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| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2011-08-11 13:31:31 (GMT) |
|---|---|---|
| committer | Scott Wood <scottwood@freescale.com> | 2014-05-14 18:37:48 (GMT) |
| commit | 109f82573d1d3181b4bb03b709e6b26b1e9faf74 (patch) | |
| tree | 892e60c035419a6737129c2b7172655c5ba36732 /arch/x86 | |
| parent | 154980827346dbd9d3da71c17bdc8b5ab158490f (diff) | |
| download | linux-fsl-qoriq-109f82573d1d3181b4bb03b709e6b26b1e9faf74.tar.xz | |
mm: pagefault_disabled()
Wrap the test for pagefault_disabled() into a helper, this allows us
to remove the need for current->pagefault_disabled on !-rt kernels.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/n/tip-3yy517m8zsi9fpsf14xfaqkw@git.kernel.org
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/mm/fault.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c index f250a04..b5c8e37 100644 --- a/arch/x86/mm/fault.c +++ b/arch/x86/mm/fault.c @@ -1098,7 +1098,7 @@ __do_page_fault(struct pt_regs *regs, unsigned long error_code) * 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 || current->pagefault_disabled)) { + if (unlikely(!mm || pagefault_disabled())) { bad_area_nosemaphore(regs, error_code, address); return; } |