help
This driver supports the MDIO interfaces found on Cavium
ThunderX SoCs when the MDIO bus device appears as a PCI

3
drivers/net/team/team.c
View file

@ -294,7 +294,7 @@ inst_rollback:
for (i--; i >= 0; i--)
__team_option_inst_del_option(team, dst_opts[i]);
i = option_count - 1;
i = option_count;
alloc_rollback:
for (i--; i >= 0; i--)
kfree(dst_opts[i]);
@ -2086,6 +2086,7 @@ static void team_setup_by_port(struct net_device *dev,
dev->header_ops = port_dev->header_ops;
dev->type = port_dev->type;
dev->hard_header_len = port_dev->hard_header_len;
dev->needed_headroom = port_dev->needed_headroom;
dev->addr_len = port_dev->addr_len;
dev->mtu = port_dev->mtu;
memcpy(dev->broadcast, port_dev->broadcast, port_dev->addr_len);

1
drivers/net/usb/ax88179_178a.c
View file

@ -1735,6 +1735,7 @@ static const struct driver_info belkin_info = {
.status = ax88179_status,
.link_reset = ax88179_link_reset,
.reset = ax88179_reset,
.stop = ax88179_stop,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.rx_fixup = ax88179_rx_fixup,
.tx_fixup = ax88179_tx_fixup,

16
drivers/net/usb/rtl8150.c
View file

@ -277,12 +277,20 @@ static int write_mii_word(rtl8150_t * dev, u8 phy, __u8 indx, u16 reg)
return 1;
}
static inline void set_ethernet_addr(rtl8150_t * dev)
static void set_ethernet_addr(rtl8150_t *dev)
{
u8 node_id[6];
u8 node_id[ETH_ALEN];
int ret;
get_registers(dev, IDR, sizeof(node_id), node_id);
memcpy(dev->netdev->dev_addr, node_id, sizeof(node_id));
ret = get_registers(dev, IDR, sizeof(node_id), node_id);
if (ret == sizeof(node_id)) {
ether_addr_copy(dev->netdev->dev_addr, node_id);
} else {
eth_hw_addr_random(dev->netdev);
netdev_notice(dev->netdev, "Assigned a random MAC address: %pM\n",
dev->netdev->dev_addr);
}
}
static int rtl8150_set_mac_address(struct net_device *netdev, void *p)

4
drivers/nvme/host/core.c
View file

@ -2606,8 +2606,10 @@ static int nvme_dev_open(struct inode *inode, struct file *file)
}
nvme_get_ctrl(ctrl);
if (!try_module_get(ctrl->ops->module))
if (!try_module_get(ctrl->ops->module)) {
nvme_put_ctrl(ctrl);
return -EINVAL;
}
file->private_data = ctrl;
return 0;

1
drivers/platform/x86/Kconfig
View file

@ -235,6 +235,7 @@ config FUJITSU_LAPTOP
depends on BACKLIGHT_CLASS_DEVICE
depends on ACPI_VIDEO || ACPI_VIDEO = n
select INPUT_SPARSEKMAP
select NEW_LEDS
select LEDS_CLASS
---help---
This is a driver for laptops built by Fujitsu:

64
drivers/platform/x86/intel-vbtn.c
View file

@ -15,9 +15,13 @@
#include <linux/platform_device.h>
#include <linux/suspend.h>
/* Returned when NOT in tablet mode on some HP Stream x360 11 models */
#define VGBS_TABLET_MODE_FLAG_ALT 0x10
/* When NOT in tablet mode, VGBS returns with the flag 0x40 */
#define TABLET_MODE_FLAG 0x40
#define DOCK_MODE_FLAG 0x80
#define VGBS_TABLET_MODE_FLAG 0x40
#define VGBS_DOCK_MODE_FLAG 0x80
#define VGBS_TABLET_MODE_FLAGS (VGBS_TABLET_MODE_FLAG | VGBS_TABLET_MODE_FLAG_ALT)
MODULE_LICENSE("GPL");
MODULE_AUTHOR("AceLan Kao");
@ -148,26 +152,60 @@ static void detect_tablet_mode(struct platform_device *device)
if (ACPI_FAILURE(status))
return;
m = !(vgbs & TABLET_MODE_FLAG);
m = !(vgbs & VGBS_TABLET_MODE_FLAGS);
input_report_switch(priv->input_dev, SW_TABLET_MODE, m);
m = (vgbs & DOCK_MODE_FLAG) ? 1 : 0;
m = (vgbs & VGBS_DOCK_MODE_FLAG) ? 1 : 0;
input_report_switch(priv->input_dev, SW_DOCK, m);
}
/*
* There are several laptops (non 2-in-1) models out there which support VGBS,
* but simply always return 0, which we translate to SW_TABLET_MODE=1. This in
* turn causes userspace (libinput) to suppress events from the builtin
* keyboard and touchpad, making the laptop essentially unusable.
*
* Since the problem of wrongly reporting SW_TABLET_MODE=1 in combination
* with libinput, leads to a non-usable system. Where as OTOH many people will
* not even notice when SW_TABLET_MODE is not being reported, a DMI based allow
* list is used here. This list mainly matches on the chassis-type of 2-in-1s.
*
* There are also some 2-in-1s which use the intel-vbtn ACPI interface to report
* SW_TABLET_MODE with a chassis-type of 8 ("Portable") or 10 ("Notebook"),
* these are matched on a per model basis, since many normal laptops with a
* possible broken VGBS ACPI-method also use these chassis-types.
*/
static const struct dmi_system_id dmi_switches_allow_list[] = {
{
.matches = {
DMI_EXACT_MATCH(DMI_CHASSIS_TYPE, "31" /* Convertible */),
},
},
{
.matches = {
DMI_EXACT_MATCH(DMI_CHASSIS_TYPE, "32" /* Detachable */),
},
},
{
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
DMI_MATCH(DMI_PRODUCT_NAME, "Venue 11 Pro 7130"),
},
},
{
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
DMI_MATCH(DMI_PRODUCT_NAME, "HP Stream x360 Convertible PC 11"),
},
},
{} /* Array terminator */
};
static bool intel_vbtn_has_switches(acpi_handle handle)
{
const char *chassis_type = dmi_get_system_info(DMI_CHASSIS_TYPE);
unsigned long long vgbs;
acpi_status status;
/*
* Some normal laptops have a VGBS method despite being non-convertible
* and their VGBS method always returns 0, causing detect_tablet_mode()
* to report SW_TABLET_MODE=1 to userspace, which causes issues.
* These laptops have a DMI chassis_type of 9 ("Laptop"), do not report
* switches on any devices with a DMI chassis_type of 9.
*/
if (chassis_type && strcmp(chassis_type, "9") == 0)
if (!dmi_check_system(dmi_switches_allow_list))
return false;
status = acpi_evaluate_integer(handle, "VGBS", NULL, &vgbs);

