[GFS2] Move gfs2_meta_syncfs() into log.c

By moving gfs2_meta_syncfs() into log.c, gfs2_ail1_start()
can be made static.
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>

fs/gfs2/log.c

@@ -15,6 +15,7 @@
 #include <linux/gfs2_ondisk.h>
 #include <linux/crc32.h>
 #include <linux/lm_interface.h>
+#include <linux/delay.h>
 
 #include "gfs2.h"
 #include "incore.h"
@@ -142,7 +143,7 @@ static int gfs2_ail1_empty_one(struct gfs2_sbd *sdp, struct gfs2_ail *ai, int fl
 	return list_empty(&ai->ai_ail1_list);
 }
 
-void gfs2_ail1_start(struct gfs2_sbd *sdp, int flags)
+static void gfs2_ail1_start(struct gfs2_sbd *sdp, int flags)
 {
 	struct list_head *head = &sdp->sd_ail1_list;
 	u64 sync_gen;
@@ -689,3 +690,21 @@ void gfs2_log_shutdown(struct gfs2_sbd *sdp)
 	up_write(&sdp->sd_log_flush_lock);
 }
 
+
+/**
+ * gfs2_meta_syncfs - sync all the buffers in a filesystem
+ * @sdp: the filesystem
+ *
+ */
+
+void gfs2_meta_syncfs(struct gfs2_sbd *sdp)
+{
+	gfs2_log_flush(sdp, NULL);
+	for (;;) {
+		gfs2_ail1_start(sdp, DIO_ALL);
+		if (gfs2_ail1_empty(sdp, DIO_ALL))
+			break;
+		msleep(10);
+	}
+}
+

fs/gfs2/log.h

@@ -48,7 +48,6 @@ static inline void gfs2_log_pointers_init(struct gfs2_sbd *sdp,
 unsigned int gfs2_struct2blk(struct gfs2_sbd *sdp, unsigned int nstruct,
 			    unsigned int ssize);
 
-void gfs2_ail1_start(struct gfs2_sbd *sdp, int flags);
 int gfs2_ail1_empty(struct gfs2_sbd *sdp, int flags);
 
 int gfs2_log_reserve(struct gfs2_sbd *sdp, unsigned int blks);
@@ -61,5 +60,6 @@ void gfs2_log_flush(struct gfs2_sbd *sdp, struct gfs2_glock *gl);
 void gfs2_log_commit(struct gfs2_sbd *sdp, struct gfs2_trans *trans);
 
 void gfs2_log_shutdown(struct gfs2_sbd *sdp);
+void gfs2_meta_syncfs(struct gfs2_sbd *sdp);
 
 #endif /* __LOG_DOT_H__ */

fs/gfs2/meta_io.c

@@ -574,20 +574,3 @@ out:
 	return first_bh;
 }
 
-/**
- * gfs2_meta_syncfs - sync all the buffers in a filesystem
- * @sdp: the filesystem
- *
- */
-
-void gfs2_meta_syncfs(struct gfs2_sbd *sdp)
-{
-	gfs2_log_flush(sdp, NULL);
-	for (;;) {
-		gfs2_ail1_start(sdp, DIO_ALL);
-		if (gfs2_ail1_empty(sdp, DIO_ALL))
-			break;
-		msleep(10);
-	}
-}
-

fs/gfs2/meta_io.h

@@ -67,7 +67,6 @@ static inline int gfs2_meta_inode_buffer(struct gfs2_inode *ip,
 }
 
 struct buffer_head *gfs2_meta_ra(struct gfs2_glock *gl, u64 dblock, u32 extlen);
-void gfs2_meta_syncfs(struct gfs2_sbd *sdp);
 
 #define buffer_busy(bh) \
 ((bh)->b_state & ((1ul << BH_Dirty) | (1ul << BH_Lock) | (1ul << BH_Pinned)))