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Date: Tue, 21 Apr 2020 15:23:56 +0200
From: Greg KH <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org,
Andrew Morton <akpm@...ux-foundation.org>,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, Jiri Slaby <jslaby@...e.cz>
Subject: Re: Linux 4.19.117
diff --git a/Makefile b/Makefile
index d85ff698f5b9..555dbaab7bad 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 19
-SUBLEVEL = 116
+SUBLEVEL = 117
EXTRAVERSION =
NAME = "People's Front"
diff --git a/arch/x86/include/asm/microcode_amd.h b/arch/x86/include/asm/microcode_amd.h
index 209492849566..5c524d4f71cd 100644
--- a/arch/x86/include/asm/microcode_amd.h
+++ b/arch/x86/include/asm/microcode_amd.h
@@ -41,7 +41,7 @@ struct microcode_amd {
unsigned int mpb[0];
};
-#define PATCH_MAX_SIZE PAGE_SIZE
+#define PATCH_MAX_SIZE (3 * PAGE_SIZE)
#ifdef CONFIG_MICROCODE_AMD
extern void __init load_ucode_amd_bsp(unsigned int family);
diff --git a/arch/x86/kernel/cpu/intel_rdt.c b/arch/x86/kernel/cpu/intel_rdt.c
index 1c92cd08c3b4..b32fa6bcf811 100644
--- a/arch/x86/kernel/cpu/intel_rdt.c
+++ b/arch/x86/kernel/cpu/intel_rdt.c
@@ -555,6 +555,8 @@ static void domain_add_cpu(int cpu, struct rdt_resource *r)
d->id = id;
cpumask_set_cpu(cpu, &d->cpu_mask);
+ rdt_domain_reconfigure_cdp(r);
+
if (r->alloc_capable && domain_setup_ctrlval(r, d)) {
kfree(d);
return;
diff --git a/arch/x86/kernel/cpu/intel_rdt.h b/arch/x86/kernel/cpu/intel_rdt.h
index 3736f6dc9545..2b483b739cf1 100644
--- a/arch/x86/kernel/cpu/intel_rdt.h
+++ b/arch/x86/kernel/cpu/intel_rdt.h
@@ -567,5 +567,6 @@ void cqm_setup_limbo_handler(struct rdt_domain *dom, unsigned long delay_ms);
void cqm_handle_limbo(struct work_struct *work);
bool has_busy_rmid(struct rdt_resource *r, struct rdt_domain *d);
void __check_limbo(struct rdt_domain *d, bool force_free);
+void rdt_domain_reconfigure_cdp(struct rdt_resource *r);
#endif /* _ASM_X86_INTEL_RDT_H */
diff --git a/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c b/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c
index 11c5accfa4db..cea7e01a346d 100644
--- a/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c
+++ b/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c
@@ -1777,6 +1777,19 @@ static int set_cache_qos_cfg(int level, bool enable)
return 0;
}
+/* Restore the qos cfg state when a domain comes online */
+void rdt_domain_reconfigure_cdp(struct rdt_resource *r)
+{
+ if (!r->alloc_capable)
+ return;
+
+ if (r == &rdt_resources_all[RDT_RESOURCE_L2DATA])
+ l2_qos_cfg_update(&r->alloc_enabled);
+
+ if (r == &rdt_resources_all[RDT_RESOURCE_L3DATA])
+ l3_qos_cfg_update(&r->alloc_enabled);
+}
+
/*
* Enable or disable the MBA software controller
* which helps user specify bandwidth in MBps.
@@ -2910,7 +2923,8 @@ static int rdtgroup_rmdir(struct kernfs_node *kn)
* If the rdtgroup is a mon group and parent directory
* is a valid "mon_groups" directory, remove the mon group.
*/
- if (rdtgrp->type == RDTCTRL_GROUP && parent_kn == rdtgroup_default.kn) {
+ if (rdtgrp->type == RDTCTRL_GROUP && parent_kn == rdtgroup_default.kn &&
+ rdtgrp != &rdtgroup_default) {
if (rdtgrp->mode == RDT_MODE_PSEUDO_LOCKSETUP ||
rdtgrp->mode == RDT_MODE_PSEUDO_LOCKED) {
ret = rdtgroup_ctrl_remove(kn, rdtgrp);
diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c
index 48c24d0e9e75..1fe9ccabc082 100644
--- a/arch/x86/kvm/cpuid.c
+++ b/arch/x86/kvm/cpuid.c
@@ -509,7 +509,8 @@ static inline int __do_cpuid_ent(struct kvm_cpuid_entry2 *entry, u32 function,
entry->edx |= F(SPEC_CTRL);
if (boot_cpu_has(X86_FEATURE_STIBP))
entry->edx |= F(INTEL_STIBP);
- if (boot_cpu_has(X86_FEATURE_SSBD))
+ if (boot_cpu_has(X86_FEATURE_SPEC_CTRL_SSBD) ||
+ boot_cpu_has(X86_FEATURE_AMD_SSBD))
entry->edx |= F(SPEC_CTRL_SSBD);
/*
* We emulate ARCH_CAPABILITIES in software even
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
index 6bf032e81e39..219440bebd05 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
@@ -3788,9 +3788,12 @@ static int smu7_trim_single_dpm_states(struct pp_hwmgr *hwmgr,
{
uint32_t i;
+ /* force the trim if mclk_switching is disabled to prevent flicker */
+ bool force_trim = (low_limit == high_limit);
for (i = 0; i < dpm_table->count; i++) {
/*skip the trim if od is enabled*/
- if (!hwmgr->od_enabled && (dpm_table->dpm_levels[i].value < low_limit
+ if ((!hwmgr->od_enabled || force_trim)
+ && (dpm_table->dpm_levels[i].value < low_limit
|| dpm_table->dpm_levels[i].value > high_limit))
dpm_table->dpm_levels[i].enabled = false;
else
diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c
index 8aa3b0af9fc2..05982e9fb6bb 100644
--- a/drivers/net/dsa/mt7530.c
+++ b/drivers/net/dsa/mt7530.c
@@ -824,8 +824,9 @@ mt7530_port_set_vlan_unaware(struct dsa_switch *ds, int port)
*/
mt7530_rmw(priv, MT7530_PCR_P(port), PCR_PORT_VLAN_MASK,
MT7530_PORT_MATRIX_MODE);
- mt7530_rmw(priv, MT7530_PVC_P(port), VLAN_ATTR_MASK,
- VLAN_ATTR(MT7530_VLAN_TRANSPARENT));
+ mt7530_rmw(priv, MT7530_PVC_P(port), VLAN_ATTR_MASK | PVC_EG_TAG_MASK,
+ VLAN_ATTR(MT7530_VLAN_TRANSPARENT) |
+ PVC_EG_TAG(MT7530_VLAN_EG_CONSISTENT));
priv->ports[port].vlan_filtering = false;
@@ -843,8 +844,8 @@ mt7530_port_set_vlan_unaware(struct dsa_switch *ds, int port)
if (all_user_ports_removed) {
mt7530_write(priv, MT7530_PCR_P(MT7530_CPU_PORT),
PCR_MATRIX(dsa_user_ports(priv->ds)));
- mt7530_write(priv, MT7530_PVC_P(MT7530_CPU_PORT),
- PORT_SPEC_TAG);
+ mt7530_write(priv, MT7530_PVC_P(MT7530_CPU_PORT), PORT_SPEC_TAG
+ | PVC_EG_TAG(MT7530_VLAN_EG_CONSISTENT));
}
}
@@ -870,8 +871,9 @@ mt7530_port_set_vlan_aware(struct dsa_switch *ds, int port)
/* Set the port as a user port which is to be able to recognize VID
* from incoming packets before fetching entry within the VLAN table.
