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| author | Lorenzo Stoakes <lstoakes@gmail.com> | 2016-10-13 01:20:13 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-10-18 14:13:37 -0700 |
| commit | c164154f66f0c9b02673f07aa4f044f1d9c70274 (patch) | |
| tree | fdfdc521c7cadcbbd8b4bb6bd85e8b17c13fcb13 /arch/x86 | |
| parent | d4944b0ecec0af882483fe44b66729316e575208 (diff) | |
| download | blackbird-op-linux-c164154f66f0c9b02673f07aa4f044f1d9c70274.tar.gz blackbird-op-linux-c164154f66f0c9b02673f07aa4f044f1d9c70274.zip | |
mm: replace get_user_pages_unlocked() write/force parameters with gup_flags
This removes the 'write' and 'force' use from get_user_pages_unlocked()
and replaces them with 'gup_flags' to make the use of FOLL_FORCE
explicit in callers as use of this flag can result in surprising
behaviour (and hence bugs) within the mm subsystem.
Signed-off-by: Lorenzo Stoakes <lstoakes@gmail.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Acked-by: Michal Hocko <mhocko@suse.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/mm/gup.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/mm/gup.c b/arch/x86/mm/gup.c index b8b6a60b32cf..0d4fb3ebbbac 100644 --- a/arch/x86/mm/gup.c +++ b/arch/x86/mm/gup.c @@ -435,7 +435,7 @@ slow_irqon: ret = get_user_pages_unlocked(start, (end - start) >> PAGE_SHIFT, - write, 0, pages); + pages, write ? FOLL_WRITE : 0); /* Have to be a bit careful with return values */ if (nr > 0) { |
