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This is the 4.9.217 stable release

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Merge 4.9.217 into android-4.9-q

Changes in 4.9.217
	NFS: Remove superfluous kmap in nfs_readdir_xdr_to_array
	phy: Revert toggling reset changes.
	net: phy: Avoid multiple suspends
	cgroup, netclassid: periodically release file_lock on classid updating
	gre: fix uninit-value in __iptunnel_pull_header
	ipv6/addrconf: call ipv6_mc_up() for non-Ethernet interface
	net: macsec: update SCI upon MAC address change.
	net: nfc: fix bounds checking bugs on "pipe"
	r8152: check disconnect status after long sleep
	bnxt_en: reinitialize IRQs when MTU is modified
	fib: add missing attribute validation for tun_id
	nl802154: add missing attribute validation
	nl802154: add missing attribute validation for dev_type
	macsec: add missing attribute validation for port
	net: fq: add missing attribute validation for orphan mask
	team: add missing attribute validation for port ifindex
	team: add missing attribute validation for array index
	nfc: add missing attribute validation for SE API
	nfc: add missing attribute validation for vendor subcommand
	ipvlan: add cond_resched_rcu() while processing muticast backlog
	ipvlan: do not add hardware address of master to its unicast filter list
	ipvlan: egress mcast packets are not exceptional
	ipvlan: do not use cond_resched_rcu() in ipvlan_process_multicast()
	ipvlan: don't deref eth hdr before checking it's set
	macvlan: add cond_resched() during multicast processing
	net: fec: validate the new settings in fec_enet_set_coalesce()
	slip: make slhc_compress() more robust against malicious packets
	bonding/alb: make sure arp header is pulled before accessing it
	cgroup: memcg: net: do not associate sock with unrelated cgroup
	net: phy: fix MDIO bus PM PHY resuming
	virtio-blk: fix hw_queue stopped on arbitrary error
	iommu/vt-d: quirk_ioat_snb_local_iommu: replace WARN_TAINT with pr_warn + add_taint
	workqueue: don't use wq_select_unbound_cpu() for bound works
	drm/amd/display: remove duplicated assignment to grph_obj_type
	cifs_atomic_open(): fix double-put on late allocation failure
	gfs2_atomic_open(): fix O_EXCL|O_CREAT handling on cold dcache
	KVM: x86: clear stale x86_emulate_ctxt->intercept value
	ARC: define __ALIGN_STR and __ALIGN symbols for ARC
	efi: Fix a race and a buffer overflow while reading efivars via sysfs
	iommu/vt-d: dmar: replace WARN_TAINT with pr_warn + add_taint
	iommu/vt-d: Fix a bug in intel_iommu_iova_to_phys() for huge page
	nl80211: add missing attribute validation for critical protocol indication
	nl80211: add missing attribute validation for beacon report scanning
	nl80211: add missing attribute validation for channel switch
	netfilter: cthelper: add missing attribute validation for cthelper
	mwifiex: Fix heap overflow in mmwifiex_process_tdls_action_frame()
	iommu/vt-d: Fix the wrong printing in RHSA parsing
	iommu/vt-d: Ignore devices with out-of-spec domain number
	ipv6: restrict IPV6_ADDRFORM operation
	efi: Add a sanity check to efivar_store_raw()
	batman-adv: Fix double free during fragment merge error
	batman-adv: Fix transmission of final, 16th fragment
	batman-adv: Initialize gw sel_class via batadv_algo
	batman-adv: Fix rx packet/bytes stats on local ARP reply
	batman-adv: Use default throughput value on cfg80211 error
	batman-adv: Accept only filled wifi station info
	batman-adv: fix TT sync flag inconsistencies
	batman-adv: Avoid spurious warnings from bat_v neigh_cmp implementation
	batman-adv: Always initialize fragment header priority
	batman-adv: Fix check of retrieved orig_gw in batadv_v_gw_is_eligible
	batman-adv: Fix lock for ogm cnt access in batadv_iv_ogm_calc_tq
	batman-adv: Fix internal interface indices types
	batman-adv: Avoid race in TT TVLV allocator helper
	batman-adv: Fix TT sync flags for intermediate TT responses
	batman-adv: prevent TT request storms by not sending inconsistent TT TLVLs
	batman-adv: Fix debugfs path for renamed hardif
	batman-adv: Fix debugfs path for renamed softif
	batman-adv: Avoid storing non-TT-sync flags on singular entries too
	batman-adv: Fix multicast TT issues with bogus ROAM flags
	batman-adv: Prevent duplicated gateway_node entry
	batman-adv: Fix duplicated OGMs on NETDEV_UP
	batman-adv: Avoid free/alloc race when handling OGM2 buffer
	batman-adv: Avoid free/alloc race when handling OGM buffer
	batman-adv: Don't schedule OGM for disabled interface
	batman-adv: update data pointers after skb_cow()
	batman-adv: Avoid probe ELP information leak
	batman-adv: Use explicit tvlv padding for ELP packets
	perf/amd/uncore: Replace manual sampling check with CAP_NO_INTERRUPT flag
	ACPI: watchdog: Allow disabling WDAT at boot
	HID: apple: Add support for recent firmware on Magic Keyboards
	HID: i2c-hid: add Trekstor Surfbook E11B to descriptor override
	cfg80211: check reg_rule for NULL in handle_channel_custom()
	net: ks8851-ml: Fix IRQ handling and locking
	mac80211: rx: avoid RCU list traversal under mutex
	signal: avoid double atomic counter increments for user accounting
	jbd2: fix data races at struct journal_head
	ARM: 8957/1: VDSO: Match ARMv8 timer in cntvct_functional()
	ARM: 8958/1: rename missed uaccess .fixup section
	mm: slub: add missing TID bump in kmem_cache_alloc_bulk()
	ipv4: ensure rcu_read_lock() in cipso_v4_error()
	Linux 4.9.217

