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authorNick Piggin <npiggin@suse.de>2010-06-04 14:14:49 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-06-04 15:21:44 -0700
commit68db30ce609a8fc21b95f38f509c65dab0ecfa96 (patch)
tree647eed3c9500f9cd6663177f9b2c99b7233bb25e
parentf9c497c4aea28be826b8450a5339952f2ffc705e (diff)
downloadop-kernel-dev-68db30ce609a8fc21b95f38f509c65dab0ecfa96.zip
op-kernel-dev-68db30ce609a8fc21b95f38f509c65dab0ecfa96.tar.gz
m32r: 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: Hirokazu Takata <takata@linux-m32r.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--arch/m32r/mm/fault.c14
1 files changed, 4 insertions, 10 deletions
diff --git a/arch/m32r/mm/fault.c b/arch/m32r/mm/fault.c
index 28ee389..b8ec002 100644
--- a/arch/m32r/mm/fault.c
+++ b/arch/m32r/mm/fault.c
@@ -188,7 +188,6 @@ good_area:
if ((error_code & ACE_INSTRUCTION) && !(vma->vm_flags & VM_EXEC))
goto bad_area;
-survive:
/*
* If for any reason at all we couldn't handle the fault,
* make sure we exit gracefully rather than endlessly redo
@@ -271,15 +270,10 @@ no_context:
*/
out_of_memory:
up_read(&mm->mmap_sem);
- if (is_global_init(tsk)) {
- yield();
- down_read(&mm->mmap_sem);
- goto survive;
- }
- printk("VM: killing process %s\n", tsk->comm);
- if (error_code & ACE_USERMODE)
- do_group_exit(SIGKILL);
- goto no_context;
+ if (!(error_code & ACE_USERMODE))
+ goto no_context;
+ pagefault_out_of_memory();
+ return;
do_sigbus:
up_read(&mm->mmap_sem);
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