VERSION = 4
PATCHLEVEL = 4
-SUBLEVEL = 153
+SUBLEVEL = 154
EXTRAVERSION =
NAME = Blurry Fish Butt
#ifndef __ASM_ARC_UDELAY_H
#define __ASM_ARC_UDELAY_H
+#include <asm-generic/types.h>
#include <asm/param.h> /* HZ */
+extern unsigned long loops_per_jiffy;
+
static inline void __delay(unsigned long loops)
{
__asm__ __volatile__(
void flush_cache_page(struct vm_area_struct *vma, unsigned long u_vaddr,
unsigned long pfn)
{
- unsigned int paddr = pfn << PAGE_SHIFT;
+ phys_addr_t paddr = pfn << PAGE_SHIFT;
u_vaddr &= PAGE_MASK;
unsigned long u_vaddr)
{
/* TBD: do we really need to clear the kernel mapping */
- __flush_dcache_page(page_address(page), u_vaddr);
- __flush_dcache_page(page_address(page), page_address(page));
+ __flush_dcache_page((phys_addr_t)page_address(page), u_vaddr);
+ __flush_dcache_page((phys_addr_t)page_address(page),
+ (phys_addr_t)page_address(page));
}
pmd = stage2_get_pmd(kvm, cache, addr);
VM_BUG_ON(!pmd);
- /*
- * Mapping in huge pages should only happen through a fault. If a
- * page is merged into a transparent huge page, the individual
- * subpages of that huge page should be unmapped through MMU
- * notifiers before we get here.
- *
- * Merging of CompoundPages is not supported; they should become
- * splitting first, unmapped, merged, and mapped back in on-demand.
- */
- VM_BUG_ON(pmd_present(*pmd) && pmd_pfn(*pmd) != pmd_pfn(*new_pmd));
-
old_pmd = *pmd;
if (pmd_present(old_pmd)) {
+ /*
+ * Multiple vcpus faulting on the same PMD entry, can
+ * lead to them sequentially updating the PMD with the
+ * same value. Following the break-before-make
+ * (pmd_clear() followed by tlb_flush()) process can
+ * hinder forward progress due to refaults generated
+ * on missing translations.
+ *
+ * Skip updating the page table if the entry is
+ * unchanged.
+ */
+ if (pmd_val(old_pmd) == pmd_val(*new_pmd))
+ return 0;
+
+ /*
+ * Mapping in huge pages should only happen through a
+ * fault. If a page is merged into a transparent huge
+ * page, the individual subpages of that huge page
+ * should be unmapped through MMU notifiers before we
+ * get here.
+ *
+ * Merging of CompoundPages is not supported; they
+ * should become splitting first, unmapped, merged,
+ * and mapped back in on-demand.
+ */
+ VM_BUG_ON(pmd_pfn(old_pmd) != pmd_pfn(*new_pmd));
+
pmd_clear(pmd);
kvm_tlb_flush_vmid_ipa(kvm, addr);
} else {
/* Create 2nd stage page table mapping - Level 3 */
old_pte = *pte;
if (pte_present(old_pte)) {
+ /* Skip page table update if there is no change */
+ if (pte_val(old_pte) == pte_val(*new_pte))
+ return 0;
+
kvm_set_pte(pte, __pte(0));
kvm_tlb_flush_vmid_ipa(kvm, addr);
} else {
}
#ifdef CONFIG_HAVE_ARCH_PFN_VALID
-#define PFN_MASK ((1UL << (64 - PAGE_SHIFT)) - 1)
-
int pfn_valid(unsigned long pfn)
{
- return (pfn & PFN_MASK) == pfn && memblock_is_map_memory(pfn << PAGE_SHIFT);
+ phys_addr_t addr = pfn << PAGE_SHIFT;
+
+ if ((addr >> PAGE_SHIFT) != pfn)
+ return 0;
+ return memblock_is_memory(addr);
}
EXPORT_SYMBOL(pfn_valid);
#endif
*/
if (bcm47xx_bus.bcma.bus.chipinfo.id == BCMA_CHIP_ID_BCM4706)
cpu_wait = NULL;
-
- /*
- * BCM47XX Erratum "R10: PCIe Transactions Periodically Fail"
- * Enable ExternalSync for sync instruction to take effect
- */
- set_c0_config7(MIPS_CONF7_ES);
break;
#endif
}
#define MIPS_CONF7_WII (_ULCAST_(1) << 31)
#define MIPS_CONF7_RPS (_ULCAST_(1) << 2)
-/* ExternalSync */
-#define MIPS_CONF7_ES (_ULCAST_(1) << 8)
#define MIPS_CONF7_IAR (_ULCAST_(1) << 10)
#define MIPS_CONF7_AR (_ULCAST_(1) << 16)
__BUILD_SET_C0(cause)
__BUILD_SET_C0(config)
__BUILD_SET_C0(config5)
-__BUILD_SET_C0(config7)
__BUILD_SET_C0(intcontrol)
__BUILD_SET_C0(intctl)
__BUILD_SET_C0(srsmap)
#define NUM_DSP_REGS 6
-typedef __u32 dspreg_t;
+typedef unsigned long dspreg_t;
struct mips_dsp_state {
dspreg_t dspr[NUM_DSP_REGS];
goto out;
}
dregs = __get_dsp_regs(child);
- tmp = (unsigned long) (dregs[addr - DSP_BASE]);
+ tmp = dregs[addr - DSP_BASE];
break;
}
case DSP_CONTROL:
goto out;
}
dregs = __get_dsp_regs(child);
- tmp = (unsigned long) (dregs[addr - DSP_BASE]);
+ tmp = dregs[addr - DSP_BASE];
break;
}
case DSP_CONTROL:
#include "libgcc.h"
/*
- * GCC 7 suboptimally generates __multi3 calls for mips64r6, so for that
- * specific case only we'll implement it here.
+ * GCC 7 & older can suboptimally generate __multi3 calls for mips64r6, so for
+ * that specific case only we implement that intrinsic here.