6
drivers/platform/x86/thinkpad_acpi.c
View file

@ -2597,7 +2597,7 @@ static void hotkey_compare_and_issue_event(struct tp_nvram_state *oldn,
*/
static int hotkey_kthread(void *data)
{
struct tp_nvram_state s[2];
struct tp_nvram_state s[2] = { 0 };
u32 poll_mask, event_mask;
unsigned int si, so;
unsigned long t;
@ -6879,8 +6879,10 @@ static int __init tpacpi_query_bcl_levels(acpi_handle handle)
list_for_each_entry(child, &device->children, node) {
acpi_status status = acpi_evaluate_object(child->handle, "_BCL",
NULL, &buffer);
if (ACPI_FAILURE(status))
if (ACPI_FAILURE(status)) {
buffer.length = ACPI_ALLOCATE_BUFFER;
continue;
}
obj = (union acpi_object *)buffer.pointer;
if (!obj || (obj->type != ACPI_TYPE_PACKAGE)) {

7
drivers/video/console/newport_con.c
View file

@ -35,12 +35,6 @@
#define FONT_DATA ((unsigned char *)font_vga_8x16.data)
/* borrowed from fbcon.c */
#define REFCOUNT(fd) (((int *)(fd))[-1])
#define FNTSIZE(fd) (((int *)(fd))[-2])
#define FNTCHARCNT(fd) (((int *)(fd))[-3])
#define FONT_EXTRA_WORDS 3
static unsigned char *font_data[MAX_NR_CONSOLES];
static struct newport_regs *npregs;
@ -522,6 +516,7 @@ static int newport_set_font(int unit, struct console_font *op)
FNTSIZE(new_data) = size;
FNTCHARCNT(new_data) = op->charcount;
REFCOUNT(new_data) = 0; /* usage counter */
FNTSUM(new_data) = 0;
p = new_data;
for (i = 0; i < op->charcount; i++) {

12
drivers/video/fbdev/core/fbcon.c
View file

@ -2270,6 +2270,9 @@ static int fbcon_get_font(struct vc_data *vc, struct console_font *font)
if (font->width <= 8) {
j = vc->vc_font.height;
if (font->charcount * j > FNTSIZE(fontdata))
return -EINVAL;
for (i = 0; i < font->charcount; i++) {
memcpy(data, fontdata, j);
memset(data + j, 0, 32 - j);
@ -2278,6 +2281,9 @@ static int fbcon_get_font(struct vc_data *vc, struct console_font *font)
}
} else if (font->width <= 16) {
j = vc->vc_font.height * 2;
if (font->charcount * j > FNTSIZE(fontdata))
return -EINVAL;
for (i = 0; i < font->charcount; i++) {
memcpy(data, fontdata, j);
memset(data + j, 0, 64 - j);
@ -2285,6 +2291,9 @@ static int fbcon_get_font(struct vc_data *vc, struct console_font *font)
fontdata += j;
}
} else if (font->width <= 24) {
if (font->charcount * (vc->vc_font.height * sizeof(u32)) > FNTSIZE(fontdata))
return -EINVAL;
for (i = 0; i < font->charcount; i++) {
for (j = 0; j < vc->vc_font.height; j++) {
*data++ = fontdata[0];
@ -2297,6 +2306,9 @@ static int fbcon_get_font(struct vc_data *vc, struct console_font *font)
}
} else {
j = vc->vc_font.height * 4;
if (font->charcount * j > FNTSIZE(fontdata))
return -EINVAL;
for (i = 0; i < font->charcount; i++) {
memcpy(data, fontdata, j);
memset(data + j, 0, 128 - j);

