aboutsummaryrefslogtreecommitdiff
path: root/arch/x86
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2008-11-21 20:55:09 +0100
committerIngo Molnar <mingo@elte.hu>2008-11-21 20:55:09 +0100
commit57550b27ff5a13b00370fbfa34f2471c3456a41d (patch)
tree09fbe86a7454b109821ae21a8f285d1f764eeaa8 /arch/x86
parentbfe085f62f98a49e1b864e4950389c7205174e4f (diff)
parent13d428afc007fcfcd6deeb215618f54cf9c0cae6 (diff)
Merge commit 'v2.6.28-rc6' into x86/urgent
Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/Kconfig2
-rw-r--r--arch/x86/include/asm/mmzone_32.h4
-rw-r--r--arch/x86/include/asm/unistd_64.h4
-rw-r--r--arch/x86/kernel/io_apic.c14
-rw-r--r--arch/x86/mm/numa_32.c35
-rw-r--r--arch/x86/power/hibernate_32.c4
6 files changed, 60 insertions, 3 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index fd2de701953..ac22bb7719f 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -960,7 +960,7 @@ config ARCH_PHYS_ADDR_T_64BIT
config NUMA
bool "Numa Memory Allocation and Scheduler Support (EXPERIMENTAL)"
depends on SMP
- depends on X86_64 || (X86_32 && HIGHMEM64G && (X86_NUMAQ || X86_BIGSMP || X86_SUMMIT && ACPI) && BROKEN)
+ depends on X86_64 || (X86_32 && HIGHMEM64G && (X86_NUMAQ || X86_BIGSMP || X86_SUMMIT && ACPI) && EXPERIMENTAL)
default n if X86_PC
default y if (X86_NUMAQ || X86_SUMMIT || X86_BIGSMP)
help
diff --git a/arch/x86/include/asm/mmzone_32.h b/arch/x86/include/asm/mmzone_32.h
index 485bdf059ff..07f1af494ca 100644
--- a/arch/x86/include/asm/mmzone_32.h
+++ b/arch/x86/include/asm/mmzone_32.h
@@ -34,10 +34,14 @@ static inline void get_memcfg_numa(void)
extern int early_pfn_to_nid(unsigned long pfn);
+extern void resume_map_numa_kva(pgd_t *pgd);
+
#else /* !CONFIG_NUMA */
#define get_memcfg_numa get_memcfg_numa_flat
+static inline void resume_map_numa_kva(pgd_t *pgd) {}
+
#endif /* CONFIG_NUMA */
#ifdef CONFIG_DISCONTIGMEM
diff --git a/arch/x86/include/asm/unistd_64.h b/arch/x86/include/asm/unistd_64.h
index 834b2c1d89f..d2e415e6666 100644
--- a/arch/x86/include/asm/unistd_64.h
+++ b/arch/x86/include/asm/unistd_64.h
@@ -639,8 +639,8 @@ __SYSCALL(__NR_fallocate, sys_fallocate)
__SYSCALL(__NR_timerfd_settime, sys_timerfd_settime)
#define __NR_timerfd_gettime 287
__SYSCALL(__NR_timerfd_gettime, sys_timerfd_gettime)
-#define __NR_paccept 288
-__SYSCALL(__NR_paccept, sys_paccept)
+#define __NR_accept4 288
+__SYSCALL(__NR_accept4, sys_accept4)
#define __NR_signalfd4 289
__SYSCALL(__NR_signalfd4, sys_signalfd4)
#define __NR_eventfd2 290
diff --git a/arch/x86/kernel/io_apic.c b/arch/x86/kernel/io_apic.c
index 7a3f2028e2e..c9513e1ff28 100644
--- a/arch/x86/kernel/io_apic.c
+++ b/arch/x86/kernel/io_apic.c
@@ -1140,6 +1140,20 @@ static void __clear_irq_vector(int irq)
cfg->vector = 0;
cpus_clear(cfg->domain);
+
+ if (likely(!cfg->move_in_progress))
+ return;
+ cpus_and(mask, cfg->old_domain, cpu_online_map);
+ for_each_cpu_mask_nr(cpu, mask) {
+ for (vector = FIRST_EXTERNAL_VECTOR; vector < NR_VECTORS;
+ vector++) {
+ if (per_cpu(vector_irq, cpu)[vector] != irq)
+ continue;
+ per_cpu(vector_irq, cpu)[vector] = -1;
+ break;
+ }
+ }
+ cfg->move_in_progress = 0;
}
void __setup_vector_irq(int cpu)
diff --git a/arch/x86/mm/numa_32.c b/arch/x86/mm/numa_32.c
index 847c164725f..8518c678d83 100644
--- a/arch/x86/mm/numa_32.c
+++ b/arch/x86/mm/numa_32.c
@@ -222,6 +222,41 @@ static void __init remap_numa_kva(void)
}
}
+#ifdef CONFIG_HIBERNATION
+/**
+ * resume_map_numa_kva - add KVA mapping to the temporary page tables created
+ * during resume from hibernation
+ * @pgd_base - temporary resume page directory
+ */
+void resume_map_numa_kva(pgd_t *pgd_base)
+{
+ int node;
+
+ for_each_online_node(node) {
+ unsigned long start_va, start_pfn, size, pfn;
+
+ start_va = (unsigned long)node_remap_start_vaddr[node];
+ start_pfn = node_remap_start_pfn[node];
+ size = node_remap_size[node];
+
+ printk(KERN_DEBUG "%s: node %d\n", __FUNCTION__, node);
+
+ for (pfn = 0; pfn < size; pfn += PTRS_PER_PTE) {
+ unsigned long vaddr = start_va + (pfn << PAGE_SHIFT);
+ pgd_t *pgd = pgd_base + pgd_index(vaddr);
+ pud_t *pud = pud_offset(pgd, vaddr);
+ pmd_t *pmd = pmd_offset(pud, vaddr);
+
+ set_pmd(pmd, pfn_pmd(start_pfn + pfn,
+ PAGE_KERNEL_LARGE_EXEC));
+
+ printk(KERN_DEBUG "%s: %08lx -> pfn %08lx\n",
+ __FUNCTION__, vaddr, start_pfn + pfn);
+ }
+ }
+}
+#endif
+
static unsigned long calculate_numa_remap_pages(void)
{
int nid;
diff --git a/arch/x86/power/hibernate_32.c b/arch/x86/power/hibernate_32.c
index f2b6e3f11bf..81197c62d5b 100644
--- a/arch/x86/power/hibernate_32.c
+++ b/arch/x86/power/hibernate_32.c
@@ -12,6 +12,7 @@
#include <asm/system.h>
#include <asm/page.h>
#include <asm/pgtable.h>
+#include <asm/mmzone.h>
/* Defined in hibernate_asm_32.S */
extern int restore_image(void);
@@ -127,6 +128,9 @@ static int resume_physical_mapping_init(pgd_t *pgd_base)
}
}
}
+
+ resume_map_numa_kva(pgd_base);
+
return 0;
}