Commit 78df56cc authored by Miklos Szeredi's avatar Miklos Szeredi Committed by Sasha Levin

fuse: notify: don't move pages

[ Upstream commit 0d278362 ]

fuse_try_move_page() is not prepared for replacing pages that have already
been read.
Reported-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
Signed-off-by: default avatarMiklos Szeredi <mszeredi@suse.cz>
Cc: stable@vger.kernel.org
Signed-off-by: default avatarSasha Levin <sasha.levin@oracle.com>
parent 95254735
...@@ -1721,6 +1721,9 @@ static int fuse_notify_retrieve(struct fuse_conn *fc, unsigned int size, ...@@ -1721,6 +1721,9 @@ static int fuse_notify_retrieve(struct fuse_conn *fc, unsigned int size,
static int fuse_notify(struct fuse_conn *fc, enum fuse_notify_code code, static int fuse_notify(struct fuse_conn *fc, enum fuse_notify_code code,
unsigned int size, struct fuse_copy_state *cs) unsigned int size, struct fuse_copy_state *cs)
{ {
/* Don't try to move pages (yet) */
cs->move_pages = 0;
switch (code) { switch (code) {
case FUSE_NOTIFY_POLL: case FUSE_NOTIFY_POLL:
return fuse_notify_poll(fc, size, cs); return fuse_notify_poll(fc, size, cs);
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment