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| author | Christoph Hellwig <hch@lst.de> | 2018-03-05 07:26:05 -0800 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2018-05-26 09:16:44 +0200 |
| commit | 9965ed174e7d38896e5d2582159d8ef31ecd4cb5 (patch) | |
| tree | 955bfa805fff87c169a4814deaf311b90cca84b2 /mm/memcontrol.c | |
| parent | 6e8b704df58407aad7607053cb1b5ead4ac4a0bc (diff) | |
| download | linux-stable-9965ed174e7d38896e5d2582159d8ef31ecd4cb5.tar.gz linux-stable-9965ed174e7d38896e5d2582159d8ef31ecd4cb5.tar.bz2 linux-stable-9965ed174e7d38896e5d2582159d8ef31ecd4cb5.zip | |
fs: add new vfs_poll and file_can_poll helpers
These abstract out calls to the poll method in preparation for changes
in how we poll.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'mm/memcontrol.c')
| -rw-r--r-- | mm/memcontrol.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 2bd3df3d101a..1695f38630f1 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -3849,7 +3849,7 @@ static ssize_t memcg_write_event_control(struct kernfs_open_file *of, if (ret) goto out_put_css; - efile.file->f_op->poll(efile.file, &event->pt); + vfs_poll(efile.file, &event->pt); spin_lock(&memcg->event_list_lock); list_add(&event->list, &memcg->event_list); |