*
* See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82981
*/
-#if defined(CONFIG_64BIT) && defined(CONFIG_CPU_MIPSR6) && (__GNUC__ == 7)
+#if defined(CONFIG_64BIT) && defined(CONFIG_CPU_MIPSR6) && (__GNUC__ < 8)
/* multiply 64-bit values, low 64-bits returned */
static inline long long notrace dmulu(long long a, long long b)
void *user;
};
-#define QDIO_OUTBUF_STATE_FLAG_NONE 0x00
#define QDIO_OUTBUF_STATE_FLAG_PENDING 0x01
#define CHSC_AC1_INITIATE_INPUTQ 0x80
/* No reason to continue if interrupted by SIGKILL. */
if ((fault & VM_FAULT_RETRY) && fatal_signal_pending(current)) {
fault = VM_FAULT_SIGNAL;
+ if (flags & FAULT_FLAG_RETRY_NOWAIT)
+ goto out_up;
goto out;
}
if (unlikely(fault & VM_FAULT_ERROR))
/* br %r1 */
_EMIT2(0x07f1);
} else {
- /* larl %r1,.+14 */
- EMIT6_PCREL_RILB(0xc0000000, REG_1, jit->prg + 14);
/* ex 0,S390_lowcore.br_r1_tampoline */
EMIT4_DISP(0x44000000, REG_0, REG_0,
offsetof(struct _lowcore, br_r1_trampoline));
hwirq = 0;
for_each_pci_msi_entry(msi, pdev) {
rc = -EIO;
+ if (hwirq >= msi_vecs)
+ break;
irq = irq_alloc_desc(0); /* Alloc irq on node 0 */
if (irq < 0)
goto out_msi;
return flags;
}
-static inline void native_restore_fl(unsigned long flags)
+extern inline void native_restore_fl(unsigned long flags);
+extern inline void native_restore_fl(unsigned long flags)
{
asm volatile("push %0 ; popf"
: /* no output */
extern void cpu_detect(struct cpuinfo_x86 *c);
-static inline unsigned long l1tf_pfn_limit(void)
+static inline unsigned long long l1tf_pfn_limit(void)
{
- return BIT(boot_cpu_data.x86_phys_bits - 1 - PAGE_SHIFT) - 1;
+ return BIT_ULL(boot_cpu_data.x86_phys_bits - 1 - PAGE_SHIFT);
}
extern void early_cpu_init(void);
half_pa = (u64)l1tf_pfn_limit() << PAGE_SHIFT;
if (e820_any_mapped(half_pa, ULLONG_MAX - half_pa, E820_RAM)) {
pr_warn("System has more than MAX_PA/2 memory. L1TF mitigation not effective.\n");
+ pr_info("You may make it effective by booting the kernel with mem=%llu parameter.\n",
+ half_pa);
+ pr_info("However, doing so will make a part of your RAM unusable.\n");
+ pr_info("Reading https://www.kernel.org/doc/html/latest/admin-guide/l1tf.html might help you decide.\n");
return;
}
if (cpu_has(c, X86_FEATURE_HYPERVISOR))
return false;
+ if (c->x86 != 6)
+ return false;
+
for (i = 0; i < ARRAY_SIZE(spectre_bad_microcodes); i++) {
if (c->x86_model == spectre_bad_microcodes[i].model &&
c->x86_mask == spectre_bad_microcodes[i].stepping)
start_thread_common(regs, new_ip, new_sp,
__USER_CS, __USER_DS, 0);
}
+EXPORT_SYMBOL_GPL(start_thread);
#ifdef CONFIG_COMPAT
void compat_start_thread(struct pt_regs *regs, u32 new_ip, u32 new_sp)
if (boot_cpu_has_bug(X86_BUG_L1TF)) {
/* Limit the swap file size to MAX_PA/2 for L1TF workaround */
- unsigned long l1tf_limit = l1tf_pfn_limit() + 1;
+ unsigned long long l1tf_limit = l1tf_pfn_limit();
/*
* We encode swap offsets also with 3 bits below those for pfn
* which makes the usable limit higher.
#if CONFIG_PGTABLE_LEVELS > 2
l1tf_limit <<= PAGE_SHIFT - SWP_OFFSET_FIRST_BIT;
#endif
- pages = min_t(unsigned long, l1tf_limit, pages);
+ pages = min_t(unsigned long long, l1tf_limit, pages);
}
return pages;
}
/* If it's real memory always allow */
if (pfn_valid(pfn))
return true;
- if (pfn > l1tf_pfn_limit() && !capable(CAP_SYS_ADMIN))
+ if (pfn >= l1tf_pfn_limit() && !capable(CAP_SYS_ADMIN))
return false;
return true;
}
if (!CDROM_CAN(CDC_SELECT_DISC) ||
(arg == CDSL_CURRENT || arg == CDSL_NONE))
return cdi->ops->drive_status(cdi, CDSL_CURRENT);
- if (((int)arg >= cdi->capacity))
+ if (arg >= cdi->capacity)
return -EINVAL;
return cdrom_slot_status(cdi, arg);
}
else
status = connector_status_disconnected;
+ /*
+ * The bridge resets its registers on unplug. So when we get a plug
+ * event and we're already supposed to be powered, cycle the bridge to
+ * restore its state.
+ */
+ if (status == connector_status_connected &&
+ adv7511->connector.status == connector_status_disconnected &&
+ adv7511->powered) {
+ regcache_mark_dirty(adv7511->regmap);
+ adv7511_power_on(adv7511);
+ }
+
if (adv7511->connector.status != status) {
adv7511->connector.status = status;
drm_kms_helper_hotplug_event(adv7511->connector.dev);
return PTR_ERR(imx_ldb->regmap);
}
+ /* disable LDB by resetting the control register to POR default */
+ regmap_write(imx_ldb->regmap, IOMUXC_GPR2, 0);
+
imx_ldb->dev = dev;
if (of_id)
if (ret || i < 0 || i > 1)
return -EINVAL;
+ if (!of_device_is_available(child))
+ continue;
+
if (dual && i > 0) {
dev_warn(dev, "dual-channel mode, ignoring second output\n");
continue;
}
- if (!of_device_is_available(child))
- continue;
-
channel = &imx_ldb->channel[i];
channel->ldb = imx_ldb;
channel->chno = i;
struct fb_deferred_io *fbdefio;
- fbdefio = kmalloc(sizeof(struct fb_deferred_io), GFP_KERNEL);
+ fbdefio = kzalloc(sizeof(struct fb_deferred_io), GFP_KERNEL);
if (fbdefio) {
fbdefio->delay = DL_DEFIO_WRITE_DELAY;
struct list_head *node;
struct urb_node *unode;
struct urb *urb;
- int ret;
unsigned long flags;
DRM_DEBUG("Waiting for completes and freeing all render urbs\n");
/* keep waiting and freeing, until we've got 'em all */
while (count--) {
-
- /* Getting interrupted means a leak, but ok at shutdown*/
- ret = down_interruptible(&udl->urbs.limit_sem);
- if (ret)
- break;
+ down(&udl->urbs.limit_sem);
spin_lock_irqsave(&udl->urbs.lock, flags);
static int udl_alloc_urb_list(struct drm_device *dev, int count, size_t size)
{
struct udl_device *udl = dev->dev_private;
- int i = 0;
struct urb *urb;
struct urb_node *unode;
char *buf;
+ size_t wanted_size = count * size;
spin_lock_init(&udl->urbs.lock);
+retry:
udl->urbs.size = size;
INIT_LIST_HEAD(&udl->urbs.list);
- while (i < count) {
+ sema_init(&udl->urbs.limit_sem, 0);
+ udl->urbs.count = 0;
+ udl->urbs.available = 0;
+
+ while (udl->urbs.count * size < wanted_size) {
unode = kzalloc(sizeof(struct urb_node), GFP_KERNEL);
if (!unode)
break;
}
unode->urb = urb;
- buf = usb_alloc_coherent(udl->udev, MAX_TRANSFER, GFP_KERNEL,
+ buf = usb_alloc_coherent(udl->udev, size, GFP_KERNEL,
&urb->transfer_dma);
if (!buf) {
kfree(unode);
usb_free_urb(urb);
+ if (size > PAGE_SIZE) {
+ size /= 2;
+ udl_free_urb_list(dev);
+ goto retry;
+ }
break;
}
list_add_tail(&unode->entry, &udl->urbs.list);
- i++;
+ up(&udl->urbs.limit_sem);
+ udl->urbs.count++;
+ udl->urbs.available++;
}
- sema_init(&udl->urbs.limit_sem, i);
- udl->urbs.count = i;
- udl->urbs.available = i;
-
- DRM_DEBUG("allocated %d %d byte urbs\n", i, (int) size);
+ DRM_DEBUG("allocated %d %d byte urbs\n", udl->urbs.count, (int) size);
- return i;
+ return udl->urbs.count;
}
struct urb *udl_get_urb(struct drm_device *dev)
/*
* It's not always possible to have 1 to 2 ratio when d=7, so fall back
* to minimal possible clkh in this case.
