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authorNicolas Pitre <nicolas.pitre@linaro.org>2015-08-12 16:45:02 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2015-08-18 13:59:59 +0100
commit0f64b247e63ac8c214efa6725366b42563ab138c (patch)
treeb328dc3eed4838935cebba95bba93b5946ca82a3 /arch/arm/kernel/entry-common.S
parent09edea4f8fdeb4e292b80d493296070f5ec64e6e (diff)
downloadlinux-linaro-stable-0f64b247e63ac8c214efa6725366b42563ab138c.tar.gz
ARM: 8414/1: __copy_to_user_memcpy: fix mmap semaphore usage
The mmap semaphore should not be taken when page faults are disabled. Since pagefault_disable() no longer disables preemption, we now need to use faulthandler_disabled() in place of in_atomic(). Signed-off-by: Nicolas Pitre <nico@linaro.org> Tested-by: Mark Salter <msalter@redhat.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/kernel/entry-common.S')
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