*/
- mt7530_rmw(priv, MT7530_PVC_P(port), VLAN_ATTR_MASK,
- VLAN_ATTR(MT7530_VLAN_USER));
+ mt7530_rmw(priv, MT7530_PVC_P(port), VLAN_ATTR_MASK | PVC_EG_TAG_MASK,
+ VLAN_ATTR(MT7530_VLAN_USER) |
+ PVC_EG_TAG(MT7530_VLAN_EG_DISABLED));
}
static void
@@ -1297,6 +1299,10 @@ mt7530_setup(struct dsa_switch *ds)
mt7530_cpu_port_enable(priv, i);
else
mt7530_port_disable(ds, i, NULL);
+
+ /* Enable consistent egress tag */
+ mt7530_rmw(priv, MT7530_PVC_P(i), PVC_EG_TAG_MASK,
+ PVC_EG_TAG(MT7530_VLAN_EG_CONSISTENT));
}
/* Flush the FDB table */
diff --git a/drivers/net/dsa/mt7530.h b/drivers/net/dsa/mt7530.h
index d9b407a22a58..ea30f10397aa 100644
--- a/drivers/net/dsa/mt7530.h
+++ b/drivers/net/dsa/mt7530.h
@@ -167,9 +167,16 @@ enum mt7530_port_mode {
/* Register for port vlan control */
#define MT7530_PVC_P(x) (0x2010 + ((x) * 0x100))
#define PORT_SPEC_TAG BIT(5)
+#define PVC_EG_TAG(x) (((x) & 0x7) << 8)
+#define PVC_EG_TAG_MASK PVC_EG_TAG(7)
#define VLAN_ATTR(x) (((x) & 0x3) << 6)
#define VLAN_ATTR_MASK VLAN_ATTR(3)
+enum mt7530_vlan_port_eg_tag {
+ MT7530_VLAN_EG_DISABLED = 0,
+ MT7530_VLAN_EG_CONSISTENT = 1,
+};
+
enum mt7530_vlan_port_attr {
MT7530_VLAN_USER = 0,
MT7530_VLAN_TRANSPARENT = 3,
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
index d96a84a62d78..5519eff58441 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
@@ -515,7 +515,7 @@ static void xgbe_isr_task(unsigned long data)
xgbe_disable_rx_tx_ints(pdata);
/* Turn on polling */
- __napi_schedule_irqoff(&pdata->napi);
+ __napi_schedule(&pdata->napi);
}
} else {
/* Don't clear Rx/Tx status if doing per channel DMA
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c
index fc1fa0f9f338..57694eada995 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c
@@ -155,6 +155,8 @@ static int sun7i_gmac_probe(struct platform_device *pdev)
plat_dat->init = sun7i_gmac_init;
plat_dat->exit = sun7i_gmac_exit;
plat_dat->fix_mac_speed = sun7i_fix_speed;
+ plat_dat->tx_fifo_size = 4096;
+ plat_dat->rx_fifo_size = 16384;
ret = sun7i_gmac_init(pdev, plat_dat->bsp_priv);
if (ret)
diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c
index 44296c015925..55a809cb3105 100644
--- a/drivers/net/wireless/ath/wil6210/debugfs.c
+++ b/drivers/net/wireless/ath/wil6210/debugfs.c
@@ -730,32 +730,6 @@ struct dentry *wil_debugfs_create_ioblob(const char *name,
return debugfs_create_file(name, mode, parent, wil_blob, &fops_ioblob);
}
-/*---reset---*/
-static ssize_t wil_write_file_reset(struct file *file, const char __user *buf,
- size_t len, loff_t *ppos)
-{
- struct wil6210_priv *wil = file->private_data;
- struct net_device *ndev = wil->main_ndev;
-
- /**
- * BUG:
- * this code does NOT sync device state with the rest of system
- * use with care, debug only!!!
- */
- rtnl_lock();
- dev_close(ndev);
- ndev->flags &= ~IFF_UP;
- rtnl_unlock();
- wil_reset(wil, true);
-
- return len;
-}
-
-static const struct file_operations fops_reset = {
- .write = wil_write_file_reset,
- .open = simple_open,
-};
-
/*---write channel 1..4 to rxon for it, 0 to rxoff---*/
static ssize_t wil_write_file_rxon(struct file *file, const char __user *buf,
size_t len, loff_t *ppos)
@@ -991,6 +965,8 @@ static ssize_t wil_write_file_txmgmt(struct file *file, const char __user *buf,
int rc;
void *frame;
+ memset(¶ms, 0, sizeof(params));
+
if (!len)
return -EINVAL;
@@ -2459,7 +2435,6 @@ static const struct {
{"desc", 0444, &fops_txdesc},
{"bf", 0444, &fops_bf},
{"mem_val", 0644, &fops_memread},
- {"reset", 0244, &fops_reset},
{"rxon", 0244, &fops_rxon},
{"tx_mgmt", 0244, &fops_txmgmt},
{"wmi_send", 0244, &fops_wmi},
diff --git a/drivers/net/wireless/ath/wil6210/interrupt.c b/drivers/net/wireless/ath/wil6210/interrupt.c
index 0655cd884514..d161dc930313 100644
--- a/drivers/net/wireless/ath/wil6210/interrupt.c
+++ b/drivers/net/wireless/ath/wil6210/interrupt.c
@@ -1,6 +1,6 @@
/*
* Copyright (c) 2012-2017 Qualcomm Atheros, Inc.