+ *
+ * Note:
+ * CLKH is not allowed to be 0, in this case I2C clock is not generated
+ * at all
*/
- if (clk >= clkl + d) {
+ if (clk > clkl + d) {
clkh = clk - clkl - d;
clkl -= d;
} else {
- clkh = 0;
+ clkh = 1;
clkl = clk - (d << 1);
}
return 0;
}
cdm = of_iomap(np_cdm, 0);
+ if (!cdm) {
+ of_node_put(np_cdm);
+ dev_err(&ofdev->dev, "can't map clock node!\n");
+ return 0;
+ }
if (in_8(&cdm->ipb_clk_sel) & 0x1)
freq *= 2;
config 3C515
tristate "3c515 ISA \"Fast EtherLink\""
- depends on ISA && ISA_DMA_API
+ depends on ISA && ISA_DMA_API && !PPC32
---help---
If you have a 3Com ISA EtherLink XL "Corkscrew" 3c515 Fast Ethernet
network card, say Y here.
config LANCE
tristate "AMD LANCE and PCnet (AT1500 and NE2100) support"
- depends on ISA && ISA_DMA_API && !ARM
+ depends on ISA && ISA_DMA_API && !ARM && !PPC32
---help---
If you have a network (Ethernet) card of this type, say Y here.
Some LinkSys cards are of this type.
config NI65
tristate "NI6510 support"
- depends on ISA && ISA_DMA_API && !ARM
+ depends on ISA && ISA_DMA_API && !ARM && !PPC32
---help---
If you have a network (Ethernet) card of this type, say Y here.
skb = build_skb(page_address(page) + adapter->rx_page_offset,
adapter->rx_frag_size);
if (likely(skb)) {
+ skb_reserve(skb, NET_SKB_PAD);
adapter->rx_page_offset += adapter->rx_frag_size;
if (adapter->rx_page_offset >= PAGE_SIZE)
adapter->rx_page = NULL;
DP(BNX2X_MSG_ETHTOOL,
"rss re-configured, UDP 4-tupple %s\n",
udp_rss_requested ? "enabled" : "disabled");
- return bnx2x_rss(bp, &bp->rss_conf_obj, false, true);
+ if (bp->state == BNX2X_STATE_OPEN)
+ return bnx2x_rss(bp, &bp->rss_conf_obj, false,
+ true);
} else if ((info->flow_type == UDP_V6_FLOW) &&
(bp->rss_conf_obj.udp_rss_v6 != udp_rss_requested)) {
bp->rss_conf_obj.udp_rss_v6 = udp_rss_requested;
DP(BNX2X_MSG_ETHTOOL,
"rss re-configured, UDP 4-tupple %s\n",
udp_rss_requested ? "enabled" : "disabled");
- return bnx2x_rss(bp, &bp->rss_conf_obj, false, true);
+ if (bp->state == BNX2X_STATE_OPEN)
+ return bnx2x_rss(bp, &bp->rss_conf_obj, false,
+ true);
}
return 0;
bp->rss_conf_obj.ind_table[i] = indir[i] + bp->fp->cl_id;
}
- return bnx2x_config_rss_eth(bp, false);
+ if (bp->state == BNX2X_STATE_OPEN)
+ return bnx2x_config_rss_eth(bp, false);
+
+ return 0;
}
/**
config CS89x0
tristate "CS89x0 support"
depends on ISA || EISA || ARM
+ depends on !PPC32
---help---
Support for CS89x0 chipset based Ethernet cards. If you have a
network (Ethernet) card of this type, say Y and read the file
return 0;
}
+static int _enic_change_mtu(struct net_device *netdev, int new_mtu)
+{
+ bool running = netif_running(netdev);
+ int err = 0;
+
+ ASSERT_RTNL();
+ if (running) {
+ err = enic_stop(netdev);
+ if (err)
+ return err;
+ }
+
+ netdev->mtu = new_mtu;
+
+ if (running) {
+ err = enic_open(netdev);
+ if (err)
+ return err;
+ }
+
+ return 0;
+}
+
static int enic_change_mtu(struct net_device *netdev, int new_mtu)
{
struct enic *enic = netdev_priv(netdev);
- int running = netif_running(netdev);
if (new_mtu < ENIC_MIN_MTU || new_mtu > ENIC_MAX_MTU)
return -EINVAL;
if (enic_is_dynamic(enic) || enic_is_sriov_vf(enic))
return -EOPNOTSUPP;
- if (running)
- enic_stop(netdev);
-
- netdev->mtu = new_mtu;
-
if (netdev->mtu > enic->port_mtu)
netdev_warn(netdev,
- "interface MTU (%d) set higher than port MTU (%d)\n",
- netdev->mtu, enic->port_mtu);
+ "interface MTU (%d) set higher than port MTU (%d)\n",
+ netdev->mtu, enic->port_mtu);
- if (running)
- enic_open(netdev);
-
- return 0;
+ return _enic_change_mtu(netdev, new_mtu);
}
static void enic_change_mtu_work(struct work_struct *work)
struct enic *enic = container_of(work, struct enic, change_mtu_work);
struct net_device *netdev = enic->netdev;
int new_mtu = vnic_dev_mtu(enic->vdev);
- int err;
- unsigned int i;
-
- new_mtu = max_t(int, ENIC_MIN_MTU, min_t(int, ENIC_MAX_MTU, new_mtu));
rtnl_lock();
-
- /* Stop RQ */
- del_timer_sync(&enic->notify_timer);
-
- for (i = 0; i < enic->rq_count; i++)
- napi_disable(&enic->napi[i]);
-
- vnic_intr_mask(&enic->intr[0]);
- enic_synchronize_irqs(enic);
- err = vnic_rq_disable(&enic->rq[0]);
- if (err) {
- rtnl_unlock();
