Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6
* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6:
[IA64] Quicklist support for IA64
[IA64] fix Kprobes reentrancy
[IA64] SN: validate smp_affinity mask on intr redirect
[IA64] drivers/char/snsc_event.c:206: warning: unused variable `p'
[IA64] mca.c:121: warning: 'cpe_poll_timer' defined but not used
[IA64] Fix - Section mismatch: reference to .init.data:mvec_name
[IA64] more warning cleanups
[IA64] Wire up epoll_pwait and utimensat
[IA64] Fix warnings resulting from type-checking in dev_dbg()
[IA64] typo s/kenrel/kernel/
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 6e41471..de1bff6 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -31,6 +31,10 @@
def_bool y
depends on !IA64_SGI_SN2
+config QUICKLIST
+ bool
+ default y
+
config MMU
bool
default y
diff --git a/arch/ia64/hp/common/hwsw_iommu.c b/arch/ia64/hp/common/hwsw_iommu.c
index 2153bca..94e5710 100644
--- a/arch/ia64/hp/common/hwsw_iommu.c
+++ b/arch/ia64/hp/common/hwsw_iommu.c
@@ -63,7 +63,7 @@
return dev && dev->dma_mask && !hwiommu_dma_supported(dev, *dev->dma_mask);
}
-void
+void __init
hwsw_init (void)
{
/* default to a smallish 2MB sw I/O TLB */
diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S
index b50bf20..144b056 100644
--- a/arch/ia64/kernel/entry.S
+++ b/arch/ia64/kernel/entry.S
@@ -1583,5 +1583,7 @@
data8 sys_vmsplice
data8 sys_ni_syscall // reserved for move_pages
data8 sys_getcpu
+ data8 sys_epoll_pwait // 1305
+ data8 sys_utimensat
.org sys_call_table + 8*NR_syscalls // guard against failures to increase NR_syscalls
diff --git a/arch/ia64/kernel/err_inject.c b/arch/ia64/kernel/err_inject.c
index 6a49600..b642648 100644
--- a/arch/ia64/kernel/err_inject.c
+++ b/arch/ia64/kernel/err_inject.c
@@ -291,5 +291,5 @@
module_exit(err_inject_exit);
MODULE_AUTHOR("Fenghua Yu <fenghua.yu@intel.com>");
-MODULE_DESCRIPTION("MC error injection kenrel sysfs interface");
+MODULE_DESCRIPTION("MC error injection kernel sysfs interface");
MODULE_LICENSE("GPL");
diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c
index ce49c85..b4c2396 100644
--- a/arch/ia64/kernel/irq.c
+++ b/arch/ia64/kernel/irq.c
@@ -104,6 +104,17 @@
irq_redir[irq] = (char) (redir & 0xff);
}
}
+
+bool is_affinity_mask_valid(cpumask_t cpumask)
+{
+ if (ia64_platform_is("sn2")) {
+ /* Only allow one CPU to be specified in the smp_affinity mask */
+ if (cpus_weight(cpumask) != 1)
+ return false;
+ }
+ return true;
+}
+
#endif /* CONFIG_SMP */
#ifdef CONFIG_HOTPLUG_CPU
diff --git a/arch/ia64/kernel/kprobes.c b/arch/ia64/kernel/kprobes.c
index 4f5fd09..72e593e 100644
--- a/arch/ia64/kernel/kprobes.c
+++ b/arch/ia64/kernel/kprobes.c
@@ -370,14 +370,18 @@
static void __kprobes save_previous_kprobe(struct kprobe_ctlblk *kcb)
{
- kcb->prev_kprobe.kp = kprobe_running();
- kcb->prev_kprobe.status = kcb->kprobe_status;
+ unsigned int i;
+ i = atomic_add_return(1, &kcb->prev_kprobe_index);
+ kcb->prev_kprobe[i-1].kp = kprobe_running();
+ kcb->prev_kprobe[i-1].status = kcb->kprobe_status;
}
static void __kprobes restore_previous_kprobe(struct kprobe_ctlblk *kcb)
{
- __get_cpu_var(current_kprobe) = kcb->prev_kprobe.kp;
- kcb->kprobe_status = kcb->prev_kprobe.status;
+ unsigned int i;
+ i = atomic_sub_return(1, &kcb->prev_kprobe_index);
+ __get_cpu_var(current_kprobe) = kcb->prev_kprobe[i].kp;
+ kcb->kprobe_status = kcb->prev_kprobe[i].status;
}
static void __kprobes set_current_kprobe(struct kprobe *p,
diff --git a/arch/ia64/kernel/machvec.c b/arch/ia64/kernel/machvec.c
index 9620822..13df337 100644
--- a/arch/ia64/kernel/machvec.c
+++ b/arch/ia64/kernel/machvec.c
@@ -35,7 +35,7 @@
return 0;
}
-void
+void __init
machvec_init (const char *name)
{
struct ia64_machine_vector *mv;
diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c
index f8ae709..26814de 100644
--- a/arch/ia64/kernel/mca.c
+++ b/arch/ia64/kernel/mca.c
@@ -118,7 +118,9 @@
#define CPE_HISTORY_LENGTH 5
#define CMC_HISTORY_LENGTH 5
+#ifdef CONFIG_ACPI
static struct timer_list cpe_poll_timer;
+#endif
static struct timer_list cmc_poll_timer;
/*
* This variable tells whether we are currently in polling mode.