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ia7aeed273cd7548dc8d0dfaaad8b96bedfe499b1
This commit is contained in:
Greg Kroah-Hartman 2020-03-20 11:01:08 +01:00
commit d2adefff96
71 changed files with 808 additions and 241 deletions
Download patch file Download diff file Expand all files Collapse all files

7
Documentation/filesystems/porting
View file

@ -596,3 +596,10 @@ in your dentry operations instead.
[mandatory]
->rename() has an added flags argument. Any flags not handled by the
filesystem should result in EINVAL being returned.
--
[mandatory]
[should've been added in 2016] stale comment in finish_open()
nonwithstanding, failure exits in ->atomic_open() instances should
*NOT* fput() the file, no matter what. Everything is handled by the
caller.

4
Documentation/kernel-parameters.txt
View file

@ -336,6 +336,10 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
dynamic table installation which will install SSDT
tables to /sys/firmware/acpi/tables/dynamic.
acpi_no_watchdog [HW,ACPI,WDT]
Ignore the ACPI-based watchdog interface (WDAT) and let
a native driver control the watchdog device instead.
acpi_rsdp= [ACPI,EFI,KEXEC]
Pass the RSDP address to the kernel, mostly used
on machines running EFI runtime service to boot the

2
Makefile
View file

@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 9
SUBLEVEL = 216
SUBLEVEL = 217
EXTRAVERSION =
NAME = Roaring Lionus

2
arch/arc/include/asm/linkage.h
View file

@ -14,6 +14,8 @@
#ifdef __ASSEMBLY__
#define ASM_NL ` /* use '`' to mark new line in macro */
#define __ALIGN .align 4
#define __ALIGN_STR __stringify(__ALIGN)
/* annotation for data we want in DCCM - if enabled in .config */
.macro ARCFP_DATA nm

2
arch/arm/kernel/vdso.c
View file

@ -85,6 +85,8 @@ static bool __init cntvct_functional(void)
* this.
*/
np = of_find_compatible_node(NULL, NULL, "arm,armv7-timer");
if (!np)
np = of_find_compatible_node(NULL, NULL, "arm,armv8-timer");
if (!np)
goto out_put;