- * Copyright (c) 2018, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@@ -590,10 +590,14 @@ static irqreturn_t wil6210_irq_misc(int irq, void *cookie)
}
if (isr & BIT_DMA_EP_MISC_ICR_HALP) {
- wil_dbg_irq(wil, "irq_misc: HALP IRQ invoked\n");
- wil6210_mask_halp(wil);
isr &= ~BIT_DMA_EP_MISC_ICR_HALP;
- complete(&wil->halp.comp);
+ if (wil->halp.handle_icr) {
+ /* no need to handle HALP ICRs until next vote */
+ wil->halp.handle_icr = false;
+ wil_dbg_irq(wil, "irq_misc: HALP IRQ invoked\n");
+ wil6210_mask_halp(wil);
+ complete(&wil->halp.comp);
+ }
}
wil->isr_misc = isr;
diff --git a/drivers/net/wireless/ath/wil6210/main.c b/drivers/net/wireless/ath/wil6210/main.c
index 10673fa9388e..fe91db3478dc 100644
--- a/drivers/net/wireless/ath/wil6210/main.c
+++ b/drivers/net/wireless/ath/wil6210/main.c
@@ -1687,7 +1687,7 @@ int __wil_up(struct wil6210_priv *wil)
return rc;
/* Rx RING. After MAC and beacon */
- rc = wil->txrx_ops.rx_init(wil, 1 << rx_ring_order);
+ rc = wil->txrx_ops.rx_init(wil, rx_ring_order);
if (rc)
return rc;
@@ -1814,11 +1814,14 @@ void wil_halp_vote(struct wil6210_priv *wil)
if (++wil->halp.ref_cnt == 1) {
reinit_completion(&wil->halp.comp);
+ /* mark to IRQ context to handle HALP ICR */
+ wil->halp.handle_icr = true;
wil6210_set_halp(wil);
rc = wait_for_completion_timeout(&wil->halp.comp, to_jiffies);
if (!rc) {
wil_err(wil, "HALP vote timed out\n");
/* Mask HALP as done in case the interrupt is raised */
+ wil->halp.handle_icr = false;
wil6210_mask_halp(wil);
} else {
wil_dbg_irq(wil,
diff --git a/drivers/net/wireless/ath/wil6210/txrx.c b/drivers/net/wireless/ath/wil6210/txrx.c
index 73cdf54521f9..236dcb6f5e84 100644
--- a/drivers/net/wireless/ath/wil6210/txrx.c
+++ b/drivers/net/wireless/ath/wil6210/txrx.c
@@ -881,7 +881,7 @@ static void wil_rx_buf_len_init(struct wil6210_priv *wil)
}
}
-static int wil_rx_init(struct wil6210_priv *wil, u16 size)
+static int wil_rx_init(struct wil6210_priv *wil, uint order)
{
struct wil_ring *vring = &wil->ring_rx;
int rc;
@@ -895,7 +895,7 @@ static int wil_rx_init(struct wil6210_priv *wil, u16 size)
wil_rx_buf_len_init(wil);
- vring->size = size;
+ vring->size = 1 << order;
vring->is_rx = true;
rc = wil_vring_alloc(wil, vring);
if (rc)
diff --git a/drivers/net/wireless/ath/wil6210/txrx_edma.c b/drivers/net/wireless/ath/wil6210/txrx_edma.c
index 5fa8d6ad6648..fe666a3583c1 100644
--- a/drivers/net/wireless/ath/wil6210/txrx_edma.c
+++ b/drivers/net/wireless/ath/wil6210/txrx_edma.c
@@ -268,6 +268,9 @@ static void wil_move_all_rx_buff_to_free_list(struct wil6210_priv *wil,
struct list_head *active = &wil->rx_buff_mgmt.active;
dma_addr_t pa;
+ if (!wil->rx_buff_mgmt.buff_arr)
+ return;
+
while (!list_empty(active)) {
struct wil_rx_buff *rx_buff =
list_first_entry(active, struct wil_rx_buff, list);
@@ -590,9 +593,9 @@ static void wil_rx_buf_len_init_edma(struct wil6210_priv *wil)
WIL_MAX_ETH_MTU : WIL_EDMA_RX_BUF_LEN_DEFAULT;
}
-static int wil_rx_init_edma(struct wil6210_priv *wil, u16 desc_ring_size)
+static int wil_rx_init_edma(struct wil6210_priv *wil, uint desc_ring_order)
{
- u16 status_ring_size;
+ u16 status_ring_size, desc_ring_size = 1 << desc_ring_order;
struct wil_ring *ring = &wil->ring_rx;
int rc;
size_t elem_size = wil->use_compressed_rx_status ?
@@ -607,7 +610,12 @@ static int wil_rx_init_edma(struct wil6210_priv *wil, u16 desc_ring_size)
"compressed RX status cannot be used with SW reorder\n");
return -EINVAL;
}
-
+ if (wil->rx_status_ring_order <= desc_ring_order)
+ /* make sure sring is larger than desc ring */
+ wil->rx_status_ring_order = desc_ring_order + 1;
+ if (wil->rx_buff_id_count <= desc_ring_size)
+ /* make sure we will not run out of buff_ids */
+ wil->rx_buff_id_count = desc_ring_size + 512;
if (wil->rx_status_ring_order < WIL_SRING_SIZE_ORDER_MIN ||
wil->rx_status_ring_order > WIL_SRING_SIZE_ORDER_MAX)
wil->rx_status_ring_order = WIL_RX_SRING_SIZE_ORDER_DEFAULT;
diff --git a/drivers/net/wireless/ath/wil6210/wil6210.h b/drivers/net/wireless/ath/wil6210/wil6210.h
index 75fe1a3b7046..bc89044d0b66 100644
--- a/drivers/net/wireless/ath/wil6210/wil6210.h
+++ b/drivers/net/wireless/ath/wil6210/wil6210.h
@@ -602,7 +602,7 @@ struct wil_txrx_ops {
struct wil_ring *ring, struct sk_buff *skb);
irqreturn_t (*irq_tx)(int irq, void *cookie);
/* RX ops */
- int (*rx_init)(struct wil6210_priv *wil, u16 ring_size);
+ int (*rx_init)(struct wil6210_priv *wil, uint ring_order);
void (*rx_fini)(struct wil6210_priv *wil);
int (*wmi_addba_rx_resp)(struct wil6210_priv *wil, u8 mid, u8 cid,
u8 tid, u8 token, u16 status, bool amsdu,
@@ -778,6 +778,7 @@ struct wil_halp {
struct mutex lock; /* protect halp ref_cnt */
unsigned int ref_cnt;
struct completion comp;
+ u8 handle_icr;
};
struct wil_blob_wrapper {
diff --git a/drivers/net/wireless/ath/wil6210/wmi.c b/drivers/net/wireless/ath/wil6210/wmi.c
index 8a603432f531..3928b13ae026 100644
--- a/drivers/net/wireless/ath/wil6210/wmi.c
+++ b/drivers/net/wireless/ath/wil6210/wmi.c
@@ -2802,7 +2802,7 @@ static void wmi_event_handle(struct wil6210_priv *wil,
if (mid == MID_BROADCAST)
mid = 0;
- if (mid >= wil->max_vifs) {
+ if (mid >= ARRAY_SIZE(wil->vifs) || mid >= wil->max_vifs) {
wil_dbg_wmi(wil, "invalid mid %d, event skipped\n",
mid);
return;
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index ce2dd06af62e..3564f5869b44 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -3327,9 +3327,9 @@ static int hwsim_new_radio_nl(struct sk_buff *msg, struct genl_info *info)
param.no_vif = true;
if (info->attrs[HWSIM_ATTR_RADIO_NAME]) {
- hwname = kasprintf(GFP_KERNEL, "%.*s",
- nla_len(info->attrs[HWSIM_ATTR_RADIO_NAME]),
- (char *)nla_data(info->attrs[HWSIM_ATTR_RADIO_NAME]));
+ hwname = kstrndup((char *)nla_data(info->attrs[HWSIM_ATTR_RADIO_NAME]),
+ nla_len(info->attrs[HWSIM_ATTR_RADIO_NAME]),
+ GFP_KERNEL);
if (!hwname)
return -ENOMEM;
param.hwname = hwname;
@@ -3385,9 +3385,9 @@ static int hwsim_del_radio_nl(struct sk_buff *msg, struct genl_info *info)
if (info->attrs[HWSIM_ATTR_RADIO_ID]) {
idx = nla_get_u32(info->attrs[HWSIM_ATTR_RADIO_ID]);