7
drivers/video/fbdev/core/fbcon.h
View file

@ -152,13 +152,6 @@ static inline int attr_col_ec(int shift, struct vc_data *vc,
#define attr_bgcol_ec(bgshift, vc, info) attr_col_ec(bgshift, vc, info, 0)
#define attr_fgcol_ec(fgshift, vc, info) attr_col_ec(fgshift, vc, info, 1)
/* Font */
#define REFCOUNT(fd) (((int *)(fd))[-1])
#define FNTSIZE(fd) (((int *)(fd))[-2])
#define FNTCHARCNT(fd) (((int *)(fd))[-3])
#define FNTSUM(fd) (((int *)(fd))[-4])
#define FONT_EXTRA_WORDS 4
/*
* Scroll Method
*/

1
drivers/video/fbdev/core/fbcon_rotate.c
View file

@ -14,6 +14,7 @@
#include <linux/fb.h>
#include <linux/vt_kern.h>
#include <linux/console.h>
#include <linux/font.h>
#include <asm/types.h>
#include "fbcon.h"
#include "fbcon_rotate.h"

1
drivers/video/fbdev/core/tileblit.c
View file

@ -13,6 +13,7 @@
#include <linux/fb.h>
#include <linux/vt_kern.h>
#include <linux/console.h>
#include <linux/font.h>
#include <asm/types.h>
#include "fbcon.h"

2
fs/cifs/smb2ops.c
View file

@ -950,7 +950,7 @@ smb2_set_ea(const unsigned int xid, struct cifs_tcon *tcon,
return rc;
}
len = sizeof(ea) + ea_name_len + ea_value_len + 1;
len = sizeof(*ea) + ea_name_len + ea_value_len + 1;
ea = kzalloc(len, GFP_KERNEL);
if (ea == NULL) {
SMB2_close(xid, tcon, fid.persistent_fid, fid.volatile_fid);

13
include/linux/font.h
View file

@ -57,4 +57,17 @@ extern const struct font_desc *get_default_font(int xres, int yres,
/* Max. length for the name of a predefined font */
#define MAX_FONT_NAME 32
/* Extra word getters */
#define REFCOUNT(fd) (((int *)(fd))[-1])
#define FNTSIZE(fd) (((int *)(fd))[-2])
#define FNTCHARCNT(fd) (((int *)(fd))[-3])
#define FNTSUM(fd) (((int *)(fd))[-4])
#define FONT_EXTRA_WORDS 4
struct font_data {
unsigned int extra[FONT_EXTRA_WORDS];
const unsigned char data[];
} __packed;
#endif /* _VIDEO_FONT_H */

5
include/linux/khugepaged.h
View file

@ -15,6 +15,7 @@ extern int __khugepaged_enter(struct mm_struct *mm);
extern void __khugepaged_exit(struct mm_struct *mm);
extern int khugepaged_enter_vma_merge(struct vm_area_struct *vma,
unsigned long vm_flags);
extern void khugepaged_min_free_kbytes_update(void);
#define khugepaged_enabled() \
(transparent_hugepage_flags & \
@ -73,6 +74,10 @@ static inline int khugepaged_enter_vma_merge(struct vm_area_struct *vma,
{
return 0;
}
static inline void khugepaged_min_free_kbytes_update(void)
{
}
#endif /* CONFIG_TRANSPARENT_HUGEPAGE */
#endif /* _LINUX_KHUGEPAGED_H */

16
include/net/xfrm.h
View file

@ -1873,21 +1873,17 @@ static inline unsigned int xfrm_replay_state_esn_len(struct xfrm_replay_state_es
static inline int xfrm_replay_clone(struct xfrm_state *x,
struct xfrm_state *orig)
{
x->replay_esn = kzalloc(xfrm_replay_state_esn_len(orig->replay_esn),
x->replay_esn = kmemdup(orig->replay_esn,
xfrm_replay_state_esn_len(orig->replay_esn),
GFP_KERNEL);
if (!x->replay_esn)
return -ENOMEM;
x->replay_esn->bmp_len = orig->replay_esn->bmp_len;
x->replay_esn->replay_window = orig->replay_esn->replay_window;
x->preplay_esn = kmemdup(x->replay_esn,
xfrm_replay_state_esn_len(x->replay_esn),
x->preplay_esn = kmemdup(orig->preplay_esn,
xfrm_replay_state_esn_len(orig->preplay_esn),
GFP_KERNEL);
if (!x->preplay_esn) {
kfree(x->replay_esn);
if (!x->preplay_esn)
return -ENOMEM;
}
return 0;
}