- netdev_err(netdev, "Unable to disable RQ.\n");
- return;
- }
- vnic_rq_clean(&enic->rq[0], enic_free_rq_buf);
- vnic_cq_clean(&enic->cq[0]);
- vnic_intr_clean(&enic->intr[0]);
-
- /* Fill RQ with new_mtu-sized buffers */
- netdev->mtu = new_mtu;
- vnic_rq_fill(&enic->rq[0], enic_rq_alloc_buf);
- /* Need at least one buffer on ring to get going */
- if (vnic_rq_desc_used(&enic->rq[0]) == 0) {
- rtnl_unlock();
- netdev_err(netdev, "Unable to alloc receive buffers.\n");
- return;
- }
-
- /* Start RQ */
- vnic_rq_enable(&enic->rq[0]);
- napi_enable(&enic->napi[0]);
- vnic_intr_unmask(&enic->intr[0]);
- enic_notify_timer_start(enic);
-
+ (void)_enic_change_mtu(netdev, new_mtu);
rtnl_unlock();
netdev_info(netdev, "interface MTU set as %d\n", netdev->mtu);
break;
default:
p_link->speed = 0;
+ p_link->link_up = 0;
}
/* Correct speed according to bandwidth allocation */
ret = of_mdiobus_register(bus, np1);
if (ret) {
mdiobus_free(bus);
+ lp->mii_bus = NULL;
return ret;
}
return 0;
case 0x001:
printk(KERN_WARNING "%s: Master Abort (naughty)\n", dev->name);
break;
- case 0x010:
+ case 0x002:
printk(KERN_WARNING "%s: Target Abort (not so naughty)\n", dev->name);
break;
default:
const char *name;
int i, ret;
- if (group > info->ngroups)
+ if (group >= info->ngroups)
return;
seq_puts(s, "\n");
unsigned long phys_aob = 0;
if (!q->use_cq)
- goto out;
+ return 0;
if (!q->aobs[bufnr]) {
struct qaob *aob = qdio_allocate_aob();
q->aobs[bufnr] = aob;
}
if (q->aobs[bufnr]) {
- q->sbal_state[bufnr].flags = QDIO_OUTBUF_STATE_FLAG_NONE;
q->sbal_state[bufnr].aob = q->aobs[bufnr];
q->aobs[bufnr]->user1 = (u64) q->sbal_state[bufnr].user;
phys_aob = virt_to_phys(q->aobs[bufnr]);
WARN_ON_ONCE(phys_aob & 0xFF);
}
-out:
+ q->sbal_state[bufnr].flags = 0;
return phys_aob;
}
case ELS_LOGO:
if (fip->mode == FIP_MODE_VN2VN) {
if (fip->state != FIP_ST_VNMP_UP)
- return -EINVAL;
+ goto drop;
if (ntoh24(fh->fh_d_id) == FC_FID_FLOGI)
- return -EINVAL;
+ goto drop;
} else {
if (fip->state != FIP_ST_ENABLED)
return 0;
*/
if (opcode != ISCSI_OP_SCSI_DATA_OUT) {
iscsi_conn_printk(KERN_INFO, conn,
- "task [op %x/%x itt "
+ "task [op %x itt "
"0x%x/0x%x] "
"rejected.\n",
- task->hdr->opcode, opcode,
- task->itt, task->hdr_itt);
+ opcode, task->itt,
+ task->hdr_itt);
return -EACCES;
}
/*
*/
if (conn->session->fast_abort) {
iscsi_conn_printk(KERN_INFO, conn,
- "task [op %x/%x itt "
+ "task [op %x itt "
"0x%x/0x%x] fast abort.\n",
- task->hdr->opcode, opcode,
- task->itt, task->hdr_itt);
+ opcode, task->itt,
+ task->hdr_itt);
return -EACCES;
}
break;
sdev_store_delete(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
- if (device_remove_file_self(dev, attr))
- scsi_remove_device(to_scsi_device(dev));
+ struct kernfs_node *kn;
+
+ kn = sysfs_break_active_protection(&dev->kobj, &attr->attr);
+ WARN_ON_ONCE(!kn);
+ /*
+ * Concurrent writes into the "delete" sysfs attribute may trigger
+ * concurrent calls to device_remove_file() and scsi_remove_device().
+ * device_remove_file() handles concurrent removal calls by
+ * serializing these and by ignoring the second and later removal
+ * attempts. Concurrent calls of scsi_remove_device() are
+ * serialized. The second and later calls of scsi_remove_device() are
+ * ignored because the first call of that function changes the device
+ * state into SDEV_DEL.
+ */
+ device_remove_file(dev, attr);
+ scsi_remove_device(to_scsi_device(dev));
+ if (kn)
+ sysfs_unbreak_active_protection(kn);
return count;
};
static DEVICE_ATTR(delete, S_IWUSR, NULL, sdev_store_delete);
(btstat == BTSTAT_SUCCESS ||
btstat == BTSTAT_LINKED_COMMAND_COMPLETED ||
btstat == BTSTAT_LINKED_COMMAND_COMPLETED_WITH_FLAG)) {
- cmd->result = (DID_OK << 16) | sdstat;
- if (sdstat == SAM_STAT_CHECK_CONDITION && cmd->sense_buffer)
- cmd->result |= (DRIVER_SENSE << 24);
+ if (sdstat == SAM_STAT_COMMAND_TERMINATED) {
+ cmd->result = (DID_RESET << 16);
+ } else {
+ cmd->result = (DID_OK << 16) | sdstat;
+ if (sdstat == SAM_STAT_CHECK_CONDITION &&
+ cmd->sense_buffer)
+ cmd->result |= (DRIVER_SENSE << 24);
+ }
} else
switch (btstat) {
case BTSTAT_SUCCESS:
* (at your option) any later version.