diff --git a/arch/ia64/mm/contig.c b/arch/ia64/mm/contig.c
index 44ce5ed..7ac8592 100644
--- a/arch/ia64/mm/contig.c
+++ b/arch/ia64/mm/contig.c
@@ -88,7 +88,7 @@
printk(KERN_INFO "%d pages shared\n", total_shared);
printk(KERN_INFO "%d pages swap cached\n", total_cached);
printk(KERN_INFO "Total of %ld pages in page table cache\n",
- pgtable_quicklist_total_size());
+ quicklist_total_size());
printk(KERN_INFO "%d free buffer pages\n", nr_free_buffer_pages());
}
diff --git a/arch/ia64/mm/discontig.c b/arch/ia64/mm/discontig.c
index 9484444..38085ac 100644
--- a/arch/ia64/mm/discontig.c
+++ b/arch/ia64/mm/discontig.c
@@ -561,7 +561,7 @@
printk(KERN_INFO "%d pages shared\n", total_shared);
printk(KERN_INFO "%d pages swap cached\n", total_cached);
printk(KERN_INFO "Total of %ld pages in page table cache\n",
- pgtable_quicklist_total_size());
+ quicklist_total_size());
printk(KERN_INFO "%d free buffer pages\n", nr_free_buffer_pages());
}
diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c
index cffb1e8..c14abef 100644
--- a/arch/ia64/mm/init.c
+++ b/arch/ia64/mm/init.c
@@ -39,9 +39,6 @@
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
-DEFINE_PER_CPU(unsigned long *, __pgtable_quicklist);
-DEFINE_PER_CPU(long, __pgtable_quicklist_size);
-
extern void ia64_tlb_init (void);
unsigned long MAX_DMA_ADDRESS = PAGE_OFFSET + 0x100000000UL;
@@ -56,54 +53,6 @@
struct page *zero_page_memmap_ptr; /* map entry for zero page */
EXPORT_SYMBOL(zero_page_memmap_ptr);
-#define MIN_PGT_PAGES 25UL
-#define MAX_PGT_FREES_PER_PASS 16L
-#define PGT_FRACTION_OF_NODE_MEM 16
-
-static inline long
-max_pgt_pages(void)
-{
- u64 node_free_pages, max_pgt_pages;
-
-#ifndef CONFIG_NUMA
- node_free_pages = nr_free_pages();
-#else
- node_free_pages = node_page_state(numa_node_id(), NR_FREE_PAGES);
-#endif
- max_pgt_pages = node_free_pages / PGT_FRACTION_OF_NODE_MEM;
- max_pgt_pages = max(max_pgt_pages, MIN_PGT_PAGES);
- return max_pgt_pages;
-}
-
-static inline long
-min_pages_to_free(void)
-{
- long pages_to_free;
-
- pages_to_free = pgtable_quicklist_size - max_pgt_pages();
- pages_to_free = min(pages_to_free, MAX_PGT_FREES_PER_PASS);
- return pages_to_free;
-}
-
-void
-check_pgt_cache(void)
-{
- long pages_to_free;
-
- if (unlikely(pgtable_quicklist_size <= MIN_PGT_PAGES))
- return;
-
- preempt_disable();
- while (unlikely((pages_to_free = min_pages_to_free()) > 0)) {
- while (pages_to_free--) {
- free_page((unsigned long)pgtable_quicklist_alloc());
- }
- preempt_enable();
- preempt_disable();
- }
- preempt_enable();
-}
-
void
lazy_mmu_prot_update (pte_t pte)
{
diff --git a/arch/ia64/sn/kernel/io_common.c b/arch/ia64/sn/kernel/io_common.c
index d48bcd8..7ed72d3 100644
--- a/arch/ia64/sn/kernel/io_common.c
+++ b/arch/ia64/sn/kernel/io_common.c
@@ -364,7 +364,7 @@
element = kzalloc(sizeof(struct sysdata_el), GFP_KERNEL);