2
arch/arm/lib/copy_from_user.S
View file

@ -100,7 +100,7 @@ ENTRY(arm_copy_from_user)
ENDPROC(arm_copy_from_user)
.pushsection .fixup,"ax"
.pushsection .text.fixup,"ax"
.align 0
copy_abort_preamble
ldmfd sp!, {r1, r2, r3}

14
arch/x86/events/amd/uncore.c
View file

@ -185,20 +185,18 @@ static int amd_uncore_event_init(struct perf_event *event)
/*
* NB and Last level cache counters (MSRs) are shared across all cores
* that share the same NB / Last level cache. Interrupts can be directed
* to a single target core, however, event counts generated by processes
* running on other cores cannot be masked out. So we do not support
* sampling and per-thread events.
* that share the same NB / Last level cache. On family 16h and below,
* Interrupts can be directed to a single target core, however, event
* counts generated by processes running on other cores cannot be masked
* out. So we do not support sampling and per-thread events via
* CAP_NO_INTERRUPT, and we do not enable counter overflow interrupts:
*/
if (is_sampling_event(event) || event->attach_state & PERF_ATTACH_TASK)
return -EINVAL;
/* NB and Last level cache counters do not have usr/os/guest/host bits */
if (event->attr.exclude_user || event->attr.exclude_kernel ||
event->attr.exclude_host || event->attr.exclude_guest)
return -EINVAL;
/* and we do not enable counter overflow interrupts */
hwc->config = event->attr.config & AMD64_RAW_EVENT_MASK_NB;
hwc->idx = -1;
@ -275,6 +273,7 @@ static struct pmu amd_nb_pmu = {
.start = amd_uncore_start,
.stop = amd_uncore_stop,
.read = amd_uncore_read,
.capabilities = PERF_PMU_CAP_NO_INTERRUPT,
};
static struct pmu amd_llc_pmu = {
@ -287,6 +286,7 @@ static struct pmu amd_llc_pmu = {
.start = amd_uncore_start,
.stop = amd_uncore_stop,
.read = amd_uncore_read,
.capabilities = PERF_PMU_CAP_NO_INTERRUPT,
};
static struct amd_uncore *amd_uncore_alloc(unsigned int cpu)

1
arch/x86/kvm/emulate.c
View file

@ -5022,6 +5022,7 @@ int x86_decode_insn(struct x86_emulate_ctxt *ctxt, void *insn, int insn_len)
ctxt->fetch.ptr = ctxt->fetch.data;
ctxt->fetch.end = ctxt->fetch.data + insn_len;
ctxt->opcode_len = 1;
ctxt->intercept = x86_intercept_none;
if (insn_len > 0)
memcpy(ctxt->fetch.data, insn, insn_len);
else {

12
drivers/acpi/acpi_watchdog.c
View file

@ -58,12 +58,14 @@ static bool acpi_watchdog_uses_rtc(const struct acpi_table_wdat *wdat)
}
#endif
static bool acpi_no_watchdog;
static const struct acpi_table_wdat *acpi_watchdog_get_wdat(void)
{
const struct acpi_table_wdat *wdat = NULL;
acpi_status status;
if (acpi_disabled)
if (acpi_disabled || acpi_no_watchdog)
return NULL;
status = acpi_get_table(ACPI_SIG_WDAT, 0,
@ -91,6 +93,14 @@ bool acpi_has_watchdog(void)
}
EXPORT_SYMBOL_GPL(acpi_has_watchdog);
/* ACPI watchdog can be disabled on boot command line */
static int __init disable_acpi_watchdog(char *str)
{
acpi_no_watchdog = true;
return 1;
}
__setup("acpi_no_watchdog", disable_acpi_watchdog);
void __init acpi_watchdog_init(void)
{
const struct acpi_wdat_entry *entries;

8
drivers/block/virtio_blk.c
View file

@ -215,10 +215,12 @@ static int virtio_queue_rq(struct blk_mq_hw_ctx *hctx,
err = __virtblk_add_req(vblk->vqs[qid].vq, vbr, vbr->sg, num);
if (err) {
virtqueue_kick(vblk->vqs[qid].vq);
blk_mq_stop_hw_queue(hctx);
/* Don't stop the queue if -ENOMEM: we may have failed to
* bounce the buffer due to global resource outage.
*/
if (err == -ENOSPC)
blk_mq_stop_hw_queue(hctx);
spin_unlock_irqrestore(&vblk->vqs[qid].lock, flags);
/* Out of mem doesn't actually happen, since we fall back
* to direct descriptors */
if (err == -ENOMEM || err == -ENOSPC)
return BLK_MQ_RQ_QUEUE_BUSY;
return BLK_MQ_RQ_QUEUE_ERROR;