*/
-#include <asm/cacheflush.h>
#include <linux/clk.h>
#include <linux/mm.h>
#include <linux/pagemap.h>
#include <media/v4l2-dev.h>
#include <media/v4l2-ioctl.h>
+#include <asm/cacheflush.h>
+
#include "iss_video.h"
#include "iss.h"
pr_err("idr_alloc() for sess_idr failed\n");
iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_TARGET_ERR,
ISCSI_LOGIN_STATUS_NO_RESOURCES);
- kfree(sess);
- return -ENOMEM;
+ goto free_sess;
}
sess->creation_time = get_jiffies_64();
ISCSI_LOGIN_STATUS_NO_RESOURCES);
pr_err("Unable to allocate memory for"
" struct iscsi_sess_ops.\n");
- kfree(sess);
- return -ENOMEM;
+ goto remove_idr;
}
sess->se_sess = transport_init_session(TARGET_PROT_NORMAL);
if (IS_ERR(sess->se_sess)) {
iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_TARGET_ERR,
ISCSI_LOGIN_STATUS_NO_RESOURCES);
- kfree(sess->sess_ops);
- kfree(sess);
- return -ENOMEM;
+ goto free_ops;
}
return 0;
+
+free_ops:
+ kfree(sess->sess_ops);
+remove_idr:
+ spin_lock_bh(&sess_idr_lock);
+ idr_remove(&sess_idr, sess->session_index);
+ spin_unlock_bh(&sess_idr_lock);
+free_sess:
+ kfree(sess);
+ conn->sess = NULL;
+ return -ENOMEM;
}
static int iscsi_login_zero_tsih_s2(
ISCSI_LOGIN_STATUS_INIT_ERR);
if (!zero_tsih || !conn->sess)
goto old_sess_out;
- if (conn->sess->se_sess)
- transport_free_session(conn->sess->se_sess);
- if (conn->sess->session_index != 0) {
- spin_lock_bh(&sess_idr_lock);
- idr_remove(&sess_idr, conn->sess->session_index);
- spin_unlock_bh(&sess_idr_lock);
- }
+
+ transport_free_session(conn->sess->se_sess);
+
+ spin_lock_bh(&sess_idr_lock);
+ idr_remove(&sess_idr, conn->sess->session_index);
+ spin_unlock_bh(&sess_idr_lock);
+
kfree(conn->sess->sess_ops);
kfree(conn->sess);
conn->sess = NULL;
};
struct cntrl_cur_lay3 {
- __u32 dCUR;
+ __le32 dCUR;
};
struct cntrl_range_lay3 {
- __u16 wNumSubRanges;
- __u32 dMIN;
- __u32 dMAX;
- __u32 dRES;
+ __le16 wNumSubRanges;
+ __le32 dMIN;
+ __le32 dMAX;
+ __le32 dRES;
} __packed;
static inline void
memset(&c, 0, sizeof(struct cntrl_cur_lay3));
if (entity_id == USB_IN_CLK_ID)
- c.dCUR = p_srate;
+ c.dCUR = cpu_to_le32(p_srate);
else if (entity_id == USB_OUT_CLK_ID)
- c.dCUR = c_srate;
+ c.dCUR = cpu_to_le32(c_srate);
value = min_t(unsigned, w_length, sizeof c);
memcpy(req->buf, &c, value);
if (control_selector == UAC2_CS_CONTROL_SAM_FREQ) {
if (entity_id == USB_IN_CLK_ID)
- r.dMIN = p_srate;
+ r.dMIN = cpu_to_le32(p_srate);
else if (entity_id == USB_OUT_CLK_ID)
- r.dMIN = c_srate;
+ r.dMIN = cpu_to_le32(c_srate);
else
return -EOPNOTSUPP;
r.dMAX = r.dMIN;
r.dRES = 0;
- r.wNumSubRanges = 1;
+ r.wNumSubRanges = cpu_to_le16(1);
value = min_t(unsigned, w_length, sizeof r);
memcpy(req->buf, &r, value);
r8a66597_bset(r8a66597, XCKE, SYSCFG0);
- msleep(3);
+ mdelay(3);
r8a66597_bset(r8a66597, PLLC, SYSCFG0);
- msleep(1);
+ mdelay(1);
r8a66597_bset(r8a66597, SCKE, SYSCFG0);
r8a66597->ep0_req->length = 2;
/* AV: what happens if we get called again before that gets through? */
spin_unlock(&r8a66597->lock);
- r8a66597_queue(r8a66597->gadget.ep0, r8a66597->ep0_req, GFP_KERNEL);
+ r8a66597_queue(r8a66597->gadget.ep0, r8a66597->ep0_req, GFP_ATOMIC);
spin_lock(&r8a66597->lock);
}
if (pdata->init && pdata->init(pdev) != 0)
return -EINVAL;
+#ifdef CONFIG_PPC32
if (pdata->big_endian_mmio) {
_fsl_readl = _fsl_readl_be;
_fsl_writel = _fsl_writel_be;
_fsl_readl = _fsl_readl_le;
_fsl_writel = _fsl_writel_le;
}
+#endif
/* request irq */
p_otg->irq = platform_get_irq(pdev, 0);
/*
* state file in sysfs
*/
-static int show_fsl_usb2_otg_state(struct device *dev,
+static ssize_t show_fsl_usb2_otg_state(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct otg_fsm *fsm = &fsl_otg_dev->fsm;
data_sinfo->flags, bytes, 1);
spin_unlock(&data_sinfo->lock);
- return ret;
+ return 0;
}
/*
pr_err("\n");
pr_err("Error: Unexpected object collision\n");
cachefiles_printk_object(object, xobject);
- BUG();
}
atomic_inc(&xobject->usage);
write_unlock(&cache->active_lock);
struct cachefiles_one_read *monitor =
container_of(wait, struct cachefiles_one_read, monitor);
struct cachefiles_object *object;
+ struct fscache_retrieval *op = monitor->op;
struct wait_bit_key *key = _key;
struct page *page = wait->private;
list_del(&wait->task_list);
/* move onto the action list and queue for FS-Cache thread pool */
- ASSERT(monitor->op);
+ ASSERT(op);
- object = container_of(monitor->op->op.object,
- struct cachefiles_object, fscache);
+ /* We need to temporarily bump the usage count as we don't own a ref
+ * here otherwise cachefiles_read_copier() may free the op between the
+ * monitor being enqueued on the op->to_do list and the op getting
+ * enqueued on the work queue.