} else if (info->attrs[HWSIM_ATTR_RADIO_NAME]) {
- hwname = kasprintf(GFP_KERNEL, "%.*s",
- nla_len(info->attrs[HWSIM_ATTR_RADIO_NAME]),
- (char *)nla_data(info->attrs[HWSIM_ATTR_RADIO_NAME]));
+ hwname = kstrndup((char *)nla_data(info->attrs[HWSIM_ATTR_RADIO_NAME]),
+ nla_len(info->attrs[HWSIM_ATTR_RADIO_NAME]),
+ GFP_KERNEL);
if (!hwname)
return -ENOMEM;
} else
diff --git a/drivers/pwm/pwm-pca9685.c b/drivers/pwm/pwm-pca9685.c
index e1e5dfcb16f3..259fd58812ae 100644
--- a/drivers/pwm/pwm-pca9685.c
+++ b/drivers/pwm/pwm-pca9685.c
@@ -31,6 +31,7 @@
#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/pm_runtime.h>
+#include <linux/bitmap.h>
/*
* Because the PCA9685 has only one prescaler per chip, changing the period of
@@ -85,6 +86,7 @@ struct pca9685 {
#if IS_ENABLED(CONFIG_GPIOLIB)
struct mutex lock;
struct gpio_chip gpio;
+ DECLARE_BITMAP(pwms_inuse, PCA9685_MAXCHAN + 1);
#endif
};
@@ -94,51 +96,51 @@ static inline struct pca9685 *to_pca(struct pwm_chip *chip)
}
#if IS_ENABLED(CONFIG_GPIOLIB)
-static int pca9685_pwm_gpio_request(struct gpio_chip *gpio, unsigned int offset)
+static bool pca9685_pwm_test_and_set_inuse(struct pca9685 *pca, int pwm_idx)
{
- struct pca9685 *pca = gpiochip_get_data(gpio);
- struct pwm_device *pwm;
+ bool is_inuse;
mutex_lock(&pca->lock);
-
- pwm = &pca->chip.pwms[offset];
-
- if (pwm->flags & (PWMF_REQUESTED | PWMF_EXPORTED)) {
- mutex_unlock(&pca->lock);
- return -EBUSY;
+ if (pwm_idx >= PCA9685_MAXCHAN) {
+ /*
+ * "all LEDs" channel:
+ * pretend already in use if any of the PWMs are requested
+ */
+ if (!bitmap_empty(pca->pwms_inuse, PCA9685_MAXCHAN)) {
+ is_inuse = true;
+ goto out;
+ }
+ } else {
+ /*
+ * regular channel:
+ * pretend already in use if the "all LEDs" channel is requested
+ */
+ if (test_bit(PCA9685_MAXCHAN, pca->pwms_inuse)) {
+ is_inuse = true;
+ goto out;
+ }
}
-
- pwm_set_chip_data(pwm, (void *)1);
-
+ is_inuse = test_and_set_bit(pwm_idx, pca->pwms_inuse);
+out:
mutex_unlock(&pca->lock);
- pm_runtime_get_sync(pca->chip.dev);
- return 0;
+ return is_inuse;
}
-static bool pca9685_pwm_is_gpio(struct pca9685 *pca, struct pwm_device *pwm)
+static void pca9685_pwm_clear_inuse(struct pca9685 *pca, int pwm_idx)
{
- bool is_gpio = false;
-
mutex_lock(&pca->lock);
+ clear_bit(pwm_idx, pca->pwms_inuse);
+ mutex_unlock(&pca->lock);
+}
- if (pwm->hwpwm >= PCA9685_MAXCHAN) {
- unsigned int i;
-
- /*
- * Check if any of the GPIOs are requested and in that case
- * prevent using the "all LEDs" channel.
- */
- for (i = 0; i < pca->gpio.ngpio; i++)
- if (gpiochip_is_requested(&pca->gpio, i)) {
- is_gpio = true;
- break;
- }
- } else if (pwm_get_chip_data(pwm)) {
- is_gpio = true;
- }
+static int pca9685_pwm_gpio_request(struct gpio_chip *gpio, unsigned int offset)
+{
+ struct pca9685 *pca = gpiochip_get_data(gpio);
- mutex_unlock(&pca->lock);
- return is_gpio;
+ if (pca9685_pwm_test_and_set_inuse(pca, offset))
+ return -EBUSY;
+ pm_runtime_get_sync(pca->chip.dev);
+ return 0;
}
static int pca9685_pwm_gpio_get(struct gpio_chip *gpio, unsigned int offset)
@@ -173,6 +175,7 @@ static void pca9685_pwm_gpio_free(struct gpio_chip *gpio, unsigned int offset)
pca9685_pwm_gpio_set(gpio, offset, 0);
pm_runtime_put(pca->chip.dev);
+ pca9685_pwm_clear_inuse(pca, offset);
}
static int pca9685_pwm_gpio_get_direction(struct gpio_chip *chip,
@@ -224,12 +227,17 @@ static int pca9685_pwm_gpio_probe(struct pca9685 *pca)
return devm_gpiochip_add_data(dev, &pca->gpio, pca);
}
#else
-static inline bool pca9685_pwm_is_gpio(struct pca9685 *pca,
- struct pwm_device *pwm)
+static inline bool pca9685_pwm_test_and_set_inuse(struct pca9685 *pca,
+ int pwm_idx)
{
return false;
}
+static inline void
+pca9685_pwm_clear_inuse(struct pca9685 *pca, int pwm_idx)
+{
+}
+
static inline int pca9685_pwm_gpio_probe(struct pca9685 *pca)
{
return 0;
@@ -413,7 +421,7 @@ static int pca9685_pwm_request(struct pwm_chip *chip, struct pwm_device *pwm)
{
struct pca9685 *pca = to_pca(chip);
- if (pca9685_pwm_is_gpio(pca, pwm))
+ if (pca9685_pwm_test_and_set_inuse(pca, pwm->hwpwm))
return -EBUSY;
pm_runtime_get_sync(chip->dev);
@@ -422,8 +430,11 @@ static int pca9685_pwm_request(struct pwm_chip *chip, struct pwm_device *pwm)
static void pca9685_pwm_free(struct pwm_chip *chip, struct pwm_device *pwm)
{
+ struct pca9685 *pca = to_pca(chip);
+
pca9685_pwm_disable(chip, pwm);
pm_runtime_put(chip->dev);
+ pca9685_pwm_clear_inuse(pca, pwm->hwpwm);
}
static const struct pwm_ops pca9685_pwm_ops = {
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index b3dee24917a8..d91209ba18c8 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -1563,6 +1563,11 @@ int ufshcd_hold(struct ufs_hba *hba, bool async)
*/
if (ufshcd_can_hibern8_during_gating(hba) &&
ufshcd_is_link_hibern8(hba)) {
+ if (async) {
+ rc = -EAGAIN;
+ hba->clk_gating.active_reqs--;
+ break;
+ }
spin_unlock_irqrestore(hba->host->host_lock, flags);
flush_work(&hba->clk_gating.ungate_work);
spin_lock_irqsave(hba->host->host_lock, flags);
diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c
index 03e9cb156df9..1633e2666268 100644
--- a/drivers/target/iscsi/iscsi_target.c
+++ b/drivers/target/iscsi/iscsi_target.c
@@ -4275,30 +4275,37 @@ int iscsit_close_connection(
if (!atomic_read(&sess->session_reinstatement) &&
atomic_read(&sess->session_fall_back_to_erl0)) {
spin_unlock_bh(&sess->conn_lock);
+ complete_all(&sess->session_wait_comp);
iscsit_close_session(sess);
return 0;
} else if (atomic_read(&sess->session_logout)) {
pr_debug("Moving to TARG_SESS_STATE_FREE.\n");
sess->session_state = TARG_SESS_STATE_FREE;
- spin_unlock_bh(&sess->conn_lock);
- if (atomic_read(&sess->sleep_on_sess_wait_comp))
- complete(&sess->session_wait_comp);
+ if (atomic_read(&sess->session_close)) {
+ spin_unlock_bh(&sess->conn_lock);
+ complete_all(&sess->session_wait_comp);
+ iscsit_close_session(sess);
+ } else {
+ spin_unlock_bh(&sess->conn_lock);
+ }
return 0;
} else {
pr_debug("Moving to TARG_SESS_STATE_FAILED.\n");
sess->session_state = TARG_SESS_STATE_FAILED;
- if (!atomic_read(&sess->session_continuation)) {
