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| author | Steven Whitehouse <swhiteho@redhat.com> | 2006-08-30 12:50:28 -0400 |
|---|---|---|
| committer | Steven Whitehouse <swhiteho@redhat.com> | 2006-08-30 12:50:28 -0400 |
| commit | 899be4d3b7e00bf364d84c1c8cfe8bbbd1e3507b (patch) | |
| tree | fd3af3ebb3c237a4c309c3f48902f9550864c39e | |
| parent | d6a53727683bbf993c01ab49b45e0eac17e23df1 (diff) | |
| download | kernel_samsung_smdk4412-899be4d3b7e00bf364d84c1c8cfe8bbbd1e3507b.zip kernel_samsung_smdk4412-899be4d3b7e00bf364d84c1c8cfe8bbbd1e3507b.tar.gz kernel_samsung_smdk4412-899be4d3b7e00bf364d84c1c8cfe8bbbd1e3507b.tar.bz2 | |
[GFS2] Add superblock into key for glock lookups
This adds the superblock as a key for glock lookups. Since the glocks
are already stored in a per-superblock table, this has no effect at
the moment. Later on this will change though.
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
| -rw-r--r-- | fs/gfs2/glock.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c index 679cb83..b8ccb27 100644 --- a/fs/gfs2/glock.c +++ b/fs/gfs2/glock.c @@ -200,6 +200,7 @@ static inline int queue_empty(struct gfs2_glock *gl, struct list_head *head) */ static struct gfs2_glock *search_bucket(struct gfs2_gl_hash_bucket *bucket, + const struct gfs2_sbd *sdp, const struct lm_lockname *name) { struct gfs2_glock *gl; @@ -209,6 +210,8 @@ static struct gfs2_glock *search_bucket(struct gfs2_gl_hash_bucket *bucket, continue; if (!lm_name_equal(&gl->gl_name, name)) continue; + if (gl->gl_sbd != sdp) + continue; kref_get(&gl->gl_ref); @@ -233,7 +236,7 @@ static struct gfs2_glock *gfs2_glock_find(struct gfs2_sbd *sdp, struct gfs2_glock *gl; read_lock(&bucket->hb_lock); - gl = search_bucket(bucket, name); + gl = search_bucket(bucket, sdp, name); read_unlock(&bucket->hb_lock); return gl; @@ -266,7 +269,7 @@ int gfs2_glock_get(struct gfs2_sbd *sdp, uint64_t number, bucket = &sdp->sd_gl_hash[gl_hash(&name)]; read_lock(&bucket->hb_lock); - gl = search_bucket(bucket, &name); + gl = search_bucket(bucket, sdp, &name); read_unlock(&bucket->hb_lock); if (gl || !create) { @@ -311,7 +314,7 @@ int gfs2_glock_get(struct gfs2_sbd *sdp, uint64_t number, goto fail_aspace; write_lock(&bucket->hb_lock); - tmp = search_bucket(bucket, &name); + tmp = search_bucket(bucket, sdp, &name); if (tmp) { write_unlock(&bucket->hb_lock); glock_free(gl); |