+ */
+ fscache_get_retrieval(op);
+ object = container_of(op->op.object, struct cachefiles_object, fscache);
spin_lock(&object->work_lock);
- list_add_tail(&monitor->op_link, &monitor->op->to_do);
+ list_add_tail(&monitor->op_link, &op->to_do);
spin_unlock(&object->work_lock);
- fscache_enqueue_retrieval(monitor->op);
+ fscache_enqueue_retrieval(op);
+ fscache_put_retrieval(op);
return 0;
}
seq_printf(m, "CIFS Version %s\n", CIFS_VERSION);
seq_printf(m, "Features:");
#ifdef CONFIG_CIFS_DFS_UPCALL
- seq_printf(m, " dfs");
+ seq_printf(m, " DFS");
#endif
#ifdef CONFIG_CIFS_FSCACHE
- seq_printf(m, " fscache");
+ seq_printf(m, ",FSCACHE");
+#endif
+#ifdef CONFIG_CIFS_SMB_DIRECT
+ seq_printf(m, ",SMB_DIRECT");
+#endif
+#ifdef CONFIG_CIFS_STATS2
+ seq_printf(m, ",STATS2");
+#elif defined(CONFIG_CIFS_STATS)
+ seq_printf(m, ",STATS");
+#endif
+#ifdef CONFIG_CIFS_DEBUG2
+ seq_printf(m, ",DEBUG2");
+#elif defined(CONFIG_CIFS_DEBUG)
+ seq_printf(m, ",DEBUG");
+#endif
+#ifdef CONFIG_CIFS_ALLOW_INSECURE_LEGACY
+ seq_printf(m, ",ALLOW_INSECURE_LEGACY");
#endif
#ifdef CONFIG_CIFS_WEAK_PW_HASH
- seq_printf(m, " lanman");
+ seq_printf(m, ",WEAK_PW_HASH");
#endif
#ifdef CONFIG_CIFS_POSIX
- seq_printf(m, " posix");
+ seq_printf(m, ",CIFS_POSIX");
#endif
#ifdef CONFIG_CIFS_UPCALL
- seq_printf(m, " spnego");
+ seq_printf(m, ",UPCALL(SPNEGO)");
#endif
#ifdef CONFIG_CIFS_XATTR
- seq_printf(m, " xattr");
+ seq_printf(m, ",XATTR");
#endif
#ifdef CONFIG_CIFS_ACL
- seq_printf(m, " acl");
+ seq_printf(m, ",ACL");
#endif
seq_putc(m, '\n');
seq_printf(m, "Active VFS Requests: %d\n", GlobalTotalActiveXid);
if (!server->ops->set_file_info)
return -ENOSYS;
+ info_buf.Pad = 0;
+
if (attrs->ia_valid & ATTR_ATIME) {
set_time = true;
info_buf.LastAccessTime =
struct cifs_io_parms io_parms;
int buf_type = CIFS_NO_BUFFER;
__le16 *utf16_path;
- __u8 oplock = SMB2_OPLOCK_LEVEL_II;
+ __u8 oplock = SMB2_OPLOCK_LEVEL_NONE;
struct smb2_file_all_info *pfile_info = NULL;
oparms.tcon = tcon;
struct cifs_io_parms io_parms;
int create_options = CREATE_NOT_DIR;
__le16 *utf16_path;
- __u8 oplock = SMB2_OPLOCK_LEVEL_EXCLUSIVE;
+ __u8 oplock = SMB2_OPLOCK_LEVEL_NONE;
struct kvec iov[2];
if (backup_cred(cifs_sb))
goto setup_ntlmv2_ret;
}
*pbuffer = kmalloc(size_of_ntlmssp_blob(ses), GFP_KERNEL);
+ if (!*pbuffer) {
+ rc = -ENOMEM;
+ cifs_dbg(VFS, "Error %d during NTLMSSP allocation\n", rc);
+ *buflen = 0;
+ goto setup_ntlmv2_ret;
+ }
sec_blob = (AUTHENTICATE_MESSAGE *)*pbuffer;
memcpy(sec_blob->Signature, NTLMSSP_SIGNATURE, 8);
int rc;
if ((buf->CreationTime == 0) && (buf->LastAccessTime == 0) &&
- (buf->LastWriteTime == 0) && (buf->ChangeTime) &&
+ (buf->LastWriteTime == 0) && (buf->ChangeTime == 0) &&
(buf->Attributes == 0))
return 0; /* would be a no op, no sense sending this */
goto cleanup_and_exit;
dxtrace(printk(KERN_DEBUG "ext4_find_entry: dx failed, "
"falling back\n"));
+ ret = NULL;
}
nblocks = dir->i_size >> EXT4_BLOCK_SIZE_BITS(sb);
if (!nblocks) {
case attr_pointer_ui:
if (!ptr)
return 0;
- return snprintf(buf, PAGE_SIZE, "%u\n",
- *((unsigned int *) ptr));
+ if (a->attr_ptr == ptr_ext4_super_block_offset)
+ return snprintf(buf, PAGE_SIZE, "%u\n",
+ le32_to_cpup(ptr));
+ else
+ return snprintf(buf, PAGE_SIZE, "%u\n",
+ *((unsigned int *) ptr));
case attr_pointer_atomic:
if (!ptr)
return 0;
ret = kstrtoul(skip_spaces(buf), 0, &t);
if (ret)
return ret;
- *((unsigned int *) ptr) = t;
+ if (a->attr_ptr == ptr_ext4_super_block_offset)
+ *((__le32 *) ptr) = cpu_to_le32(t);
+ else
+ *((unsigned int *) ptr) = t;
return len;
case attr_inode_readahead:
return inode_readahead_blks_store(a, sbi, buf, len);
struct ext4_xattr_entry *next = EXT4_XATTR_NEXT(e);
if ((void *)next >= end)
return -EFSCORRUPTED;
+ if (strnlen(e->e_name, e->e_name_len) != e->e_name_len)
+ return -EFSCORRUPTED;
e = next;
}
ASSERT(op->processor != NULL);
ASSERT(fscache_object_is_available(op->object));
ASSERTCMP(atomic_read(&op->usage), >, 0);
- ASSERTCMP(op->state, ==, FSCACHE_OP_ST_IN_PROGRESS);
+ ASSERTIFCMP(op->state != FSCACHE_OP_ST_IN_PROGRESS,
+ op->state, ==, FSCACHE_OP_ST_CANCELLED);
fscache_stat(&fscache_n_op_enqueue);
switch (op->flags & FSCACHE_OP_TYPE) {
struct fscache_cache *cache;
_enter("{OBJ%x OP%x,%d}",
- op->object->debug_id, op->debug_id, atomic_read(&op->usage));
+ op->object ? op->object->debug_id : 0,
+ op->debug_id, atomic_read(&op->usage));
ASSERTCMP(atomic_read(&op->usage), >, 0);
return !fc->initialized || (for_background && fc->blocked);
}
+static void fuse_drop_waiting(struct fuse_conn *fc)
+{
+ if (fc->connected) {
+ atomic_dec(&fc->num_waiting);
+ } else if (atomic_dec_and_test(&fc->num_waiting)) {
+ /* wake up aborters */
+ wake_up_all(&fc->blocked_waitq);
+ }
+}
+
static struct fuse_req *__fuse_get_req(struct fuse_conn *fc, unsigned npages,
bool for_background)
{
return req;
out:
- atomic_dec(&fc->num_waiting);
+ fuse_drop_waiting(fc);
return ERR_PTR(err);
}
if (test_bit(FR_WAITING, &req->flags)) {
__clear_bit(FR_WAITING, &req->flags);
- atomic_dec(&fc->num_waiting);
+ fuse_drop_waiting(fc);
}
if (req->stolen_file)
struct fuse_iqueue *fiq = &fc->iq;
if (test_and_set_bit(FR_FINISHED, &req->flags))
- return;
+ goto put_request;
spin_lock(&fiq->waitq.lock);
list_del_init(&req->intr_entry);
wake_up(&req->waitq);
if (req->end)
req->end(fc, req);
+put_request:
fuse_put_request(fc, req);
}
if (!fud)
return -EPERM;
