Commit a887b4da authored by Akinobu Mita's avatar Akinobu Mita Committed by Ralf Baechle
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MIPS: Drop mmap_sem in pagefault oom path 



Fix the pagefault oom path which does not drop mm->mmap_sem.
This was introduced by commit c7c1e384

Signed-off-by: default avatarAkinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 49316cbf

arch/mips/mm/fault.c

+1 −0
Original line number Diff line number Diff line
@@ -171,6 +171,7 @@ asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long write, 
	 * 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(&mm->mmap_sem);

	pagefault_out_of_memory();

	return;