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author | Steven Whitehouse <swhiteho@redhat.com> | 2011-03-14 12:40:29 +0000 |
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committer | Steven Whitehouse <swhiteho@redhat.com> | 2011-03-14 12:40:29 +0000 |
commit | c618e87a5fd02aaad006c12d5a80a231dfa39250 (patch) | |
tree | 3f8f1f39fb6dedf3cb72fbd71377cc0eecafc7ce /fs/gfs2/lops.c | |
parent | d6a079e82efd5fcbb1c7295f22e123c2cc748018 (diff) | |
download | blackbird-op-linux-c618e87a5fd02aaad006c12d5a80a231dfa39250.tar.gz blackbird-op-linux-c618e87a5fd02aaad006c12d5a80a231dfa39250.zip |
GFS2: Update to AIL list locking
The previous patch missed a couple of places where the AIL list
needed locking, so this fixes up those places, plus a comment
is corrected too.
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Cc: Dave Chinner <dchinner@redhat.com>
Diffstat (limited to 'fs/gfs2/lops.c')
-rw-r--r-- | fs/gfs2/lops.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c index 4295a6a0f1e4..e919abf25ecd 100644 --- a/fs/gfs2/lops.c +++ b/fs/gfs2/lops.c @@ -51,8 +51,10 @@ static void gfs2_pin(struct gfs2_sbd *sdp, struct buffer_head *bh) /* If this buffer is in the AIL and it has already been written * to in-place disk block, remove it from the AIL. */ + spin_lock(&sdp->sd_ail_lock); if (bd->bd_ail) list_move(&bd->bd_ail_st_list, &bd->bd_ail->ai_ail2_list); + spin_unlock(&sdp->sd_ail_lock); get_bh(bh); atomic_inc(&sdp->sd_log_pinned); trace_gfs2_pin(bd, 1); |