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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2011-08-11 13:31:31 (GMT)
committerScott Wood <scottwood@freescale.com>2014-04-10 00:18:40 (GMT)
commit10e9aed2338e85748f227947969df7dd614a9301 (patch)
tree84e3637ca78172f598b729954c5a44ff338d899d /kernel/fork.c
parente2d5d7daf459acde7c718ba4f30bbb00a66c5c1d (diff)
downloadlinux-fsl-qoriq-10e9aed2338e85748f227947969df7dd614a9301.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 'kernel/fork.c')
-rw-r--r--kernel/fork.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/fork.c b/kernel/fork.c
index a171a7f..afe158e 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1297,7 +1297,9 @@ static struct task_struct *copy_process(unsigned long clone_flags,
p->hardirq_context = 0;
p->softirq_context = 0;
#endif
+#ifdef CONFIG_PREEMPT_RT_FULL
p->pagefault_disabled = 0;
+#endif
#ifdef CONFIG_LOCKDEP
p->lockdep_depth = 0; /* no locks held yet */
p->curr_chain_key = 0;