if (!element) {
- dev_dbg(dev, "%s: out of memory!\n", __FUNCTION__);
+ dev_dbg(&dev->dev, "%s: out of memory!\n", __FUNCTION__);
return;
}
element->sysdata = SN_PCIDEV_INFO(dev);
diff --git a/arch/ia64/sn/kernel/xpc_partition.c b/arch/ia64/sn/kernel/xpc_partition.c
index 57c723f..7ba4032 100644
--- a/arch/ia64/sn/kernel/xpc_partition.c
+++ b/arch/ia64/sn/kernel/xpc_partition.c
@@ -574,7 +574,7 @@
u64 remote_vars_pa, struct xpc_vars *remote_vars)
{
part->remote_rp_version = remote_rp_version;
- dev_dbg(xpc_part, " remote_rp_version = 0x%016lx\n",
+ dev_dbg(xpc_part, " remote_rp_version = 0x%016x\n",
part->remote_rp_version);
part->remote_rp_stamp = *remote_rp_stamp;
diff --git a/arch/ia64/sn/kernel/xpnet.c b/arch/ia64/sn/kernel/xpnet.c
index 88fad85..da72135 100644
--- a/arch/ia64/sn/kernel/xpnet.c
+++ b/arch/ia64/sn/kernel/xpnet.c
@@ -343,8 +343,8 @@
enum xpc_retval ret;
- dev_dbg(xpnet, "calling xpc_connect(%d, 0x%p, NULL, %ld, %ld, %d, "
- "%d)\n", XPC_NET_CHANNEL, xpnet_connection_activity,
+ dev_dbg(xpnet, "calling xpc_connect(%d, 0x%p, NULL, %ld, %ld, %ld, "
+ "%ld)\n", XPC_NET_CHANNEL, xpnet_connection_activity,
XPNET_MSG_SIZE, XPNET_MSG_NENTRIES, XPNET_MAX_KTHREADS,
XPNET_MAX_IDLE_KTHREADS);
diff --git a/drivers/char/snsc_event.c b/drivers/char/snsc_event.c
index 2f56e8c..1b75b0b 100644
--- a/drivers/char/snsc_event.c
+++ b/drivers/char/snsc_event.c
@@ -203,8 +203,6 @@
class = (code & EV_CLASS_MASK);
if (class == EV_CLASS_PWRD_NOTIFY || code == ENV_PWRDN_PEND) {
- struct task_struct *p;
-
if (snsc_shutting_down)
return;
diff --git a/drivers/pci/hotplug/sgi_hotplug.c b/drivers/pci/hotplug/sgi_hotplug.c
index 78cf071..ef07c36 100644
--- a/drivers/pci/hotplug/sgi_hotplug.c
+++ b/drivers/pci/hotplug/sgi_hotplug.c
@@ -249,19 +249,19 @@
if (rc == PCI_SLOT_ALREADY_UP) {
- dev_dbg(slot->pci_bus->self, "is already active\n");
+ dev_dbg(&slot->pci_bus->self->dev, "is already active\n");
return 1; /* return 1 to user */
}
if (rc == PCI_L1_ERR) {
- dev_dbg(slot->pci_bus->self,
+ dev_dbg(&slot->pci_bus->self->dev,
"L1 failure %d with message: %s",
resp.resp_sub_errno, resp.resp_l1_msg);
return -EPERM;
}
if (rc) {
- dev_dbg(slot->pci_bus->self,
+ dev_dbg(&slot->pci_bus->self->dev,
"insert failed with error %d sub-error %d\n",
rc, resp.resp_sub_errno);
return -EIO;
@@ -287,25 +287,25 @@
if ((action == PCI_REQ_SLOT_ELIGIBLE) &&
(rc == PCI_SLOT_ALREADY_DOWN)) {
- dev_dbg(slot->pci_bus->self, "Slot %s already inactive\n");
+ dev_dbg(&slot->pci_bus->self->dev, "Slot %s already inactive\n", slot->physical_path);
return 1; /* return 1 to user */
}
if ((action == PCI_REQ_SLOT_ELIGIBLE) && (rc == PCI_EMPTY_33MHZ)) {
- dev_dbg(slot->pci_bus->self,
+ dev_dbg(&slot->pci_bus->self->dev,
"Cannot remove last 33MHz card\n");
return -EPERM;
}
if ((action == PCI_REQ_SLOT_ELIGIBLE) && (rc == PCI_L1_ERR)) {
