[Cluster-devel] [RFC v2 PATCH 1/5] gfs2: allow map_journal_extents() to take a journal descriptor as argument

[Abhi Das <adas@redhat.com>]

This function now maps the extents for the journal whose descriptor
is passed in as argument.

Signed-off-by: Abhi Das <adas@redhat.com>
---
 fs/gfs2/log.h        | 1 +
 fs/gfs2/ops_fstype.c | 5 ++---
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/fs/gfs2/log.h b/fs/gfs2/log.h
index 92dcbe7..19c93df 100644
--- a/fs/gfs2/log.h
+++ b/fs/gfs2/log.h
@@ -75,4 +75,5 @@ extern int gfs2_logd(void *data);
 extern void gfs2_add_revoke(struct gfs2_sbd *sdp, struct gfs2_bufdata *bd);
 extern void gfs2_write_revokes(struct gfs2_sbd *sdp);
 
+extern int map_journal_extents(struct gfs2_sbd *sdp, struct gfs2_jdesc *jd);
 #endif /* __LOG_DOT_H__ */
diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c
index 228f38e..cf3e366 100644
--- a/fs/gfs2/ops_fstype.c
+++ b/fs/gfs2/ops_fstype.c
@@ -524,9 +524,8 @@ out:
  *       but since it's only done at mount time, I'm not worried about the
  *       time it takes.
  */
-static int map_journal_extents(struct gfs2_sbd *sdp)
+int map_journal_extents(struct gfs2_sbd *sdp, struct gfs2_jdesc *jd)
 {
-	struct gfs2_jdesc *jd = sdp->sd_jdesc;
 	unsigned int lb;
 	u64 db, prev_db; /* logical block, disk block, prev disk block */
 	struct gfs2_inode *ip = GFS2_I(jd->jd_inode);
@@ -772,7 +771,7 @@ static int init_journal(struct gfs2_sbd *sdp, int undo)
 		atomic_set(&sdp->sd_log_thresh2, 4*sdp->sd_jdesc->jd_blocks/5);
 
 		/* Map the extents for this journal's blocks */
-		map_journal_extents(sdp);
+		map_journal_extents(sdp, sdp->sd_jdesc);
 	}
 	trace_gfs2_log_blocks(sdp, atomic_read(&sdp->sd_log_blks_free));
 
-- 
2.4.11