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| author | Andreas Gruenbacher <agruenba@redhat.com> | 2024-03-29 15:46:32 +0100 |
|---|---|---|
| committer | Andreas Gruenbacher <agruenba@redhat.com> | 2024-04-09 18:35:58 +0200 |
| commit | 262ee3a07e98e8e56230547d4fe75d485348a55a (patch) | |
| tree | f3aa758a7d7be67229646fba8a55ae6f7c755fe1 /fs | |
| parent | 927cfc90d27cb7732a62464f95fd9aa7edfa9b70 (diff) | |
gfs2: Get rid of unnecessary test_and_set_bit
The GLF_LOCK flag is protected by the gl->gl_lockref.lock spin lock
which is held when entering run_queue(), so we can use test_bit() and
set_bit() here.
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/gfs2/glock.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c index a700e424f790..fa047331ea3c 100644 --- a/fs/gfs2/glock.c +++ b/fs/gfs2/glock.c @@ -842,8 +842,9 @@ __acquires(&gl->gl_lockref.lock) { struct gfs2_holder *gh = NULL; - if (test_and_set_bit(GLF_LOCK, &gl->gl_flags)) + if (test_bit(GLF_LOCK, &gl->gl_flags)) return; + set_bit(GLF_LOCK, &gl->gl_flags); GLOCK_BUG_ON(gl, test_bit(GLF_DEMOTE_IN_PROGRESS, &gl->gl_flags)); |