- spin_unlock_bh(&sess->conn_lock);
+ if (!atomic_read(&sess->session_continuation))
iscsit_start_time2retain_handler(sess);
- } else
- spin_unlock_bh(&sess->conn_lock);
- if (atomic_read(&sess->sleep_on_sess_wait_comp))
- complete(&sess->session_wait_comp);
+ if (atomic_read(&sess->session_close)) {
+ spin_unlock_bh(&sess->conn_lock);
+ complete_all(&sess->session_wait_comp);
+ iscsit_close_session(sess);
+ } else {
+ spin_unlock_bh(&sess->conn_lock);
+ }
return 0;
}
@@ -4404,9 +4411,9 @@ static void iscsit_logout_post_handler_closesession(
complete(&conn->conn_logout_comp);
iscsit_dec_conn_usage_count(conn);
+ atomic_set(&sess->session_close, 1);
iscsit_stop_session(sess, sleep, sleep);
iscsit_dec_session_usage_count(sess);
- iscsit_close_session(sess);
}
static void iscsit_logout_post_handler_samecid(
@@ -4541,49 +4548,6 @@ void iscsit_fail_session(struct iscsi_session *sess)
sess->session_state = TARG_SESS_STATE_FAILED;
}
-int iscsit_free_session(struct iscsi_session *sess)
-{
- u16 conn_count = atomic_read(&sess->nconn);
- struct iscsi_conn *conn, *conn_tmp = NULL;
- int is_last;
-
- spin_lock_bh(&sess->conn_lock);
- atomic_set(&sess->sleep_on_sess_wait_comp, 1);
-
- list_for_each_entry_safe(conn, conn_tmp, &sess->sess_conn_list,
- conn_list) {
- if (conn_count == 0)
- break;
-
- if (list_is_last(&conn->conn_list, &sess->sess_conn_list)) {
- is_last = 1;
- } else {
- iscsit_inc_conn_usage_count(conn_tmp);
- is_last = 0;
- }
- iscsit_inc_conn_usage_count(conn);
-
- spin_unlock_bh(&sess->conn_lock);
- iscsit_cause_connection_reinstatement(conn, 1);
- spin_lock_bh(&sess->conn_lock);
-
- iscsit_dec_conn_usage_count(conn);
- if (is_last == 0)
- iscsit_dec_conn_usage_count(conn_tmp);
-
- conn_count--;
- }
-
- if (atomic_read(&sess->nconn)) {
- spin_unlock_bh(&sess->conn_lock);
- wait_for_completion(&sess->session_wait_comp);
- } else
- spin_unlock_bh(&sess->conn_lock);
-
- iscsit_close_session(sess);
- return 0;
-}
-
void iscsit_stop_session(
struct iscsi_session *sess,
int session_sleep,
@@ -4594,8 +4558,6 @@ void iscsit_stop_session(
int is_last;
spin_lock_bh(&sess->conn_lock);
- if (session_sleep)
- atomic_set(&sess->sleep_on_sess_wait_comp, 1);
if (connection_sleep) {
list_for_each_entry_safe(conn, conn_tmp, &sess->sess_conn_list,
@@ -4653,12 +4615,15 @@ int iscsit_release_sessions_for_tpg(struct iscsi_portal_group *tpg, int force)
spin_lock(&sess->conn_lock);
if (atomic_read(&sess->session_fall_back_to_erl0) ||
atomic_read(&sess->session_logout) ||
+ atomic_read(&sess->session_close) ||
(sess->time2retain_timer_flags & ISCSI_TF_EXPIRED)) {
spin_unlock(&sess->conn_lock);
continue;
}
+ iscsit_inc_session_usage_count(sess);
atomic_set(&sess->session_reinstatement, 1);
atomic_set(&sess->session_fall_back_to_erl0, 1);
+ atomic_set(&sess->session_close, 1);
spin_unlock(&sess->conn_lock);
list_move_tail(&se_sess->sess_list, &free_list);
@@ -4668,7 +4633,9 @@ int iscsit_release_sessions_for_tpg(struct iscsi_portal_group *tpg, int force)
list_for_each_entry_safe(se_sess, se_sess_tmp, &free_list, sess_list) {
sess = (struct iscsi_session *)se_sess->fabric_sess_ptr;
- iscsit_free_session(sess);
+ list_del_init(&se_sess->sess_list);
+ iscsit_stop_session(sess, 1, 1);
+ iscsit_dec_session_usage_count(sess);
session_count++;
}
diff --git a/drivers/target/iscsi/iscsi_target.h b/drivers/target/iscsi/iscsi_target.h
index 48bac0acf8c7..11a481cf6ead 100644
--- a/drivers/target/iscsi/iscsi_target.h
+++ b/drivers/target/iscsi/iscsi_target.h
@@ -43,7 +43,6 @@ extern int iscsi_target_rx_thread(void *);
extern int iscsit_close_connection(struct iscsi_conn *);
extern int iscsit_close_session(struct iscsi_session *);
extern void iscsit_fail_session(struct iscsi_session *);
-extern int iscsit_free_session(struct iscsi_session *);
extern void iscsit_stop_session(struct iscsi_session *, int, int);
extern int iscsit_release_sessions_for_tpg(struct iscsi_portal_group *, int);
diff --git a/drivers/target/iscsi/iscsi_target_configfs.c b/drivers/target/iscsi/iscsi_target_configfs.c
index 95d0a22b2ad6..d25cadc4f4f1 100644
--- a/drivers/target/iscsi/iscsi_target_configfs.c
+++ b/drivers/target/iscsi/iscsi_target_configfs.c
@@ -1501,20 +1501,23 @@ static void lio_tpg_close_session(struct se_session *se_sess)
spin_lock(&sess->conn_lock);
if (atomic_read(&sess->session_fall_back_to_erl0) ||
atomic_read(&sess->session_logout) ||
+ atomic_read(&sess->session_close) ||
(sess->time2retain_timer_flags & ISCSI_TF_EXPIRED)) {
spin_unlock(&sess->conn_lock);
spin_unlock_bh(&se_tpg->session_lock);
return;
}
+ iscsit_inc_session_usage_count(sess);
atomic_set(&sess->session_reinstatement, 1);
atomic_set(&sess->session_fall_back_to_erl0, 1);
+ atomic_set(&sess->session_close, 1);
spin_unlock(&sess->conn_lock);
iscsit_stop_time2retain_timer(sess);
spin_unlock_bh(&se_tpg->session_lock);
iscsit_stop_session(sess, 1, 1);
- iscsit_close_session(sess);
+ iscsit_dec_session_usage_count(sess);
}
static u32 lio_tpg_get_inst_index(struct se_portal_group *se_tpg)
diff --git a/drivers/target/iscsi/iscsi_target_login.c b/drivers/target/iscsi/iscsi_target_login.c
index bb90c80ff388..f25049ba4a85 100644
--- a/drivers/target/iscsi/iscsi_target_login.c
+++ b/drivers/target/iscsi/iscsi_target_login.c
@@ -164,6 +164,7 @@ int iscsi_check_for_session_reinstatement(struct iscsi_conn *conn)
spin_lock(&sess_p->conn_lock);
if (atomic_read(&sess_p->session_fall_back_to_erl0) ||
atomic_read(&sess_p->session_logout) ||
+ atomic_read(&sess_p->session_close) ||
(sess_p->time2retain_timer_flags & ISCSI_TF_EXPIRED)) {
spin_unlock(&sess_p->conn_lock);
continue;
@@ -174,6 +175,7 @@ int iscsi_check_for_session_reinstatement(struct iscsi_conn *conn)
(sess_p->sess_ops->SessionType == sessiontype))) {
atomic_set(&sess_p->session_reinstatement, 1);
atomic_set(&sess_p->session_fall_back_to_erl0, 1);
+ atomic_set(&sess_p->session_close, 1);
spin_unlock(&sess_p->conn_lock);
iscsit_inc_session_usage_count(sess_p);
iscsit_stop_time2retain_timer(sess_p);
@@ -198,7 +200,6 @@ int iscsi_check_for_session_reinstatement(struct iscsi_conn *conn)