32
drivers/firmware/efi/efivars.c
View file

@ -139,13 +139,16 @@ static ssize_t
efivar_attr_read(struct efivar_entry *entry, char *buf)
{
struct efi_variable *var = &entry->var;
unsigned long size = sizeof(var->Data);
char *str = buf;
int ret;
if (!entry || !buf)
return -EINVAL;
var->DataSize = 1024;
if (efivar_entry_get(entry, &var->Attributes, &var->DataSize, var->Data))
ret = efivar_entry_get(entry, &var->Attributes, &size, var->Data);
var->DataSize = size;
if (ret)
return -EIO;
if (var->Attributes & EFI_VARIABLE_NON_VOLATILE)
@ -172,13 +175,16 @@ static ssize_t
efivar_size_read(struct efivar_entry *entry, char *buf)
{
struct efi_variable *var = &entry->var;
unsigned long size = sizeof(var->Data);
char *str = buf;
int ret;
if (!entry || !buf)
return -EINVAL;
var->DataSize = 1024;
if (efivar_entry_get(entry, &var->Attributes, &var->DataSize, var->Data))
ret = efivar_entry_get(entry, &var->Attributes, &size, var->Data);
var->DataSize = size;
if (ret)
return -EIO;
str += sprintf(str, "0x%lx\n", var->DataSize);
@ -189,12 +195,15 @@ static ssize_t
efivar_data_read(struct efivar_entry *entry, char *buf)
{
struct efi_variable *var = &entry->var;
unsigned long size = sizeof(var->Data);
int ret;
if (!entry || !buf)
return -EINVAL;
var->DataSize = 1024;
if (efivar_entry_get(entry, &var->Attributes, &var->DataSize, var->Data))
ret = efivar_entry_get(entry, &var->Attributes, &size, var->Data);
var->DataSize = size;
if (ret)
return -EIO;
memcpy(buf, var->Data, var->DataSize);
@ -263,6 +272,9 @@ efivar_store_raw(struct efivar_entry *entry, const char *buf, size_t count)
u8 *data;
int err;
if (!entry || !buf)
return -EINVAL;
if (is_compat()) {
struct compat_efi_variable *compat;
@ -314,14 +326,16 @@ efivar_show_raw(struct efivar_entry *entry, char *buf)
{
struct efi_variable *var = &entry->var;
struct compat_efi_variable *compat;
unsigned long datasize = sizeof(var->Data);
size_t size;
int ret;
if (!entry || !buf)
return 0;
var->DataSize = 1024;
if (efivar_entry_get(entry, &entry->var.Attributes,
&entry->var.DataSize, entry->var.Data))
ret = efivar_entry_get(entry, &var->Attributes, &datasize, var->Data);
var->DataSize = datasize;
if (ret)
return -EIO;
if (is_compat()) {

3
drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
View file

@ -363,8 +363,7 @@ bool amdgpu_atombios_get_connector_info_from_object_table(struct amdgpu_device *
router.ddc_valid = false;
router.cd_valid = false;
for (j = 0; j < ((le16_to_cpu(path->usSize) - 8) / 2); j++) {
uint8_t grph_obj_type=
grph_obj_type =
uint8_t grph_obj_type =
(le16_to_cpu(path->usGraphicObjIds[j]) &
OBJECT_TYPE_MASK) >> OBJECT_TYPE_SHIFT;