5
kernel/events/core.c
View file

@ -98,7 +98,7 @@ static void remote_function(void *data)
* retry due to any failures in smp_call_function_single(), such as if the
* task_cpu() goes offline concurrently.
*
* returns @func return value or -ESRCH when the process isn't running
* returns @func return value or -ESRCH or -ENXIO when the process isn't running
*/
static int
task_function_call(struct task_struct *p, remote_function_f func, void *info)
@ -114,7 +114,8 @@ task_function_call(struct task_struct *p, remote_function_f func, void *info)
for (;;) {
ret = smp_call_function_single(task_cpu(p), remote_function,
&data, 1);
ret = !ret ? data.ret : -EAGAIN;
if (!ret)
ret = data.ret;
if (ret != -EAGAIN)
break;

9
kernel/umh.c
View file

@ -13,6 +13,7 @@
#include <linux/cred.h>
#include <linux/file.h>
#include <linux/fdtable.h>
#include <linux/fs_struct.h>
#include <linux/workqueue.h>
#include <linux/security.h>
#include <linux/mount.h>
@ -72,6 +73,14 @@ static int call_usermodehelper_exec_async(void *data)
flush_signal_handlers(current, 1);
spin_unlock_irq(&current->sighand->siglock);
/*
* Initial kernel threads share ther FS with init, in order to
* get the init root directory. But we've now created a new
* thread that is going to execve a user process and has its own
* 'struct fs_struct'. Reset umask to the default.
*/
current->fs->umask = 0022;
/*
* Our parent (unbound workqueue) runs with elevated scheduling
* priority. Avoid propagating that into the userspace child.

9
lib/fonts/font_10x18.c
View file

@ -8,8 +8,8 @@
#define FONTDATAMAX 9216
static const unsigned char fontdata_10x18[FONTDATAMAX] = {
static struct font_data fontdata_10x18 = {
{ 0, 0, FONTDATAMAX, 0 }, {
/* 0 0x00 '^@' */
0x00, 0x00, /* 0000000000 */
0x00, 0x00, /* 0000000000 */
@ -5129,8 +5129,7 @@ static const unsigned char fontdata_10x18[FONTDATAMAX] = {
0x00, 0x00, /* 0000000000 */
0x00, 0x00, /* 0000000000 */
0x00, 0x00, /* 0000000000 */
};
} };
const struct font_desc font_10x18 = {
@ -5138,7 +5137,7 @@ const struct font_desc font_10x18 = {
.name = "10x18",
.width = 10,
.height = 18,
.data = fontdata_10x18,
.data = fontdata_10x18.data,
#ifdef __sparc__
.pref = 5,
#else

9
lib/fonts/font_6x10.c
View file

@ -1,8 +1,10 @@
// SPDX-License-Identifier: GPL-2.0
#include <linux/font.h>
static const unsigned char fontdata_6x10[] = {
#define FONTDATAMAX 2560
static struct font_data fontdata_6x10 = {
{ 0, 0, FONTDATAMAX, 0 }, {
/* 0 0x00 '^@' */
0x00, /* 00000000 */
0x00, /* 00000000 */
@ -3074,14 +3076,13 @@ static const unsigned char fontdata_6x10[] = {
0x00, /* 00000000 */
0x00, /* 00000000 */
0x00, /* 00000000 */
};
} };
const struct font_desc font_6x10 = {
.idx = FONT6x10_IDX,
.name = "6x10",
.width = 6,
.height = 10,
.data = fontdata_6x10,
.data = fontdata_6x10.data,
.pref = 0,
};

9
lib/fonts/font_6x11.c
View file

@ -9,8 +9,8 @@
#define FONTDATAMAX (11*256)
static const unsigned char fontdata_6x11[FONTDATAMAX] = {
static struct font_data fontdata_6x11 = {
{ 0, 0, FONTDATAMAX, 0 }, {
/* 0 0x00 '^@' */
0x00, /* 00000000 */
0x00, /* 00000000 */
@ -3338,8 +3338,7 @@ static const unsigned char fontdata_6x11[FONTDATAMAX] = {
0x00, /* 00000000 */
0x00, /* 00000000 */
0x00, /* 00000000 */
};
} };
const struct font_desc font_vga_6x11 = {
@ -3347,7 +3346,7 @@ const struct font_desc font_vga_6x11 = {
.name = "ProFont6x11",
.width = 6,
.height = 11,
.data = fontdata_6x11,
.data = fontdata_6x11.data,
/* Try avoiding this font if possible unless on MAC */
.pref = -2000,
};

9
lib/fonts/font_7x14.c
View file

@ -8,8 +8,8 @@
#define FONTDATAMAX 3584
static const unsigned char fontdata_7x14[FONTDATAMAX] = {
static struct font_data fontdata_7x14 = {
{ 0, 0, FONTDATAMAX, 0 }, {
/* 0 0x00 '^@' */
0x00, /* 0000000 */
0x00, /* 0000000 */
@ -4105,8 +4105,7 @@ static const unsigned char fontdata_7x14[FONTDATAMAX] = {
0x00, /* 0000000 */
0x00, /* 0000000 */
0x00, /* 0000000 */
};
} };
const struct font_desc font_7x14 = {
@ -4114,6 +4113,6 @@ const struct font_desc font_7x14 = {
.name = "7x14",
.width = 7,
.height = 14,
.data = fontdata_7x14,
.data = fontdata_7x14.data,
.pref = 0,
};