if (sess->session_state == TARG_SESS_STATE_FAILED) {
spin_unlock_bh(&sess->conn_lock);
iscsit_dec_session_usage_count(sess);
- iscsit_close_session(sess);
return 0;
}
spin_unlock_bh(&sess->conn_lock);
@@ -206,7 +207,6 @@ int iscsi_check_for_session_reinstatement(struct iscsi_conn *conn)
iscsit_stop_session(sess, 1, 1);
iscsit_dec_session_usage_count(sess);
- iscsit_close_session(sess);
return 0;
}
@@ -494,6 +494,7 @@ static int iscsi_login_non_zero_tsih_s2(
sess_p = (struct iscsi_session *)se_sess->fabric_sess_ptr;
if (atomic_read(&sess_p->session_fall_back_to_erl0) ||
atomic_read(&sess_p->session_logout) ||
+ atomic_read(&sess_p->session_close) ||
(sess_p->time2retain_timer_flags & ISCSI_TF_EXPIRED))
continue;
if (!memcmp(sess_p->isid, pdu->isid, 6) &&
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 7b8b463676ad..8a4455d0af8b 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -688,12 +688,13 @@ static int __dwc3_gadget_ep_enable(struct dwc3_ep *dep, unsigned int action)
return 0;
}
-static void dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force);
+static void dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force,
+ bool interrupt);
static void dwc3_remove_requests(struct dwc3 *dwc, struct dwc3_ep *dep)
{
struct dwc3_request *req;
- dwc3_stop_active_transfer(dep, true);
+ dwc3_stop_active_transfer(dep, true, false);
/* - giveback all requests to gadget driver */
while (!list_empty(&dep->started_list)) {
@@ -1416,7 +1417,7 @@ static int dwc3_gadget_ep_dequeue(struct usb_ep *ep,
}
if (r == req) {
/* wait until it is processed */
- dwc3_stop_active_transfer(dep, true);
+ dwc3_stop_active_transfer(dep, true, true);
if (!r->trb)
goto out0;
@@ -2365,10 +2366,8 @@ static void dwc3_gadget_endpoint_transfer_in_progress(struct dwc3_ep *dep,
dwc3_gadget_ep_cleanup_completed_requests(dep, event, status);
- if (stop) {
- dwc3_stop_active_transfer(dep, true);
- dep->flags = DWC3_EP_ENABLED;
- }
+ if (stop)
+ dwc3_stop_active_transfer(dep, true, true);
/*
* WORKAROUND: This is the 2nd half of U1/U2 -> U0 workaround.
@@ -2488,7 +2487,8 @@ static void dwc3_reset_gadget(struct dwc3 *dwc)
}
}
-static void dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force)
+static void dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force,
+ bool interrupt)
{
struct dwc3 *dwc = dep->dwc;
struct dwc3_gadget_ep_cmd_params params;
@@ -2532,7 +2532,7 @@ static void dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force)
cmd = DWC3_DEPCMD_ENDTRANSFER;
cmd |= force ? DWC3_DEPCMD_HIPRI_FORCERM : 0;
- cmd |= DWC3_DEPCMD_CMDIOC;
+ cmd |= interrupt ? DWC3_DEPCMD_CMDIOC : 0;
cmd |= DWC3_DEPCMD_PARAM(dep->resource_index);
memset(¶ms, 0, sizeof(params));
ret = dwc3_send_gadget_ep_cmd(dep, cmd, ¶ms);
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index d1c5cd90b182..eedcb7bf50e9 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -525,8 +525,8 @@ static int should_ignore_root(struct btrfs_root *root)
if (!reloc_root)
return 0;
- if (btrfs_root_last_snapshot(&reloc_root->root_item) ==
- root->fs_info->running_transaction->transid - 1)
+ if (btrfs_header_generation(reloc_root->commit_root) ==
+ root->fs_info->running_transaction->transid)
return 0;
/*
* if there is reloc tree and it was created in previous
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index f81eb1785af2..a289f4bcee45 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -3438,8 +3438,8 @@ static int ext4_ext_convert_to_initialized(handle_t *handle,
(unsigned long long)map->m_lblk, map_len);
sbi = EXT4_SB(inode->i_sb);
- eof_block = (inode->i_size + inode->i_sb->s_blocksize - 1) >>
- inode->i_sb->s_blocksize_bits;
+ eof_block = (EXT4_I(inode)->i_disksize + inode->i_sb->s_blocksize - 1)
+ >> inode->i_sb->s_blocksize_bits;
if (eof_block < map->m_lblk + map_len)
eof_block = map->m_lblk + map_len;
@@ -3694,8 +3694,8 @@ static int ext4_split_convert_extents(handle_t *handle,
__func__, inode->i_ino,
(unsigned long long)map->m_lblk, map->m_len);
- eof_block = (inode->i_size + inode->i_sb->s_blocksize - 1) >>
- inode->i_sb->s_blocksize_bits;
+ eof_block = (EXT4_I(inode)->i_disksize + inode->i_sb->s_blocksize - 1)
+ >> inode->i_sb->s_blocksize_bits;
if (eof_block < map->m_lblk + map->m_len)
eof_block = map->m_lblk + map->m_len;
/*
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index d44fc3f579e1..c76962eba5dd 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -4031,7 +4031,7 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent)
if (sbi->s_inodes_per_group < sbi->s_inodes_per_block ||
sbi->s_inodes_per_group > blocksize * 8) {
ext4_msg(sb, KERN_ERR, "invalid inodes per group: %lu\n",
- sbi->s_blocks_per_group);
+ sbi->s_inodes_per_group);
goto failed_mount;
}
sbi->s_itb_per_group = sbi->s_inodes_per_group /
@@ -4162,9 +4162,9 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent)
EXT4_BLOCKS_PER_GROUP(sb) - 1);
do_div(blocks_count, EXT4_BLOCKS_PER_GROUP(sb));
if (blocks_count > ((uint64_t)1<<32) - EXT4_DESC_PER_BLOCK(sb)) {
- ext4_msg(sb, KERN_WARNING, "groups count too large: %u "
+ ext4_msg(sb, KERN_WARNING, "groups count too large: %llu "
"(block count %llu, first data block %u, "
- "blocks per group %lu)", sbi->s_groups_count,
+ "blocks per group %lu)", blocks_count,
ext4_blocks_count(es),
le32_to_cpu(es->s_first_data_block),
EXT4_BLOCKS_PER_GROUP(sb));
diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c
index 4200a6fe9599..97760cb9bcd7 100644
--- a/fs/jbd2/commit.c
+++ b/fs/jbd2/commit.c
@@ -992,9 +992,10 @@ void jbd2_journal_commit_transaction(journal_t *journal)
* journalled data) we need to unmap buffer and clear
* more bits. We also need to be careful about the check
* because the data page mapping can get cleared under
- * out hands, which alse need not to clear more bits
- * because the page and buffers will be freed and can
- * never be reused once we are done with them.
+ * our hands. Note that if mapping == NULL, we don't
+ * need to make buffer unmapped because the page is
+ * already detached from the mapping and buffers cannot
+ * get reused.