3
drivers/hid/hid-apple.c
View file

@ -341,7 +341,8 @@ static int apple_input_mapping(struct hid_device *hdev, struct hid_input *hi,
unsigned long **bit, int *max)
{
if (usage->hid == (HID_UP_CUSTOM | 0x0003) ||
usage->hid == (HID_UP_MSVENDOR | 0x0003)) {
usage->hid == (HID_UP_MSVENDOR | 0x0003) ||
usage->hid == (HID_UP_HPVENDOR2 | 0x0003)) {
/* The fn key on Apple USB keyboards */
set_bit(EV_REP, hi->input->evbit);
hid_map_usage_clear(hi, usage, bit, max, EV_KEY, KEY_FN);

8
drivers/hid/i2c-hid/i2c-hid-dmi-quirks.c
View file

@ -341,6 +341,14 @@ static const struct dmi_system_id i2c_hid_dmi_desc_override_table[] = {
},
.driver_data = (void *)&sipodev_desc
},
{
.ident = "Trekstor SURFBOOK E11B",
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TREKSTOR"),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "SURFBOOK E11B"),
},
.driver_data = (void *)&sipodev_desc
},
{
.ident = "Direkt-Tek DTLAPY116-2",
.matches = {

21
drivers/iommu/dmar.c
View file

@ -39,6 +39,7 @@
#include <linux/dmi.h>
#include <linux/slab.h>
#include <linux/iommu.h>
#include <linux/limits.h>
#include <asm/irq_remapping.h>
#include <asm/iommu_table.h>
@ -138,6 +139,13 @@ dmar_alloc_pci_notify_info(struct pci_dev *dev, unsigned long event)
BUG_ON(dev->is_virtfn);
/*
* Ignore devices that have a domain number higher than what can
* be looked up in DMAR, e.g. VMD subdevices with domain 0x10000
*/
if (pci_domain_nr(dev->bus) > U16_MAX)
return NULL;
/* Only generate path[] for device addition event */
if (event == BUS_NOTIFY_ADD_DEVICE)
for (tmp = dev; tmp; tmp = tmp->bus->self)
@ -450,12 +458,13 @@ static int __init dmar_parse_one_andd(struct acpi_dmar_header *header,
/* Check for NUL termination within the designated length */
if (strnlen(andd->device_name, header->length - 8) == header->length - 8) {
WARN_TAINT(1, TAINT_FIRMWARE_WORKAROUND,
pr_warn(FW_BUG
"Your BIOS is broken; ANDD object name is not NUL-terminated\n"
"BIOS vendor: %s; Ver: %s; Product Version: %s\n",
dmi_get_system_info(DMI_BIOS_VENDOR),
dmi_get_system_info(DMI_BIOS_VERSION),
dmi_get_system_info(DMI_PRODUCT_VERSION));
add_taint(TAINT_FIRMWARE_WORKAROUND, LOCKDEP_STILL_OK);
return -EINVAL;
}
pr_info("ANDD device: %x name: %s\n", andd->device_number,
@ -481,14 +490,14 @@ static int dmar_parse_one_rhsa(struct acpi_dmar_header *header, void *arg)
return 0;
}
}
WARN_TAINT(
1, TAINT_FIRMWARE_WORKAROUND,
pr_warn(FW_BUG
"Your BIOS is broken; RHSA refers to non-existent DMAR unit at %llx\n"
"BIOS vendor: %s; Ver: %s; Product Version: %s\n",
drhd->reg_base_addr,
rhsa->base_address,
dmi_get_system_info(DMI_BIOS_VENDOR),
dmi_get_system_info(DMI_BIOS_VERSION),
dmi_get_system_info(DMI_PRODUCT_VERSION));
add_taint(TAINT_FIRMWARE_WORKAROUND, LOCKDEP_STILL_OK);
return 0;
}
@ -834,14 +843,14 @@ int __init dmar_table_init(void)
static void warn_invalid_dmar(u64 addr, const char *message)
{
WARN_TAINT_ONCE(
1, TAINT_FIRMWARE_WORKAROUND,
pr_warn_once(FW_BUG
"Your BIOS is broken; DMAR reported at address %llx%s!\n"
"BIOS vendor: %s; Ver: %s; Product Version: %s\n",
addr, message,
dmi_get_system_info(DMI_BIOS_VENDOR),
dmi_get_system_info(DMI_BIOS_VERSION),
dmi_get_system_info(DMI_PRODUCT_VERSION));
add_taint(TAINT_FIRMWARE_WORKAROUND, LOCKDEP_STILL_OK);
}
static int __ref

