summaryrefslogtreecommitdiff
path: root/arch/s390
diff options
context:
space:
mode:
authorLorenzo Stoakes <lstoakes@gmail.com>2016-10-13 03:20:13 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2016-10-19 00:13:37 +0300
commitc164154f66f0c9b02673f07aa4f044f1d9c70274 (patch)
treefdfdc521c7cadcbbd8b4bb6bd85e8b17c13fcb13 /arch/s390
parentd4944b0ecec0af882483fe44b66729316e575208 (diff)
downloadlinux-c164154f66f0c9b02673f07aa4f044f1d9c70274.tar.xz
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/s390')
-rw-r--r--arch/s390/mm/gup.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/s390/mm/gup.c b/arch/s390/mm/gup.c
index adb0c34bf431..18d4107e10ee 100644
--- a/arch/s390/mm/gup.c
+++ b/arch/s390/mm/gup.c
@@ -266,7 +266,8 @@ int get_user_pages_fast(unsigned long start, int nr_pages, int write,
/* Try to get the remaining pages with get_user_pages */
start += nr << PAGE_SHIFT;
pages += nr;
- ret = get_user_pages_unlocked(start, nr_pages - nr, write, 0, pages);
+ ret = get_user_pages_unlocked(start, nr_pages - nr, pages,
+ write ? FOLL_WRITE : 0);
/* Have to be a bit careful with return values */
if (nr > 0)
ret = (ret < 0) ? nr : ret + nr;