tree b328dc3eed4838935cebba95bba93b5946ca82a3
parent 09edea4f8fdeb4e292b80d493296070f5ec64e6e
author Nicolas Pitre <nicolas.pitre@linaro.org> 1439394302 +0100
committer Russell King <rmk+kernel@arm.linux.org.uk> 1439902799 +0100

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>