diff options
| author | Lorenzo Stoakes <[email protected]> | 2016-10-13 00:20:16 +0000 |
|---|---|---|
| committer | Linus Torvalds <[email protected]> | 2016-10-19 15:11:43 +0000 |
| commit | 768ae309a96103ed02eb1e111e838c87854d8b51 (patch) | |
| tree | 59f9070c68cc87d37e5edf6439b5074a96f5d3dd /drivers/platform | |
| parent | mm: replace get_vaddr_frames() write/force parameters with gup_flags (diff) | |
| download | kernel-768ae309a96103ed02eb1e111e838c87854d8b51.tar.gz kernel-768ae309a96103ed02eb1e111e838c87854d8b51.zip | |
mm: replace get_user_pages() write/force parameters with gup_flags
This removes the 'write' and 'force' from get_user_pages() 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 <[email protected]>
Acked-by: Christian König <[email protected]>
Acked-by: Jesper Nilsson <[email protected]>
Acked-by: Michal Hocko <[email protected]>
Reviewed-by: Jan Kara <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Diffstat (limited to 'drivers/platform')
| -rw-r--r-- | drivers/platform/goldfish/goldfish_pipe.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/platform/goldfish/goldfish_pipe.c b/drivers/platform/goldfish/goldfish_pipe.c index 07462d79d040..1aba2c74160e 100644 --- a/drivers/platform/goldfish/goldfish_pipe.c +++ b/drivers/platform/goldfish/goldfish_pipe.c @@ -309,7 +309,8 @@ static ssize_t goldfish_pipe_read_write(struct file *filp, char __user *buffer, * much memory to the process. */ down_read(¤t->mm->mmap_sem); - ret = get_user_pages(address, 1, !is_write, 0, &page, NULL); + ret = get_user_pages(address, 1, is_write ? 0 : FOLL_WRITE, + &page, NULL); up_read(¤t->mm->mmap_sem); if (ret < 0) break; |