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m32r: invoke oom-killer from page fault

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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 <[email protected]>
Acked-by: David Rientjes <[email protected]>
Cc: Hirokazu Takata <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Nick Piggin 2010-06-04 14:14:49 -07:00 • committed by Linus Torvalds
commit 68db30ce60
1 changed files with 4 additions and 10 deletions
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14
arch/m32r/mm/fault.c
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@ -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);