13
drivers/iommu/intel-iommu.c
View file

@ -4085,10 +4085,11 @@ static void quirk_ioat_snb_local_iommu(struct pci_dev *pdev)
/* we know that the this iommu should be at offset 0xa000 from vtbar */
drhd = dmar_find_matched_drhd_unit(pdev);
if (WARN_TAINT_ONCE(!drhd || drhd->reg_base_addr - vtbar != 0xa000,
TAINT_FIRMWARE_WORKAROUND,
"BIOS assigned incorrect VT-d unit for Intel(R) QuickData Technology device\n"))
if (!drhd || drhd->reg_base_addr - vtbar != 0xa000) {
pr_warn_once(FW_BUG "BIOS assigned incorrect VT-d unit for Intel(R) QuickData Technology device\n");
add_taint(TAINT_FIRMWARE_WORKAROUND, LOCKDEP_STILL_OK);
pdev->dev.archdata.iommu = DUMMY_DEVICE_DOMAIN_INFO;
}
}
DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_IOAT_SNB, quirk_ioat_snb_local_iommu);
@ -5192,8 +5193,10 @@ static phys_addr_t intel_iommu_iova_to_phys(struct iommu_domain *domain,
u64 phys = 0;
pte = pfn_to_dma_pte(dmar_domain, iova >> VTD_PAGE_SHIFT, &level);
if (pte)
phys = dma_pte_addr(pte);
if (pte && dma_pte_present(pte))
phys = dma_pte_addr(pte) +
(iova & (BIT_MASK(level_to_offset_bits(level) +
VTD_PAGE_SHIFT) - 1));
return phys;
}

20
drivers/net/bonding/bond_alb.c
View file

@ -71,11 +71,6 @@ struct arp_pkt {
};
#pragma pack()
static inline struct arp_pkt *arp_pkt(const struct sk_buff *skb)
{
return (struct arp_pkt *)skb_network_header(skb);
}
/* Forward declaration */
static void alb_send_learning_packets(struct slave *slave, u8 mac_addr[],
bool strict_match);
@ -574,10 +569,11 @@ static void rlb_req_update_subnet_clients(struct bonding *bond, __be32 src_ip)
spin_unlock(&bond->mode_lock);
}
static struct slave *rlb_choose_channel(struct sk_buff *skb, struct bonding *bond)
static struct slave *rlb_choose_channel(struct sk_buff *skb,
struct bonding *bond,
const struct arp_pkt *arp)
{
struct alb_bond_info *bond_info = &(BOND_ALB_INFO(bond));
struct arp_pkt *arp = arp_pkt(skb);
struct slave *assigned_slave, *curr_active_slave;
struct rlb_client_info *client_info;
u32 hash_index = 0;
@ -674,8 +670,12 @@ static struct slave *rlb_choose_channel(struct sk_buff *skb, struct bonding *bon
*/
static struct slave *rlb_arp_xmit(struct sk_buff *skb, struct bonding *bond)
{
struct arp_pkt *arp = arp_pkt(skb);
struct slave *tx_slave = NULL;
struct arp_pkt *arp;
if (!pskb_network_may_pull(skb, sizeof(*arp)))
return NULL;
arp = (struct arp_pkt *)skb_network_header(skb);
/* Don't modify or load balance ARPs that do not originate locally
* (e.g.,arrive via a bridge).
@ -685,7 +685,7 @@ static struct slave *rlb_arp_xmit(struct sk_buff *skb, struct bonding *bond)
if (arp->op_code == htons(ARPOP_REPLY)) {
/* the arp must be sent on the selected rx channel */
tx_slave = rlb_choose_channel(skb, bond);
tx_slave = rlb_choose_channel(skb, bond, arp);
if (tx_slave)
ether_addr_copy(arp->mac_src, tx_slave->dev->dev_addr);
netdev_dbg(bond->dev, "Server sent ARP Reply packet\n");
@ -695,7 +695,7 @@ static struct slave *rlb_arp_xmit(struct sk_buff *skb, struct bonding *bond)
* When the arp reply is received the entry will be updated
* with the correct unicast address of the client.
*/
rlb_choose_channel(skb, bond);
rlb_choose_channel(skb, bond, arp);
/* The ARP reply packets must be delayed so that
* they can cancel out the influence of the ARP request.