+ pipe_lock(pipe);
+
bufs = kmalloc(pipe->buffers * sizeof(struct pipe_buffer), GFP_KERNEL);
- if (!bufs)
+ if (!bufs) {
+ pipe_unlock(pipe);
return -ENOMEM;
+ }
- pipe_lock(pipe);
nbuf = 0;
rem = 0;
for (idx = 0; idx < pipe->nrbufs && rem < len; idx++)
set_bit(FR_ABORTED, &req->flags);
if (!test_bit(FR_LOCKED, &req->flags)) {
set_bit(FR_PRIVATE, &req->flags);
+ __fuse_get_request(req);
list_move(&req->list, &to_end1);
}
spin_unlock(&req->waitq.lock);
while (!list_empty(&to_end1)) {
req = list_first_entry(&to_end1, struct fuse_req, list);
- __fuse_get_request(req);
list_del_init(&req->list);
request_end(fc, req);
}
}
EXPORT_SYMBOL_GPL(fuse_abort_conn);
+void fuse_wait_aborted(struct fuse_conn *fc)
+{
+ wait_event(fc->blocked_waitq, atomic_read(&fc->num_waiting) == 0);
+}
+
int fuse_dev_release(struct inode *inode, struct file *file)
{
struct fuse_dev *fud = fuse_get_dev(file);
if (fud) {
struct fuse_conn *fc = fud->fc;
struct fuse_pqueue *fpq = &fud->pq;
+ LIST_HEAD(to_end);
+ spin_lock(&fpq->lock);
WARN_ON(!list_empty(&fpq->io));
- end_requests(fc, &fpq->processing);
+ list_splice_init(&fpq->processing, &to_end);
+ spin_unlock(&fpq->lock);
+
+ end_requests(fc, &to_end);
+
/* Are we the last open device? */
if (atomic_dec_and_test(&fc->dev_count)) {
WARN_ON(fc->iq.fasync != NULL);
}
if (WARN_ON(req->num_pages >= req->max_pages)) {
+ unlock_page(page);
fuse_put_request(fc, req);
return -EIO;
}
/* Abort all requests */
void fuse_abort_conn(struct fuse_conn *fc);
+void fuse_wait_aborted(struct fuse_conn *fc);
/**
* Invalidate inode attributes
{
struct fuse_conn *fc = get_fuse_conn_super(sb);
- fuse_send_destroy(fc);
-
- fuse_abort_conn(fc);
mutex_lock(&fuse_mutex);
list_del(&fc->entry);
fuse_ctl_remove_conn(fc);
return mount_nodev(fs_type, flags, raw_data, fuse_fill_super);
}
-static void fuse_kill_sb_anon(struct super_block *sb)
+static void fuse_sb_destroy(struct super_block *sb)
{
struct fuse_conn *fc = get_fuse_conn_super(sb);
if (fc) {
+ fuse_send_destroy(fc);
+
+ fuse_abort_conn(fc);
+ fuse_wait_aborted(fc);
+
down_write(&fc->killsb);
fc->sb = NULL;
up_write(&fc->killsb);
}
+}
+static void fuse_kill_sb_anon(struct super_block *sb)
+{
+ fuse_sb_destroy(sb);
kill_anon_super(sb);
}
static void fuse_kill_sb_blk(struct super_block *sb)
{
- struct fuse_conn *fc = get_fuse_conn_super(sb);
-
- if (fc) {
- down_write(&fc->killsb);
- fc->sb = NULL;
- up_write(&fc->killsb);
- }
-
+ fuse_sb_destroy(sb);
kill_block_super(sb);
}
EXPORT_SYMBOL_GPL(sysfs_chmod_file);
/**
+ * sysfs_break_active_protection - break "active" protection
+ * @kobj: The kernel object @attr is associated with.
+ * @attr: The attribute to break the "active" protection for.
+ *
+ * With sysfs, just like kernfs, deletion of an attribute is postponed until
+ * all active .show() and .store() callbacks have finished unless this function
+ * is called. Hence this function is useful in methods that implement self
+ * deletion.
+ */
+struct kernfs_node *sysfs_break_active_protection(struct kobject *kobj,
+ const struct attribute *attr)
+{
+ struct kernfs_node *kn;
+
+ kobject_get(kobj);
+ kn = kernfs_find_and_get(kobj->sd, attr->name);
+ if (kn)
+ kernfs_break_active_protection(kn);
+ return kn;
+}
+EXPORT_SYMBOL_GPL(sysfs_break_active_protection);
+
+/**
+ * sysfs_unbreak_active_protection - restore "active" protection
+ * @kn: Pointer returned by sysfs_break_active_protection().
+ *
+ * Undo the effects of sysfs_break_active_protection(). Since this function
+ * calls kernfs_put() on the kernfs node that corresponds to the 'attr'
+ * argument passed to sysfs_break_active_protection() that attribute may have
+ * been removed between the sysfs_break_active_protection() and
+ * sysfs_unbreak_active_protection() calls, it is not safe to access @kn after
+ * this function has returned.
+ */
+void sysfs_unbreak_active_protection(struct kernfs_node *kn)
+{
+ struct kobject *kobj = kn->parent->priv;
+
+ kernfs_unbreak_active_protection(kn);
+ kernfs_put(kn);
+ kobject_put(kobj);
+}
+EXPORT_SYMBOL_GPL(sysfs_unbreak_active_protection);
+
+/**
* sysfs_remove_file_ns - remove an object attribute with a custom ns tag
* @kobj: object we're acting for
* @attr: attribute descriptor
const struct attribute **attr);
int __must_check sysfs_chmod_file(struct kobject *kobj,
const struct attribute *attr, umode_t mode);
+struct kernfs_node *sysfs_break_active_protection(struct kobject *kobj,
+ const struct attribute *attr);
+void sysfs_unbreak_active_protection(struct kernfs_node *kn);
void sysfs_remove_file_ns(struct kobject *kobj, const struct attribute *attr,
const void *ns);
bool sysfs_remove_file_self(struct kobject *kobj, const struct attribute *attr);
return 0;
}
+static inline struct kernfs_node *
+sysfs_break_active_protection(struct kobject *kobj,
+ const struct attribute *attr)
+{
+ return NULL;
+}
+
+static inline void sysfs_unbreak_active_protection(struct kernfs_node *kn)
+{
+}
+
static inline void sysfs_remove_file_ns(struct kobject *kobj,
const struct attribute *attr,
const void *ns)
if (!dir)
return -ENOMEM;
- file = debugfs_create_file("list", 0444, dir, NULL,
+ file = debugfs_create_file("list", 0400, dir, NULL,
&debugfs_kprobes_operations);
if (!file)
goto error;
if (!file)
goto error;
- file = debugfs_create_file("blacklist", 0444, dir, NULL,
+ file = debugfs_create_file("blacklist", 0400, dir, NULL,
&debugfs_kprobe_blacklist_ops);
