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authorLorenzo Stoakes2016-10-13 01:20:20 +0100
committerLinus Torvalds2016-10-19 08:31:25 -0700
commitf307ab6dcea03f9d8e4d70508fd7d1ca57cfa7f9 (patch)
tree94a96ebae9957cf1252231a69f8904796aa2563e /fs
parent6347e8d5bcce33fc36e651901efefbe2c93a43ef (diff)
mm: replace access_process_vm() write parameter with gup_flags
This removes the 'write' argument from access_process_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: Jesper Nilsson <jesper.nilsson@axis.com> Acked-by: Michal Hocko <mhocko@suse.com> Acked-by: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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