- dev_dbg(slot->pci_bus->self,
+ dev_dbg(&slot->pci_bus->self->dev,
"L1 failure %d with message \n%s\n",
resp.resp_sub_errno, resp.resp_l1_msg);
return -EPERM;
}
if ((action == PCI_REQ_SLOT_ELIGIBLE) && rc) {
- dev_dbg(slot->pci_bus->self,
+ dev_dbg(&slot->pci_bus->self->dev,
"remove failed with error %d sub-error %d\n",
rc, resp.resp_sub_errno);
return -EIO;
@@ -317,12 +317,12 @@
if ((action == PCI_REQ_SLOT_DISABLE) && !rc) {
pcibus_info = SN_PCIBUS_BUSSOFT_INFO(slot->pci_bus);
pcibus_info->pbi_enabled_devices &= ~(1 << device_num);
- dev_dbg(slot->pci_bus->self, "remove successful\n");
+ dev_dbg(&slot->pci_bus->self->dev, "remove successful\n");
return 0;
}
if ((action == PCI_REQ_SLOT_DISABLE) && rc) {
- dev_dbg(slot->pci_bus->self,"remove failed rc = %d\n", rc);
+ dev_dbg(&slot->pci_bus->self->dev,"remove failed rc = %d\n", rc);
}
return rc;
@@ -375,7 +375,7 @@
num_funcs = pci_scan_slot(slot->pci_bus,
PCI_DEVFN(slot->device_num + 1, 0));
if (!num_funcs) {
- dev_dbg(slot->pci_bus->self, "no device in slot\n");
+ dev_dbg(&slot->pci_bus->self->dev, "no device in slot\n");
mutex_unlock(&sn_hotplug_mutex);
return -ENODEV;
}
@@ -427,7 +427,7 @@
phandle = PCI_CONTROLLER(slot->pci_bus)->acpi_handle;
if (acpi_bus_get_device(phandle, &pdevice)) {
- dev_dbg(slot->pci_bus->self,
+ dev_dbg(&slot->pci_bus->self->dev,
"no parent device, assuming NULL\n");
pdevice = NULL;
}
@@ -479,10 +479,10 @@
mutex_unlock(&sn_hotplug_mutex);
if (rc == 0)
- dev_dbg(slot->pci_bus->self,
+ dev_dbg(&slot->pci_bus->self->dev,
"insert operation successful\n");
else
- dev_dbg(slot->pci_bus->self,
+ dev_dbg(&slot->pci_bus->self->dev,
"insert operation failed rc = %d\n", rc);
return rc;
@@ -659,16 +659,16 @@
if (rc)
goto register_err;
}
- dev_dbg(pci_bus->self, "Registered bus with hotplug\n");
+ dev_dbg(&pci_bus->self->dev, "Registered bus with hotplug\n");
return rc;
register_err:
- dev_dbg(pci_bus->self, "bus failed to register with err = %d\n",
+ dev_dbg(&pci_bus->self->dev, "bus failed to register with err = %d\n",
rc);
alloc_err:
if (rc == -ENOMEM)
- dev_dbg(pci_bus->self, "Memory allocation error\n");
+ dev_dbg(&pci_bus->self->dev, "Memory allocation error\n");
/* destroy THIS element */
if (bss_hotplug_slot)
@@ -701,10 +701,10 @@
rc = sn_pci_bus_valid(pci_bus);
if (rc != 1) {
- dev_dbg(pci_bus->self, "not a valid hotplug bus\n");
+ dev_dbg(&pci_bus->self->dev, "not a valid hotplug bus\n");
continue;
}
- dev_dbg(pci_bus->self, "valid hotplug bus\n");
+ dev_dbg(&pci_bus->self->dev, "valid hotplug bus\n");
rc = sn_hotplug_slot_register(pci_bus);
if (!rc) {
diff --git a/include/asm-ia64/irq.h b/include/asm-ia64/irq.h
index 79479e2..6722161 100644
--- a/include/asm-ia64/irq.h
+++ b/include/asm-ia64/irq.h
@@ -11,6 +11,9 @@
* 02/29/00 D.Mosberger moved most things into hw_irq.h
*/