if (!file)
goto error;
.data = &sysctl_sched_time_avg,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = proc_dointvec,
+ .proc_handler = proc_dointvec_minmax,
+ .extra1 = &one,
},
{
.procname = "sched_shares_window_ns",
return -EINVAL;
maddr = ioremap_prot(phys_addr, PAGE_ALIGN(len + offset), prot);
+ if (!maddr)
+ return -ENOMEM;
+
if (write)
memcpy_toio(maddr + offset, buf, len);
else
ret = -ENOMEM;
goto reject;
}
+
+ /* A second zswap_is_full() check after
+ * zswap_shrink() to make sure it's now
+ * under the max_pool_percent
+ */
+ if (zswap_is_full()) {
+ ret = -ENOMEM;
+ goto reject;
+ }
}
/* allocate entry */
caifd = caif_get(skb->dev);
WARN_ON(caifd == NULL);
- if (caifd == NULL)
+ if (!caifd) {
+ rcu_read_unlock();
return;
+ }
caifd_hold(caifd);
rcu_read_unlock();
int taglen;
for (optlen = iph->ihl*4 - sizeof(struct iphdr); optlen > 0; ) {
- if (optptr[0] == IPOPT_CIPSO)
+ switch (optptr[0]) {
+ case IPOPT_CIPSO:
return optptr;
- taglen = optptr[1];
+ case IPOPT_END:
+ return NULL;
+ case IPOPT_NOOP:
+ taglen = 1;
+ break;
+ default:
+ taglen = optptr[1];
+ }
optlen -= taglen;
optptr += taglen;
}
goto tx_err_dst_release;
}
- skb_scrub_packet(skb, !net_eq(t->net, dev_net(dev)));
- skb_dst_set(skb, dst);
- skb->dev = skb_dst(skb)->dev;
-
mtu = dst_mtu(dst);
if (!skb->ignore_df && skb->len > mtu) {
skb_dst(skb)->ops->update_pmtu(dst, NULL, skb, mtu);
htonl(mtu));
}
- return -EMSGSIZE;
+ err = -EMSGSIZE;
+ goto tx_err_dst_release;
}
+ skb_scrub_packet(skb, !net_eq(t->net, dev_net(dev)));
+ skb_dst_set(skb, dst);
+ skb->dev = skb_dst(skb)->dev;
+
err = dst_output(t->net, skb->sk, skb);
if (net_xmit_eval(err) == 0) {
struct pcpu_sw_netstats *tstats = this_cpu_ptr(dev->tstats);
if (!sta->uploaded)
continue;
- if (sta->sdata->vif.type != NL80211_IFTYPE_AP)
+ if (sta->sdata->vif.type != NL80211_IFTYPE_AP &&
+ sta->sdata->vif.type != NL80211_IFTYPE_AP_VLAN)
continue;
for (state = IEEE80211_STA_NOTEXIST;
params->sta_flags_mask = BIT(NL80211_STA_FLAG_AUTHENTICATED) |
BIT(NL80211_STA_FLAG_MFP) |
BIT(NL80211_STA_FLAG_AUTHORIZED);
+ break;
default:
return -EINVAL;
}
if (IS_ERR(dst) && PTR_ERR(dst) == -EREMOTE)
return make_blackhole(net, dst_orig->ops->family, dst_orig);
+ if (IS_ERR(dst))
+ dst_release(dst_orig);
+
return dst;
}
EXPORT_SYMBOL(xfrm_lookup_route);
{
struct sock *nlsk = rcu_dereference(net->xfrm.nlsk);
- if (nlsk)
- return nlmsg_multicast(nlsk, skb, pid, group, GFP_ATOMIC);
- else
- return -1;
+ if (!nlsk) {
+ kfree_skb(skb);
+ return -EPIPE;
+ }
+
+ return nlmsg_multicast(nlsk, skb, pid, group, GFP_ATOMIC);
}
static inline size_t xfrm_spdinfo_msgsize(void)
platform_set_drvdata(pdev, usp);
mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- base = devm_ioremap(&pdev->dev, mem_res->start,
- resource_size(mem_res));
- if (base == NULL)
- return -ENOMEM;
+ base = devm_ioremap_resource(&pdev->dev, mem_res);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
usp->regmap = devm_regmap_init_mmio(&pdev->dev, base,
&sirf_usp_regmap_config);
if (IS_ERR(usp->regmap))
int i;
for (i = 0; i < be->num_codecs; i++) {
+ /*
+ * Skip CODECs which don't support the current stream
+ * type. See soc_pcm_init_runtime_hw() for more details
+ */
+ if (!snd_soc_dai_stream_valid(be->codec_dais[i],
+ stream))
+ continue;
+
codec_dai_drv = be->codec_dais[i]->driver;
if (stream == SNDRV_PCM_STREAM_PLAYBACK)
codec_stream = &codec_dai_drv->playback;
if (!printed || !summary_only)
print_header();
- if (topo.num_cpus > 1)
- format_counters(&average.threads, &average.cores,
- &average.packages);
+ format_counters(&average.threads, &average.cores, &average.packages);
printed = 1;
family = (fms >> 8) & 0xf;
model = (fms >> 4) & 0xf;
stepping = fms & 0xf;
- if (family == 6 || family == 0xf)
+ if (family == 0xf)
+ family += (fms >> 20) & 0xff;
+ if (family >= 6)
model += ((fms >> 16) & 0xf) << 4;
if (debug)
--- /dev/null
+#!/bin/sh
+# description: Snapshot and tracing setting
+# flags: instance
+
+[ ! -f snapshot ] && exit_unsupported
+
+echo "Set tracing off"
+echo 0 > tracing_on
+
+echo "Allocate and take a snapshot"
+echo 1 > snapshot
+
+# Since trace buffer is empty, snapshot is also empty, but allocated
+grep -q "Snapshot is allocated" snapshot
+
+echo "Ensure keep tracing off"
+test `cat tracing_on` -eq 0
+
+echo "Set tracing on"
+echo 1 > tracing_on
+
+echo "Take a snapshot again"
+echo 1 > snapshot
+
+echo "Ensure keep tracing on"
+test `cat tracing_on` -eq 1
+
+exit 0
/******************** Little Endian Handling ********************************/
-#define cpu_to_le16(x) htole16(x)
-#define cpu_to_le32(x) htole32(x)
+/*
+ * cpu_to_le16/32 are used when initializing structures, a context where a
+ * function call is not allowed. To solve this, we code cpu_to_le16/32 in a way
+ * that allows them to be used when initializing structures.
+ */
+
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+#define cpu_to_le16(x) (x)
+#define cpu_to_le32(x) (x)
+#else
+#define cpu_to_le16(x) ((((x) >> 8) & 0xffu) | (((x) & 0xffu) << 8))
+#define cpu_to_le32(x) \
+ ((((x) & 0xff000000u) >> 24) | (((x) & 0x00ff0000u) >> 8) | \
+ (((x) & 0x0000ff00u) << 8) | (((x) & 0x000000ffu) << 24))
+#endif
+
#define le32_to_cpu(x) le32toh(x)
#define le16_to_cpu(x) le16toh(x)
-
/******************** Messages and Errors ***********************************/
static const char argv0[] = "ffs-test";