4
drivers/net/ethernet/broadcom/bnxt/bnxt.c
View file

@ -6439,13 +6439,13 @@ static int bnxt_change_mtu(struct net_device *dev, int new_mtu)
return -EINVAL;
if (netif_running(dev))
bnxt_close_nic(bp, false, false);
bnxt_close_nic(bp, true, false);
dev->mtu = new_mtu;
bnxt_set_ring_params(bp);
if (netif_running(dev))
return bnxt_open_nic(bp, false, false);
return bnxt_open_nic(bp, true, false);
return 0;
}

6
drivers/net/ethernet/freescale/fec_main.c
View file

@ -2470,15 +2470,15 @@ fec_enet_set_coalesce(struct net_device *ndev, struct ethtool_coalesce *ec)
return -EINVAL;
}
cycle = fec_enet_us_to_itr_clock(ndev, fep->rx_time_itr);
cycle = fec_enet_us_to_itr_clock(ndev, ec->rx_coalesce_usecs);
if (cycle > 0xFFFF) {
pr_err("Rx coalesced usec exceed hardware limitation\n");
return -EINVAL;
}
cycle = fec_enet_us_to_itr_clock(ndev, fep->tx_time_itr);
cycle = fec_enet_us_to_itr_clock(ndev, ec->tx_coalesce_usecs);
if (cycle > 0xFFFF) {
pr_err("Rx coalesced usec exceed hardware limitation\n");
pr_err("Tx coalesced usec exceed hardware limitation\n");
return -EINVAL;
}

14
drivers/net/ethernet/micrel/ks8851_mll.c
View file

@ -831,14 +831,17 @@ static irqreturn_t ks_irq(int irq, void *pw)
{
struct net_device *netdev = pw;
struct ks_net *ks = netdev_priv(netdev);
unsigned long flags;
u16 status;
spin_lock_irqsave(&ks->statelock, flags);
/*this should be the first in IRQ handler */
ks_save_cmd_reg(ks);
status = ks_rdreg16(ks, KS_ISR);
if (unlikely(!status)) {
ks_restore_cmd_reg(ks);
spin_unlock_irqrestore(&ks->statelock, flags);
return IRQ_NONE;
}
@ -864,6 +867,7 @@ static irqreturn_t ks_irq(int irq, void *pw)
ks->netdev->stats.rx_over_errors++;
/* this should be the last in IRQ handler*/
ks_restore_cmd_reg(ks);
spin_unlock_irqrestore(&ks->statelock, flags);
return IRQ_HANDLED;
}
@ -933,6 +937,7 @@ static int ks_net_stop(struct net_device *netdev)
/* shutdown RX/TX QMU */
ks_disable_qmu(ks);
ks_disable_int(ks);
/* set powermode to soft power down to save power */
ks_set_powermode(ks, PMECR_PM_SOFTDOWN);
@ -989,10 +994,9 @@ static netdev_tx_t ks_start_xmit(struct sk_buff *skb, struct net_device *netdev)
{
netdev_tx_t retv = NETDEV_TX_OK;
struct ks_net *ks = netdev_priv(netdev);
unsigned long flags;
disable_irq(netdev->irq);
ks_disable_int(ks);
spin_lock(&ks->statelock);
spin_lock_irqsave(&ks->statelock, flags);
/* Extra space are required:
* 4 byte for alignment, 4 for status/length, 4 for CRC
@ -1006,9 +1010,7 @@ static netdev_tx_t ks_start_xmit(struct sk_buff *skb, struct net_device *netdev)
dev_kfree_skb(skb);
} else
retv = NETDEV_TX_BUSY;
spin_unlock(&ks->statelock);
ks_enable_int(ks);
enable_irq(netdev->irq);
spin_unlock_irqrestore(&ks->statelock, flags);
return retv;
}

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