summaryrefslogtreecommitdiff
path: root/arch/x86
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/kernel/vm86_32.c2
-rw-r--r--arch/x86/mm/fault.c23
-rw-r--r--arch/x86/mm/init_64.c4
3 files changed, 12 insertions, 17 deletions
diff --git a/arch/x86/kernel/vm86_32.c b/arch/x86/kernel/vm86_32.c
index 5c9687b..1dfe69c 100644
--- a/arch/x86/kernel/vm86_32.c
+++ b/arch/x86/kernel/vm86_32.c
@@ -182,7 +182,7 @@ static void mark_screen_rdonly(struct mm_struct *mm)
if (pud_none_or_clear_bad(pud))
goto out;
pmd = pmd_offset(pud, 0xA0000);
- split_huge_page_pmd(mm, pmd);
+ split_huge_page_pmd_mm(mm, 0xA0000, pmd);
if (pmd_none_or_clear_bad(pmd))
goto out;
pte = pte_offset_map_lock(mm, pmd, 0xA0000, &ptl);
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index 7a529cb..027088f 100644
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -803,20 +803,6 @@ bad_area_access_error(struct pt_regs *regs, unsigned long error_code,
__bad_area(regs, error_code, address, SEGV_ACCERR);
}
-/* TODO: fixup for "mm-invoke-oom-killer-from-page-fault.patch" */
-static void
-out_of_memory(struct pt_regs *regs, unsigned long error_code,
- unsigned long address)
-{
- /*
- * We ran out of memory, call the OOM killer, and return the userspace
- * (which will retry the fault, or kill us if we got oom-killed):
- */
- up_read(&current->mm->mmap_sem);
-
- pagefault_out_of_memory();
-}
-
static void
do_sigbus(struct pt_regs *regs, unsigned long error_code, unsigned long address,
unsigned int fault)
@@ -879,7 +865,14 @@ mm_fault_error(struct pt_regs *regs, unsigned long error_code,
return 1;
}
- out_of_memory(regs, error_code, address);
+ up_read(&current->mm->mmap_sem);
+
+ /*
+ * We ran out of memory, call the OOM killer, and return the
+ * userspace (which will retry the fault, or kill us if we got
+ * oom-killed):
+ */
+ pagefault_out_of_memory();
} else {
if (fault & (VM_FAULT_SIGBUS|VM_FAULT_HWPOISON|
VM_FAULT_HWPOISON_LARGE))
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index 3baff25..2ead3c8 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -630,7 +630,9 @@ void __init paging_init(void)
* numa support is not compiled in, and later node_set_state
* will not set it back.
*/
- node_clear_state(0, N_NORMAL_MEMORY);
+ node_clear_state(0, N_MEMORY);
+ if (N_MEMORY != N_NORMAL_MEMORY)
+ node_clear_state(0, N_NORMAL_MEMORY);
zone_sizes_init();
}