*/
mapping = READ_ONCE(bh->b_page->mapping);
if (mapping && !sb_is_blkdev_sb(mapping->host->i_sb)) {
diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c
index a138bb3bc2a5..8b3c284ce92e 100644
--- a/fs/overlayfs/inode.c
+++ b/fs/overlayfs/inode.c
@@ -884,7 +884,7 @@ struct inode *ovl_get_inode(struct super_block *sb,
struct dentry *lowerdentry = lowerpath ? lowerpath->dentry : NULL;
bool bylower = ovl_hash_bylower(sb, upperdentry, lowerdentry,
oip->index);
- int fsid = bylower ? oip->lowerpath->layer->fsid : 0;
+ int fsid = bylower ? lowerpath->layer->fsid : 0;
bool is_dir, metacopy = false;
unsigned long ino = 0;
int err = oip->newinode ? -EEXIST : -ENOMEM;
@@ -934,6 +934,8 @@ struct inode *ovl_get_inode(struct super_block *sb,
err = -ENOMEM;
goto out_err;
}
+ ino = realinode->i_ino;
+ fsid = lowerpath->layer->fsid;
}
ovl_fill_inode(inode, realinode->i_mode, realinode->i_rdev, ino, fsid);
ovl_inode_init(inode, upperdentry, lowerdentry, oip->lowerdata);
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index 7b9c82de11cc..5e26d61867b2 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -234,6 +234,7 @@ static inline bool ipv6_anycast_destination(const struct dst_entry *dst,
return rt->rt6i_flags & RTF_ANYCAST ||
(rt->rt6i_dst.plen < 127 &&
+ !(rt->rt6i_flags & (RTF_GATEWAY | RTF_NONEXTHOP)) &&
ipv6_addr_equal(&rt->rt6i_dst.addr, daddr));
}
diff --git a/include/target/iscsi/iscsi_target_core.h b/include/target/iscsi/iscsi_target_core.h
index f2e6abea8490..70d18444d18d 100644
--- a/include/target/iscsi/iscsi_target_core.h
+++ b/include/target/iscsi/iscsi_target_core.h
@@ -674,7 +674,7 @@ struct iscsi_session {
atomic_t session_logout;
atomic_t session_reinstatement;
atomic_t session_stop_active;
- atomic_t sleep_on_sess_wait_comp;
+ atomic_t session_close;
/* connection list */
struct list_head sess_conn_list;
struct list_head cr_active_list;
diff --git a/kernel/trace/trace_events_trigger.c b/kernel/trace/trace_events_trigger.c
index 9300e8bbf08a..38a2a558e546 100644
--- a/kernel/trace/trace_events_trigger.c
+++ b/kernel/trace/trace_events_trigger.c
@@ -1081,14 +1081,10 @@ register_snapshot_trigger(char *glob, struct event_trigger_ops *ops,
struct event_trigger_data *data,
struct trace_event_file *file)
{
- int ret = register_trigger(glob, ops, data, file);
-
- if (ret > 0 && tracing_alloc_snapshot_instance(file->tr) != 0) {
- unregister_trigger(glob, ops, data, file);
- ret = 0;
- }
+ if (tracing_alloc_snapshot_instance(file->tr) != 0)
+ return 0;
- return ret;
+ return register_trigger(glob, ops, data, file);
}
static int
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 958d6ba9ee2d..be65161f9753 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -1668,7 +1668,6 @@ static void *__vmalloc_area_node(struct vm_struct *area, gfp_t gfp_mask,
nr_pages = get_vm_area_size(area) >> PAGE_SHIFT;
array_size = (nr_pages * sizeof(struct page *));
- area->nr_pages = nr_pages;
/* Please note that the recursion is strictly bounded. */
if (array_size > PAGE_SIZE) {
pages = __vmalloc_node(array_size, 1, nested_gfp|highmem_mask,
@@ -1676,13 +1675,16 @@ static void *__vmalloc_area_node(struct vm_struct *area, gfp_t gfp_mask,
} else {
pages = kmalloc_node(array_size, nested_gfp, node);
}
- area->pages = pages;
- if (!area->pages) {
+
+ if (!pages) {
remove_vm_area(area->addr);
kfree(area);
return NULL;
}
+ area->pages = pages;
+ area->nr_pages = nr_pages;
+
for (i = 0; i < area->nr_pages; i++) {
struct page *page;
diff --git a/net/core/dev.c b/net/core/dev.c
index 2f4d35101f4d..426635e188fc 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -3934,7 +3934,8 @@ EXPORT_SYMBOL(netdev_max_backlog);
int netdev_tstamp_prequeue __read_mostly = 1;
int netdev_budget __read_mostly = 300;
-unsigned int __read_mostly netdev_budget_usecs = 2000;
+/* Must be at least 2 jiffes to guarantee 1 jiffy timeout */
+unsigned int __read_mostly netdev_budget_usecs = 2 * USEC_PER_SEC / HZ;
int weight_p __read_mostly = 64; /* old backlog weight */
int dev_weight_rx_bias __read_mostly = 1; /* bias for backlog weight */
int dev_weight_tx_bias __read_mostly = 1; /* bias for output_queue quota */
diff --git a/net/hsr/hsr_netlink.c b/net/hsr/hsr_netlink.c
index 37708dabebd1..606bc7fe5cc7 100644
--- a/net/hsr/hsr_netlink.c
+++ b/net/hsr/hsr_netlink.c
@@ -64,10 +64,16 @@ static int hsr_newlink(struct net *src_net, struct net_device *dev,
else
multicast_spec = nla_get_u8(data[IFLA_HSR_MULTICAST_SPEC]);
- if (!data[IFLA_HSR_VERSION])
+ if (!data[IFLA_HSR_VERSION]) {
hsr_version = 0;
- else
+ } else {
hsr_version = nla_get_u8(data[IFLA_HSR_VERSION]);
+ if (hsr_version > 1) {
+ NL_SET_ERR_MSG_MOD(extack,
+ "Only versions 0..1 are supported");
+ return -EINVAL;
+ }
+ }
return hsr_dev_finalize(dev, link, multicast_spec, hsr_version);
}
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index fabece4b8997..a08d682ba676 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -587,12 +587,15 @@ struct in_ifaddr *inet_ifa_byprefix(struct in_device *in_dev, __be32 prefix,
return NULL;
}
-static int ip_mc_config(struct sock *sk, bool join, const struct in_ifaddr *ifa)
+static int ip_mc_autojoin_config(struct net *net, bool join,
+ const struct in_ifaddr *ifa)
{
+#if defined(CONFIG_IP_MULTICAST)
struct ip_mreqn mreq = {
.imr_multiaddr.s_addr = ifa->ifa_address,
.imr_ifindex = ifa->ifa_dev->dev->ifindex,
};
+ struct sock *sk = net->ipv4.mc_autojoin_sk;
int ret;
ASSERT_RTNL();
@@ -605,6 +608,9 @@ static int ip_mc_config(struct sock *sk, bool join, const struct in_ifaddr *ifa)
release_sock(sk);
return ret;
+#else
+ return -EOPNOTSUPP;
+#endif
}
static int inet_rtm_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh,
@@ -646,7 +652,7 @@ static int inet_rtm_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh,
continue;
if (ipv4_is_multicast(ifa->ifa_address))
- ip_mc_config(net->ipv4.mc_autojoin_sk, false, ifa);
+ ip_mc_autojoin_config(net, false, ifa);
__inet_del_ifa(in_dev, ifap, 1, nlh, NETLINK_CB(skb).portid);
return 0;
}
@@ -907,8 +913,7 @@ static int inet_rtm_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh,
*/
set_ifa_lifetime(ifa, valid_lft, prefered_lft);
if (ifa->ifa_flags & IFA_F_MCAUTOJOIN) {
- int ret = ip_mc_config(net->ipv4.mc_autojoin_sk,
