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| author | Nick Piggin <npiggin@suse.de> | 2010-06-04 14:14:51 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-06-04 15:21:44 -0700 |
| commit | f76f5d71048e116f76d2eb02226b01d50890e2f4 (patch) | |
| tree | 04e0abc99d61e8beb4d35149d303bda0068dd68d /arch/xtensa | |
| parent | c421b08ef52f38049c6f591c5d260a97af7b0000 (diff) | |
| download | linux-f76f5d71048e116f76d2eb02226b01d50890e2f4.tar.bz2 | |
xtensa: invoke oom-killer from page fault
As explained in commit 1c0fe6e3bd ("mm: invoke oom-killer from page
fault") , we want to call the architecture independent oom killer when
getting an unexplained OOM from handle_mm_fault, rather than simply
killing current.
Signed-off-by: Nick Piggin <npiggin@suse.de>
Acked-by: David Rientjes <rientjes@google.com>
Cc: Chris Zankel <chris@zankel.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/xtensa')
| -rw-r--r-- | arch/xtensa/mm/fault.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/arch/xtensa/mm/fault.c b/arch/xtensa/mm/fault.c index bc0733359a88..e367e3026436 100644 --- a/arch/xtensa/mm/fault.c +++ b/arch/xtensa/mm/fault.c @@ -105,7 +105,6 @@ good_area: * make sure we exit gracefully rather than endlessly redo * the fault. */ -survive: fault = handle_mm_fault(mm, vma, address, is_write ? FAULT_FLAG_WRITE : 0); if (unlikely(fault & VM_FAULT_ERROR)) { if (fault & VM_FAULT_OOM) @@ -146,15 +145,10 @@ bad_area: */ out_of_memory: up_read(&mm->mmap_sem); - if (is_global_init(current)) { - yield(); - down_read(&mm->mmap_sem); - goto survive; - } - printk("VM: killing process %s\n", current->comm); - if (user_mode(regs)) - do_group_exit(SIGKILL); - bad_page_fault(regs, address, SIGKILL); + if (!user_mode(regs)) + bad_page_fault(regs, address, SIGKILL); + else + pagefault_out_of_memory(); return; do_sigbus: |