+#include <linux/types.h>
+#include <linux/cpumask.h>
+
#define NR_IRQS 256
#define NR_IRQ_VECTORS NR_IRQS
@@ -29,5 +32,8 @@
extern void disable_irq_nosync (unsigned int);
extern void enable_irq (unsigned int);
extern void set_irq_affinity_info (unsigned int irq, int dest, int redir);
+bool is_affinity_mask_valid(cpumask_t cpumask);
+
+#define is_affinity_mask_valid is_affinity_mask_valid
#endif /* _ASM_IA64_IRQ_H */
diff --git a/include/asm-ia64/kprobes.h b/include/asm-ia64/kprobes.h
index 828ae00..2abc98b 100644
--- a/include/asm-ia64/kprobes.h
+++ b/include/asm-ia64/kprobes.h
@@ -71,13 +71,15 @@
#define MAX_PARAM_RSE_SIZE (0x60+0x60/0x3f)
/* per-cpu kprobe control block */
+#define ARCH_PREV_KPROBE_SZ 2
struct kprobe_ctlblk {
unsigned long kprobe_status;
struct pt_regs jprobe_saved_regs;
unsigned long jprobes_saved_stacked_regs[MAX_PARAM_RSE_SIZE];
unsigned long *bsp;
unsigned long cfm;
- struct prev_kprobe prev_kprobe;
+ atomic_t prev_kprobe_index;
+ struct prev_kprobe prev_kprobe[ARCH_PREV_KPROBE_SZ];
};
#define JPROBE_ENTRY(pentry) (kprobe_opcode_t *)pentry
diff --git a/include/asm-ia64/pgalloc.h b/include/asm-ia64/pgalloc.h
index 560c287..67552ca 100644
--- a/include/asm-ia64/pgalloc.h
+++ b/include/asm-ia64/pgalloc.h
@@ -18,71 +18,18 @@
#include <linux/mm.h>
#include <linux/page-flags.h>
#include <linux/threads.h>
+#include <linux/quicklist.h>
#include <asm/mmu_context.h>
-DECLARE_PER_CPU(unsigned long *, __pgtable_quicklist);
-#define pgtable_quicklist __ia64_per_cpu_var(__pgtable_quicklist)
-DECLARE_PER_CPU(long, __pgtable_quicklist_size);
-#define pgtable_quicklist_size __ia64_per_cpu_var(__pgtable_quicklist_size)
-
-static inline long pgtable_quicklist_total_size(void)
-{
- long ql_size = 0;
- int cpuid;
-
- for_each_online_cpu(cpuid) {
- ql_size += per_cpu(__pgtable_quicklist_size, cpuid);
- }
- return ql_size;
-}
-
-static inline void *pgtable_quicklist_alloc(void)
-{
- unsigned long *ret = NULL;
-
- preempt_disable();
-
- ret = pgtable_quicklist;
- if (likely(ret != NULL)) {
- pgtable_quicklist = (unsigned long *)(*ret);
- ret[0] = 0;
- --pgtable_quicklist_size;
- preempt_enable();
- } else {
- preempt_enable();
- ret = (unsigned long *)__get_free_page(GFP_KERNEL | __GFP_ZERO);
- }
-
- return ret;
-}
-
-static inline void pgtable_quicklist_free(void *pgtable_entry)
-{
-#ifdef CONFIG_NUMA
- int nid = page_to_nid(virt_to_page(pgtable_entry));
-
- if (unlikely(nid != numa_node_id())) {
- free_page((unsigned long)pgtable_entry);
- return;
- }
-#endif
-
- preempt_disable();
- *(unsigned long *)pgtable_entry = (unsigned long)pgtable_quicklist;
- pgtable_quicklist = (unsigned long *)pgtable_entry;
- ++pgtable_quicklist_size;
- preempt_enable();
-}
-
static inline pgd_t *pgd_alloc(struct mm_struct *mm)
{
- return pgtable_quicklist_alloc();
+ return quicklist_alloc(0, GFP_KERNEL, NULL);