9
lib/fonts/font_8x16.c
View file

@ -10,8 +10,8 @@
#define FONTDATAMAX 4096
static const unsigned char fontdata_8x16[FONTDATAMAX] = {
static struct font_data fontdata_8x16 = {
{ 0, 0, FONTDATAMAX, 0 }, {
/* 0 0x00 '^@' */
0x00, /* 00000000 */
0x00, /* 00000000 */
@ -4619,8 +4619,7 @@ static const unsigned char fontdata_8x16[FONTDATAMAX] = {
0x00, /* 00000000 */
0x00, /* 00000000 */
0x00, /* 00000000 */
};
} };
const struct font_desc font_vga_8x16 = {
@ -4628,7 +4627,7 @@ const struct font_desc font_vga_8x16 = {
.name = "VGA8x16",
.width = 8,
.height = 16,
.data = fontdata_8x16,
.data = fontdata_8x16.data,
.pref = 0,
};
EXPORT_SYMBOL(font_vga_8x16);

9
lib/fonts/font_8x8.c
View file

@ -9,8 +9,8 @@
#define FONTDATAMAX 2048
static const unsigned char fontdata_8x8[FONTDATAMAX] = {
static struct font_data fontdata_8x8 = {
{ 0, 0, FONTDATAMAX, 0 }, {
/* 0 0x00 '^@' */
0x00, /* 00000000 */
0x00, /* 00000000 */
@ -2570,8 +2570,7 @@ static const unsigned char fontdata_8x8[FONTDATAMAX] = {
0x00, /* 00000000 */
0x00, /* 00000000 */
0x00, /* 00000000 */
};
} };
const struct font_desc font_vga_8x8 = {
@ -2579,6 +2578,6 @@ const struct font_desc font_vga_8x8 = {
.name = "VGA8x8",
.width = 8,
.height = 8,
.data = fontdata_8x8,
.data = fontdata_8x8.data,
.pref = 0,
};

9
lib/fonts/font_acorn_8x8.c
View file

@ -3,7 +3,10 @@
#include <linux/font.h>
static const unsigned char acorndata_8x8[] = {
#define FONTDATAMAX 2048
static struct font_data acorndata_8x8 = {
{ 0, 0, FONTDATAMAX, 0 }, {
/* 00 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* ^@ */
/* 01 */ 0x7e, 0x81, 0xa5, 0x81, 0xbd, 0x99, 0x81, 0x7e, /* ^A */
/* 02 */ 0x7e, 0xff, 0xbd, 0xff, 0xc3, 0xe7, 0xff, 0x7e, /* ^B */
@ -260,14 +263,14 @@ static const unsigned char acorndata_8x8[] = {
/* FD */ 0x38, 0x04, 0x18, 0x20, 0x3c, 0x00, 0x00, 0x00,
/* FE */ 0x00, 0x00, 0x3c, 0x3c, 0x3c, 0x3c, 0x00, 0x00,
/* FF */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
} };
const struct font_desc font_acorn_8x8 = {
.idx = ACORN8x8_IDX,
.name = "Acorn8x8",
.width = 8,
.height = 8,
.data = acorndata_8x8,
.data = acorndata_8x8.data,
#ifdef CONFIG_ARCH_ACORN
.pref = 20,
#else

8
lib/fonts/font_mini_4x6.c
View file

@ -43,8 +43,8 @@ __END__;
#define FONTDATAMAX 1536
static const unsigned char fontdata_mini_4x6[FONTDATAMAX] = {
static struct font_data fontdata_mini_4x6 = {
{ 0, 0, FONTDATAMAX, 0 }, {
/*{*/
/* Char 0: ' ' */
0xee, /*= [*** ] */
@ -2145,14 +2145,14 @@ static const unsigned char fontdata_mini_4x6[FONTDATAMAX] = {
0xee, /*= [*** ] */
0x00, /*= [ ] */
/*}*/
};
} };
const struct font_desc font_mini_4x6 = {
.idx = MINI4x6_IDX,
.name = "MINI4x6",
.width = 4,
.height = 6,
.data = fontdata_mini_4x6,
.data = fontdata_mini_4x6.data,
.pref = 3,
};

9
lib/fonts/font_pearl_8x8.c
View file

@ -14,8 +14,8 @@
#define FONTDATAMAX 2048
static const unsigned char fontdata_pearl8x8[FONTDATAMAX] = {
static struct font_data fontdata_pearl8x8 = {
{ 0, 0, FONTDATAMAX, 0 }, {
/* 0 0x00 '^@' */
0x00, /* 00000000 */
0x00, /* 00000000 */
@ -2575,14 +2575,13 @@ static const unsigned char fontdata_pearl8x8[FONTDATAMAX] = {
0x00, /* 00000000 */
0x00, /* 00000000 */
0x00, /* 00000000 */
};
} };
const struct font_desc font_pearl_8x8 = {
.idx = PEARL8x8_IDX,
.name = "PEARL8x8",
.width = 8,
.height = 8,
.data = fontdata_pearl8x8,
.data = fontdata_pearl8x8.data,
.pref = 2,
};

