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| author | Thomas Gleixner <tglx@linutronix.de> | 2011-03-17 10:32:28 (GMT) |
|---|---|---|
| committer | Scott Wood <scottwood@freescale.com> | 2014-04-10 00:18:40 (GMT) |
| commit | e2d5d7daf459acde7c718ba4f30bbb00a66c5c1d (patch) | |
| tree | 01d883bf9ae5493217a1404389e368d6ac1f1505 /arch/sh | |
| parent | 60f0b2748306e45a2dd3ea6a42d0136439793664 (diff) | |
| download | linux-fsl-qoriq-e2d5d7daf459acde7c718ba4f30bbb00a66c5c1d.tar.xz | |
mm: Fixup all fault handlers to check current->pagefault_disable
Necessary for decoupling pagefault disable from preempt count.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/sh')
| -rw-r--r-- | arch/sh/mm/fault.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/sh/mm/fault.c b/arch/sh/mm/fault.c index 541dc61..a2aa4ff 100644 --- a/arch/sh/mm/fault.c +++ b/arch/sh/mm/fault.c @@ -438,7 +438,7 @@ asmlinkage void __kprobes do_page_fault(struct pt_regs *regs, * If we're in an interrupt, have no user context or are running * in an atomic region then we must not take the fault: */ - if (unlikely(in_atomic() || !mm)) { + if (unlikely(in_atomic() || !mm || current->pagefault_disabled)) { bad_area_nosemaphore(regs, error_code, address); return; } |