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| author | Jeff Layton <jlayton@kernel.org> | 2020-03-18 16:43:30 -0400 |
|---|---|---|
| committer | Ilya Dryomov <idryomov@gmail.com> | 2020-06-01 13:22:52 +0200 |
| commit | 7391fba2678c0288d0daf636ddc4f78de7704f81 (patch) | |
| tree | 7ac2e7b5b0ebbb6161c795ee97df2abae8b3a3bc /fs | |
| parent | d7dbfb4f2bdb037758f46271f75ea6c8d35626b4 (diff) | |
| download | linux-stable-7391fba2678c0288d0daf636ddc4f78de7704f81.tar.gz linux-stable-7391fba2678c0288d0daf636ddc4f78de7704f81.tar.bz2 linux-stable-7391fba2678c0288d0daf636ddc4f78de7704f81.zip | |
ceph: don't release i_ceph_lock in handle_cap_trunc
There's no reason to do this here. Just have the caller handle it.
Also, add a lockdep assertion.
Signed-off-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ceph/caps.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c index 056ad0d99438..34aa9f4c1780 100644 --- a/fs/ceph/caps.c +++ b/fs/ceph/caps.c @@ -3631,10 +3631,9 @@ static void handle_cap_flushsnap_ack(struct inode *inode, u64 flush_tid, * * caller hold s_mutex. */ -static void handle_cap_trunc(struct inode *inode, +static bool handle_cap_trunc(struct inode *inode, struct ceph_mds_caps *trunc, struct ceph_mds_session *session) - __releases(ci->i_ceph_lock) { struct ceph_inode_info *ci = ceph_inode(inode); int mds = session->s_mds; @@ -3645,7 +3644,9 @@ static void handle_cap_trunc(struct inode *inode, int implemented = 0; int dirty = __ceph_caps_dirty(ci); int issued = __ceph_caps_issued(ceph_inode(inode), &implemented); - int queue_trunc = 0; + bool queue_trunc = false; + + lockdep_assert_held(&ci->i_ceph_lock); issued |= implemented | dirty; @@ -3653,10 +3654,7 @@ static void handle_cap_trunc(struct inode *inode, inode, mds, seq, truncate_size, truncate_seq); queue_trunc = ceph_fill_file_size(inode, issued, truncate_seq, truncate_size, size); - spin_unlock(&ci->i_ceph_lock); - - if (queue_trunc) - ceph_queue_vmtruncate(inode); + return queue_trunc; } /* @@ -3905,6 +3903,7 @@ void ceph_handle_caps(struct ceph_mds_session *session, size_t snaptrace_len; void *p, *end; struct cap_extra_info extra_info = {}; + bool queue_trunc; dout("handle_caps from mds%d\n", session->s_mds); @@ -4088,7 +4087,10 @@ void ceph_handle_caps(struct ceph_mds_session *session, break; case CEPH_CAP_OP_TRUNC: - handle_cap_trunc(inode, h, session); + queue_trunc = handle_cap_trunc(inode, h, session); + spin_unlock(&ci->i_ceph_lock); + if (queue_trunc) + ceph_queue_vmtruncate(inode); break; default: |