}
static inline void pgd_free(pgd_t * pgd)
{
- pgtable_quicklist_free(pgd);
+ quicklist_free(0, NULL, pgd);
}
#ifdef CONFIG_PGTABLE_4
@@ -94,12 +41,12 @@
static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr)
{
- return pgtable_quicklist_alloc();
+ return quicklist_alloc(0, GFP_KERNEL, NULL);
}
static inline void pud_free(pud_t * pud)
{
- pgtable_quicklist_free(pud);
+ quicklist_free(0, NULL, pud);
}
#define __pud_free_tlb(tlb, pud) pud_free(pud)
#endif /* CONFIG_PGTABLE_4 */
@@ -112,12 +59,12 @@
static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long addr)
{
- return pgtable_quicklist_alloc();
+ return quicklist_alloc(0, GFP_KERNEL, NULL);
}
static inline void pmd_free(pmd_t * pmd)
{
- pgtable_quicklist_free(pmd);
+ quicklist_free(0, NULL, pmd);
}
#define __pmd_free_tlb(tlb, pmd) pmd_free(pmd)
@@ -137,28 +84,31 @@
static inline struct page *pte_alloc_one(struct mm_struct *mm,
unsigned long addr)
{
- void *pg = pgtable_quicklist_alloc();
+ void *pg = quicklist_alloc(0, GFP_KERNEL, NULL);
return pg ? virt_to_page(pg) : NULL;
}
static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
unsigned long addr)
{
- return pgtable_quicklist_alloc();
+ return quicklist_alloc(0, GFP_KERNEL, NULL);
}
static inline void pte_free(struct page *pte)
{
- pgtable_quicklist_free(page_address(pte));
+ quicklist_free_page(0, NULL, pte);
}
static inline void pte_free_kernel(pte_t * pte)
{
- pgtable_quicklist_free(pte);
+ quicklist_free(0, NULL, pte);
+}
+
+static inline void check_pgt_cache(void)
+{
+ quicklist_trim(0, NULL, 25, 16);
}
#define __pte_free_tlb(tlb, pte) pte_free(pte)
-extern void check_pgt_cache(void);
-
#endif /* _ASM_IA64_PGALLOC_H */
diff --git a/include/asm-ia64/unistd.h b/include/asm-ia64/unistd.h
index 861c8ec..f049bc4 100644
--- a/include/asm-ia64/unistd.h
+++ b/include/asm-ia64/unistd.h
@@ -294,11 +294,13 @@
#define __NR_vmsplice 1302
/* 1303 reserved for move_pages */
#define __NR_getcpu 1304
+#define __NR_epoll_pwait 1305
+#define __NR_utimensat 1306
#ifdef __KERNEL__
-#define NR_syscalls 281 /* length of syscall table */
+#define NR_syscalls 283 /* length of syscall table */
#define __ARCH_WANT_SYS_RT_SIGACTION
#define __ARCH_WANT_SYS_RT_SIGSUSPEND
diff --git a/kernel/irq/proc.c b/kernel/irq/proc.c
index ddde0ef..b4f1674 100644
--- a/kernel/irq/proc.c
+++ b/kernel/irq/proc.c
@@ -27,6 +27,10 @@
return len;
}
+#ifndef is_affinity_mask_valid
+#define is_affinity_mask_valid(val) 1
+#endif
+
int no_irq_affinity;
static int irq_affinity_write_proc(struct file *file, const char __user *buffer,
unsigned long count, void *data)
@@ -42,6 +46,9 @@
if (err)
return err;
+ if (!is_affinity_mask_valid(new_value))
+ return -EINVAL;
+
/*
* Do not allow disabling IRQs completely - it's a too easy
* way to make the system unusable accidentally :-) At least