- true, ifa);
+ int ret = ip_mc_autojoin_config(net, true, ifa);
if (ret < 0) {
inet_free_ifa(ifa);
diff --git a/net/qrtr/qrtr.c b/net/qrtr/qrtr.c
index 82d38f93c81a..518327dccb3c 100644
--- a/net/qrtr/qrtr.c
+++ b/net/qrtr/qrtr.c
@@ -769,20 +769,21 @@ static int qrtr_sendmsg(struct socket *sock, struct msghdr *msg, size_t len)
node = NULL;
if (addr->sq_node == QRTR_NODE_BCAST) {
- enqueue_fn = qrtr_bcast_enqueue;
- if (addr->sq_port != QRTR_PORT_CTRL) {
+ if (addr->sq_port != QRTR_PORT_CTRL &&
+ qrtr_local_nid != QRTR_NODE_BCAST) {
release_sock(sk);
return -ENOTCONN;
}
+ enqueue_fn = qrtr_bcast_enqueue;
} else if (addr->sq_node == ipc->us.sq_node) {
enqueue_fn = qrtr_local_enqueue;
} else {
- enqueue_fn = qrtr_node_enqueue;
node = qrtr_node_lookup(addr->sq_node);
if (!node) {
release_sock(sk);
return -ECONNRESET;
}
+ enqueue_fn = qrtr_node_enqueue;
}
plen = (len + 3) & ~3;
diff --git a/security/keys/proc.c b/security/keys/proc.c
index d38be9db2cc0..7ec2779cb089 100644
--- a/security/keys/proc.c
+++ b/security/keys/proc.c
@@ -144,6 +144,8 @@ static void *proc_keys_next(struct seq_file *p, void *v, loff_t *_pos)
n = key_serial_next(p, v);
if (n)
*_pos = key_node_serial(n);
+ else
+ (*_pos)++;
return n;
}
diff --git a/sound/soc/intel/atom/sst-atom-controls.c b/sound/soc/intel/atom/sst-atom-controls.c
index 3672d36b4b66..737f5d553313 100644
--- a/sound/soc/intel/atom/sst-atom-controls.c
+++ b/sound/soc/intel/atom/sst-atom-controls.c
@@ -1341,7 +1341,7 @@ int sst_send_pipe_gains(struct snd_soc_dai *dai, int stream, int mute)
dai->capture_widget->name);
w = dai->capture_widget;
snd_soc_dapm_widget_for_each_source_path(w, p) {
- if (p->connected && !p->connected(w, p->sink))
+ if (p->connected && !p->connected(w, p->source))
continue;
if (p->connect && p->source->power &&
diff --git a/sound/soc/intel/atom/sst/sst_pci.c b/sound/soc/intel/atom/sst/sst_pci.c
index 6906ee624cf6..438c7bcd8c4c 100644
--- a/sound/soc/intel/atom/sst/sst_pci.c
+++ b/sound/soc/intel/atom/sst/sst_pci.c
@@ -107,7 +107,7 @@ static int sst_platform_get_resources(struct intel_sst_drv *ctx)
dev_dbg(ctx->dev, "DRAM Ptr %p\n", ctx->dram);
do_release_regions:
pci_release_regions(pci);
- return 0;
+ return ret;
}
/*
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index f2e173b9691d..257da95a4ea6 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -1461,7 +1461,7 @@ static int mixer_ctl_connector_get(struct snd_kcontrol *kcontrol,
usb_audio_err(chip,
"cannot get connectors status: req = %#x, wValue = %#x, wIndex = %#x, type = %d\n",
UAC_GET_CUR, validx, idx, cval->val_type);
- return ret;
+ return filter_error(cval, ret);
}
ucontrol->value.integer.value[0] = val;
@@ -1765,11 +1765,15 @@ static void get_connector_control_name(struct usb_mixer_interface *mixer,
/* Build a mixer control for a UAC connector control (jack-detect) */
static void build_connector_control(struct usb_mixer_interface *mixer,
+ const struct usbmix_name_map *imap,
struct usb_audio_term *term, bool is_input)
{
struct snd_kcontrol *kctl;
struct usb_mixer_elem_info *cval;
+ if (check_ignored_ctl(find_map(imap, term->id, 0)))
+ return;
+
cval = kzalloc(sizeof(*cval), GFP_KERNEL);
if (!cval)
return;
@@ -2107,8 +2111,9 @@ static int parse_audio_input_terminal(struct mixer_build *state, int unitid,
check_input_term(state, term_id, &iterm);
/* Check for jack detection. */
- if (uac_v2v3_control_is_readable(bmctls, control))
- build_connector_control(state->mixer, &iterm, true);
+ if ((iterm.type & 0xff00) != 0x0100 &&
+ uac_v2v3_control_is_readable(bmctls, control))
+ build_connector_control(state->mixer, state->map, &iterm, true);
return 0;
}
@@ -3069,13 +3074,13 @@ static int snd_usb_mixer_controls_badd(struct usb_mixer_interface *mixer,
memset(&iterm, 0, sizeof(iterm));
iterm.id = UAC3_BADD_IT_ID4;
iterm.type = UAC_BIDIR_TERMINAL_HEADSET;
- build_connector_control(mixer, &iterm, true);
+ build_connector_control(mixer, map->map, &iterm, true);
/* Output Term - Insertion control */
memset(&oterm, 0, sizeof(oterm));
oterm.id = UAC3_BADD_OT_ID3;
oterm.type = UAC_BIDIR_TERMINAL_HEADSET;
- build_connector_control(mixer, &oterm, false);
+ build_connector_control(mixer, map->map, &oterm, false);
}
return 0;
@@ -3104,7 +3109,7 @@ static int snd_usb_mixer_controls(struct usb_mixer_interface *mixer)
if (map->id == state.chip->usb_id) {
state.map = map->map;
state.selector_map = map->selector_map;
- mixer->ignore_ctl_error = map->ignore_ctl_error;
+ mixer->ignore_ctl_error |= map->ignore_ctl_error;
break;
}
}
@@ -3147,10 +3152,11 @@ static int snd_usb_mixer_controls(struct usb_mixer_interface *mixer)
if (err < 0 && err != -EINVAL)
return err;
- if (uac_v2v3_control_is_readable(le16_to_cpu(desc->bmControls),
+ if ((state.oterm.type & 0xff00) != 0x0100 &&
+ uac_v2v3_control_is_readable(le16_to_cpu(desc->bmControls),
UAC2_TE_CONNECTOR)) {
- build_connector_control(state.mixer, &state.oterm,
- false);
+ build_connector_control(state.mixer, state.map,
+ &state.oterm, false);
}
} else { /* UAC_VERSION_3 */
struct uac3_output_terminal_descriptor *desc = p;
@@ -3172,10 +3178,11 @@ static int snd_usb_mixer_controls(struct usb_mixer_interface *mixer)
if (err < 0 && err != -EINVAL)
return err;
- if (uac_v2v3_control_is_readable(le32_to_cpu(desc->bmControls),
+ if ((state.oterm.type & 0xff00) != 0x0100 &&
+ uac_v2v3_control_is_readable(le32_to_cpu(desc->bmControls),
UAC3_TE_INSERTION)) {
- build_connector_control(state.mixer, &state.oterm,
- false);
+ build_connector_control(state.mixer, state.map,
+ &state.oterm, false);
}
}
}
diff --git a/sound/usb/mixer_maps.c b/sound/usb/mixer_maps.c
index f6e2cc66153a..bf000e54461b 100644
--- a/sound/usb/mixer_maps.c
+++ b/sound/usb/mixer_maps.c
@@ -364,9 +364,11 @@ static const struct usbmix_name_map dell_alc4020_map[] = {
};
/* Some mobos shipped with a dummy HD-audio show the invalid GET_MIN/GET_MAX
- * response for Input Gain Pad (id=19, control=12). Skip it.
+ * response for Input Gain Pad (id=19, control=12) and the connector status
+ * for SPDIF terminal (id=18). Skip them.
*/
static const struct usbmix_name_map asus_rog_map[] = {
+ { 18, NULL }, /* OT, connector control */
{ 19, NULL, 12 }, /* FU, Input Gain Pad */
{}
};
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