diff options
| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2011-08-11 15:31:31 +0200 |
|---|---|---|
| committer | Clark Williams <williams@redhat.com> | 2012-04-13 11:01:19 -0500 |
| commit | 6cf839a189e681a1f7a3619c100ff7a293e1ac13 (patch) | |
| tree | 4dc54ab99eab8b4f11a1003afb8266f9b6800952 /arch/powerpc | |
| parent | 9876b802c9938d40895e4bdb10e24b2c0ff6b2e2 (diff) | |
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/powerpc')
| -rw-r--r-- | arch/powerpc/mm/fault.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c index 6642dff5cb90..7bd8f27ccd1e 100644 --- a/arch/powerpc/mm/fault.c +++ b/arch/powerpc/mm/fault.c @@ -261,7 +261,7 @@ int __kprobes do_page_fault(struct pt_regs *regs, unsigned long address, if (!arch_irq_disabled_regs(regs)) local_irq_enable(); - if (in_atomic() || mm == NULL || current->pagefault_disabled) { + if (!mm || pagefault_disabled()) { if (!user_mode(regs)) return SIGSEGV; /* in_atomic() in user mode is really bad, |