summaryrefslogtreecommitdiff
path: root/arch/um
diff options
context:
space:
mode:
authorThomas Gleixner <tglx@linutronix.de>2011-03-17 10:32:28 (GMT)
committerScott Wood <scottwood@freescale.com>2014-05-14 18:37:47 (GMT)
commit154980827346dbd9d3da71c17bdc8b5ab158490f (patch)
treeb88d03573c16340c439e437864bb62d4a316d886 /arch/um
parent07813f094869d3d7029269c0cd46115b17ab1666 (diff)
downloadlinux-fsl-qoriq-154980827346dbd9d3da71c17bdc8b5ab158490f.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/um')
-rw-r--r--arch/um/kernel/trap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/um/kernel/trap.c b/arch/um/kernel/trap.c
index 5c3aef7..9e9ad49 100644
--- a/arch/um/kernel/trap.c
+++ b/arch/um/kernel/trap.c
@@ -38,7 +38,7 @@ int handle_page_fault(unsigned long address, unsigned long ip,
* If the fault was during atomic operation, don't take the fault, just
* fail.
*/
- if (in_atomic())
+ if (in_atomic() || current->pagefault_disabled)
goto out_nosemaphore;
if (is_user)