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| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2011-08-11 13:31:31 (GMT) |
|---|---|---|
| committer | Emil Medve <Emilian.Medve@Freescale.com> | 2013-05-26 07:13:34 (GMT) |
| commit | 20661dd1301fadf91a3200fe175538f135fcc9bd (patch) | |
| tree | 193d5f1873bf6a4b78d13cdffa7ab04f19a7cb97 /arch/powerpc | |
| parent | cf7f50a97adfc2f9050b3aab6219ee8e66d08d48 (diff) | |
| download | linux-fsl-qoriq-20661dd1301fadf91a3200fe175538f135fcc9bd.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/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 feef7a6..66fdd82 100644 --- a/arch/powerpc/mm/fault.c +++ b/arch/powerpc/mm/fault.c @@ -259,7 +259,7 @@ 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, |