tree 3ceb6dcdc8cfdf930f924f6bed75b329c753b61b
parent 9beae1ea89305a9667ceaab6d0bf46a045ad71e7
author Lorenzo Stoakes <lstoakes@gmail.com> 1476318018 +0100
committer Linus Torvalds <torvalds@linux-foundation.org> 1476889933 -0700

mm: replace __access_remote_vm() write parameter with gup_flags

This removes the 'write' argument from __access_remote_vm() and replaces
it with 'gup_flags' as use of this function previously silently implied
FOLL_FORCE, whereas after this patch callers explicitly pass this flag.

We make this explicit as use of FOLL_FORCE can result in surprising
behaviour (and hence bugs) within the mm subsystem.

Signed-off-by: Lorenzo Stoakes <lstoakes@gmail.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>