9
lib/fonts/font_sun12x22.c
View file

@ -3,8 +3,8 @@
#define FONTDATAMAX 11264
static const unsigned char fontdata_sun12x22[FONTDATAMAX] = {
static struct font_data fontdata_sun12x22 = {
{ 0, 0, FONTDATAMAX, 0 }, {
/* 0 0x00 '^@' */
0x00, 0x00, /* 000000000000 */
0x00, 0x00, /* 000000000000 */
@ -6148,8 +6148,7 @@ static const unsigned char fontdata_sun12x22[FONTDATAMAX] = {
0x00, 0x00, /* 000000000000 */
0x00, 0x00, /* 000000000000 */
0x00, 0x00, /* 000000000000 */
};
} };
const struct font_desc font_sun_12x22 = {
@ -6157,7 +6156,7 @@ const struct font_desc font_sun_12x22 = {
.name = "SUN12x22",
.width = 12,
.height = 22,
.data = fontdata_sun12x22,
.data = fontdata_sun12x22.data,
#ifdef __sparc__
.pref = 5,
#else

7
lib/fonts/font_sun8x16.c
View file

@ -3,7 +3,8 @@
#define FONTDATAMAX 4096
static const unsigned char fontdata_sun8x16[FONTDATAMAX] = {
static struct font_data fontdata_sun8x16 = {
{ 0, 0, FONTDATAMAX, 0 }, {
/* */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
/* */ 0x00,0x00,0x7e,0x81,0xa5,0x81,0x81,0xbd,0x99,0x81,0x81,0x7e,0x00,0x00,0x00,0x00,
/* */ 0x00,0x00,0x7e,0xff,0xdb,0xff,0xff,0xc3,0xe7,0xff,0xff,0x7e,0x00,0x00,0x00,0x00,
@ -260,14 +261,14 @@ static const unsigned char fontdata_sun8x16[FONTDATAMAX] = {
/* */ 0x00,0x70,0xd8,0x30,0x60,0xc8,0xf8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
/* */ 0x00,0x00,0x00,0x00,0x7c,0x7c,0x7c,0x7c,0x7c,0x7c,0x7c,0x00,0x00,0x00,0x00,0x00,
/* */ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
};
} };
const struct font_desc font_sun_8x16 = {
.idx = SUN8x16_IDX,
.name = "SUN8x16",
.width = 8,
.height = 16,
.data = fontdata_sun8x16,
.data = fontdata_sun8x16.data,
#ifdef __sparc__
.pref = 10,
#else

25
mm/khugepaged.c
View file

@ -53,6 +53,9 @@ enum scan_result {
#define CREATE_TRACE_POINTS
#include <trace/events/huge_memory.h>
static struct task_struct *khugepaged_thread __read_mostly;
static DEFINE_MUTEX(khugepaged_mutex);
/* default scan 8*512 pte (or vmas) every 30 second */
static unsigned int khugepaged_pages_to_scan __read_mostly;
static unsigned int khugepaged_pages_collapsed;
@ -820,6 +823,18 @@ static struct page *khugepaged_alloc_hugepage(bool *wait)
static bool khugepaged_prealloc_page(struct page **hpage, bool *wait)
{
/*
* If the hpage allocated earlier was briefly exposed in page cache
* before collapse_file() failed, it is possible that racing lookups
* have not yet completed, and would then be unpleasantly surprised by
* finding the hpage reused for the same mapping at a different offset.
* Just release the previous allocation if there is any danger of that.
*/
if (*hpage && page_count(*hpage) > 1) {
put_page(*hpage);
*hpage = NULL;
}
if (!*hpage)
*hpage = khugepaged_alloc_hugepage(wait);
@ -1940,8 +1955,6 @@ static void set_recommended_min_free_kbytes(void)
int start_stop_khugepaged(void)
{
static struct task_struct *khugepaged_thread __read_mostly;
static DEFINE_MUTEX(khugepaged_mutex);
int err = 0;
mutex_lock(&khugepaged_mutex);
@ -1968,3 +1981,11 @@ fail:
mutex_unlock(&khugepaged_mutex);
return err;
}
void khugepaged_min_free_kbytes_update(void)
{
mutex_lock(&khugepaged_mutex);
if (khugepaged_enabled() && khugepaged_thread)
set_recommended_min_free_kbytes();
mutex_unlock(&khugepaged_mutex);
}

3
mm/page_alloc.c
View file

@ -66,6 +66,7 @@
#include <linux/ftrace.h>
#include <linux/lockdep.h>
#include <linux/nmi.h>
#include <linux/khugepaged.h>
#include <linux/psi.h>
#include <asm/sections.h>
@ -7559,6 +7560,8 @@ int __meminit init_per_zone_wmark_min(void)
setup_min_slab_ratio();
#endif
khugepaged_min_free_kbytes_update();
return 0;
}
postcore_initcall(init_per_zone_wmark_min)

20
net/openvswitch/conntrack.c
View file

@ -899,15 +899,19 @@ static int ovs_ct_nat(struct net *net, struct sw_flow_key *key,
}
err = ovs_ct_nat_execute(skb, ct, ctinfo, &info->range, maniptype);
if (err == NF_ACCEPT &&
ct->status & IPS_SRC_NAT && ct->status & IPS_DST_NAT) {
if (maniptype == NF_NAT_MANIP_SRC)
maniptype = NF_NAT_MANIP_DST;
else
maniptype = NF_NAT_MANIP_SRC;
if (err == NF_ACCEPT && ct->status & IPS_DST_NAT) {
if (ct->status & IPS_SRC_NAT) {
if (maniptype == NF_NAT_MANIP_SRC)
maniptype = NF_NAT_MANIP_DST;
else
maniptype = NF_NAT_MANIP_SRC;
err = ovs_ct_nat_execute(skb, ct, ctinfo, &info->range,
maniptype);
err = ovs_ct_nat_execute(skb, ct, ctinfo, &info->range,
maniptype);
} else if (CTINFO2DIR(ctinfo) == IP_CT_DIR_ORIGINAL) {
err = ovs_ct_nat_execute(skb, ct, ctinfo, NULL,
NF_NAT_MANIP_SRC);
}
}
/* Mark NAT done if successful and update the flow key. */

6
net/rxrpc/conn_event.c
View file

@ -342,18 +342,18 @@ static int rxrpc_process_event(struct rxrpc_connection *conn,
return ret;
spin_lock(&conn->channel_lock);
spin_lock(&conn->state_lock);
spin_lock_bh(&conn->state_lock);
if (conn->state == RXRPC_CONN_SERVICE_CHALLENGING) {
conn->state = RXRPC_CONN_SERVICE;
spin_unlock(&conn->state_lock);
spin_unlock_bh(&conn->state_lock);
for (loop = 0; loop < RXRPC_MAXCALLS; loop++)
rxrpc_call_is_secure(
rcu_dereference_protected(
conn->channels[loop].call,
lockdep_is_held(&conn->channel_lock)));
} else {
spin_unlock(&conn->state_lock);
spin_unlock_bh(&conn->state_lock);
}
spin_unlock(&conn->channel_lock);

18
net/rxrpc/key.c
View file

@ -905,7 +905,7 @@ int rxrpc_request_key(struct rxrpc_sock *rx, char __user *optval, int optlen)
_enter("");
if (optlen <= 0 || optlen > PAGE_SIZE - 1)
if (optlen <= 0 || optlen > PAGE_SIZE - 1 || rx->securities)
return -EINVAL;
description = memdup_user_nul(optval, optlen);
@ -1075,7 +1075,7 @@ static long rxrpc_read(const struct key *key,
switch (token->security_index) {
case RXRPC_SECURITY_RXKAD:
toksize += 9 * 4; /* viceid, kvno, key*2 + len, begin,
toksize += 8 * 4; /* viceid, kvno, key*2, begin,
* end, primary, tktlen */
toksize += RND(token->kad->ticket_len);
break;
@ -1110,7 +1110,8 @@ static long rxrpc_read(const struct key *key,
break;
default: /* we have a ticket we can't encode */
BUG();
pr_err("Unsupported key token type (%u)\n",
token->security_index);
continue;
}
@ -1141,6 +1142,14 @@ static long rxrpc_read(const struct key *key,
memcpy((u8 *)xdr + _l, &zero, 4 - (_l & 3)); \
xdr += (_l + 3) >> 2; \
} while(0)
#define ENCODE_BYTES(l, s) \
do { \
u32 _l = (l); \
memcpy(xdr, (s), _l); \
if (_l & 3) \
memcpy((u8 *)xdr + _l, &zero, 4 - (_l & 3)); \
xdr += (_l + 3) >> 2; \
} while(0)
#define ENCODE64(x) \
do { \
__be64 y = cpu_to_be64(x); \
@ -1168,7 +1177,7 @@ static long rxrpc_read(const struct key *key,
case RXRPC_SECURITY_RXKAD:
ENCODE(token->kad->vice_id);
ENCODE(token->kad->kvno);
ENCODE_DATA(8, token->kad->session_key);
ENCODE_BYTES(8, token->kad->session_key);
ENCODE(token->kad->start);
ENCODE(token->kad->expiry);
ENCODE(token->kad->primary_flag);
@ -1218,7 +1227,6 @@ static long rxrpc_read(const struct key *key,
break;
default:
BUG();
break;
}

1
net/sctp/auth.c
View file

@ -515,6 +515,7 @@ int sctp_auth_init_hmacs(struct sctp_endpoint *ep, gfp_t gfp)
out_err:
/* Clean up any successful allocations */
sctp_auth_destroy_hmacs(ep->auth_hmacs);
ep->auth_hmacs = NULL;
return -ENOMEM;
}

3
net/wireless/nl80211.c
View file

@ -3722,6 +3722,9 @@ static int nl80211_del_key(struct sk_buff *skb, struct genl_info *info)
if (err)
return err;
if (key.idx < 0)
return -EINVAL;
if (info->attrs[NL80211_ATTR_MAC])
mac_addr = nla_data(info->attrs[NL80211_ATTR_MAC]);

2
net/xfrm/xfrm_interface.c
View file

@ -293,7 +293,7 @@ xfrmi_xmit2(struct sk_buff *skb, struct net_device *dev, struct flowi *fl)
}
mtu = dst_mtu(dst);
if (!skb->ignore_df && skb->len > mtu) {
if (skb->len > mtu) {
skb_dst_update_pmtu_no_confirm(skb, mtu);
if (skb->protocol == htons(ETH_P_IPV6)) {

42
net/xfrm/xfrm_state.c
View file

@ -923,7 +923,8 @@ static void xfrm_state_look_at(struct xfrm_policy *pol, struct xfrm_state *x,
*/
if (x->km.state == XFRM_STATE_VALID) {
if ((x->sel.family &&
!xfrm_selector_match(&x->sel, fl, x->sel.family)) ||
(x->sel.family != family ||
!xfrm_selector_match(&x->sel, fl, family))) ||
!security_xfrm_state_pol_flow_match(x, pol, fl))
return;
@ -936,7 +937,9 @@ static void xfrm_state_look_at(struct xfrm_policy *pol, struct xfrm_state *x,
*acq_in_progress = 1;
} else if (x->km.state == XFRM_STATE_ERROR ||
x->km.state == XFRM_STATE_EXPIRED) {
if (xfrm_selector_match(&x->sel, fl, x->sel.family) &&
if ((!x->sel.family ||
(x->sel.family == family &&
xfrm_selector_match(&x->sel, fl, family))) &&
security_xfrm_state_pol_flow_match(x, pol, fl))
*error = -ESRCH;
}
@ -976,7 +979,7 @@ xfrm_state_find(const xfrm_address_t *daddr, const xfrm_address_t *saddr,
tmpl->mode == x->props.mode &&
tmpl->id.proto == x->id.proto &&
(tmpl->id.spi == x->id.spi || !tmpl->id.spi))
xfrm_state_look_at(pol, x, fl, encap_family,
xfrm_state_look_at(pol, x, fl, family,
&best, &acquire_in_progress, &error);
}
if (best || acquire_in_progress)
@ -993,7 +996,7 @@ xfrm_state_find(const xfrm_address_t *daddr, const xfrm_address_t *saddr,
tmpl->mode == x->props.mode &&
tmpl->id.proto == x->id.proto &&
(tmpl->id.spi == x->id.spi || !tmpl->id.spi))
xfrm_state_look_at(pol, x, fl, encap_family,
xfrm_state_look_at(pol, x, fl, family,
&best, &acquire_in_progress, &error);
}
@ -1341,6 +1344,30 @@ out:
EXPORT_SYMBOL(xfrm_state_add);
#ifdef CONFIG_XFRM_MIGRATE
static inline int clone_security(struct xfrm_state *x, struct xfrm_sec_ctx *security)
{
struct xfrm_user_sec_ctx *uctx;
int size = sizeof(*uctx) + security->ctx_len;
int err;
uctx = kmalloc(size, GFP_KERNEL);
if (!uctx)
return -ENOMEM;
uctx->exttype = XFRMA_SEC_CTX;
uctx->len = size;
uctx->ctx_doi = security->ctx_doi;
uctx->ctx_alg = security->ctx_alg;
uctx->ctx_len = security->ctx_len;
memcpy(uctx + 1, security->ctx_str, security->ctx_len);
err = security_xfrm_state_alloc(x, uctx);
kfree(uctx);
if (err)
return err;
return 0;
}
static struct xfrm_state *xfrm_state_clone(struct xfrm_state *orig,
struct xfrm_encap_tmpl *encap)
{
@ -1397,6 +1424,10 @@ static struct xfrm_state *xfrm_state_clone(struct xfrm_state *orig,
goto error;
}
if (orig->security)
if (clone_security(x, orig->security))
goto error;
if (orig->coaddr) {
x->coaddr = kmemdup(orig->coaddr, sizeof(*x->coaddr),
GFP_KERNEL);
@ -1410,6 +1441,7 @@ static struct xfrm_state *xfrm_state_clone(struct xfrm_state *orig,
}
memcpy(&x->mark, &orig->mark, sizeof(x->mark));
memcpy(&x->props.smark, &orig->props.smark, sizeof(x->props.smark));
if (xfrm_init_state(x) < 0)
goto error;
@ -1421,7 +1453,7 @@ static struct xfrm_state *xfrm_state_clone(struct xfrm_state *orig,
x->tfcpad = orig->tfcpad;
x->replay_maxdiff = orig->replay_maxdiff;
x->replay_maxage = orig->replay_maxage;
x->curlft.add_time = orig->curlft.add_time;
memcpy(&x->curlft, &orig->curlft, sizeof(x->curlft));
x->km.state = orig->km.state;
x->km.seq = orig->km.seq;
x->replay = orig->replay;

4
tools/perf/builtin-top.c
View file

@ -651,7 +651,9 @@ repeat:
delay_msecs = top->delay_secs * MSEC_PER_SEC;
set_term_quiet_input(&save);
/* trash return*/
getc(stdin);
clearerr(stdin);
if (poll(&stdin_poll, 1, 0) > 0)
getc(stdin);
while (!done) {
perf_top__print_sym_table(top);