gfs2: Rename SDF_{FS_FROZEN => FREEZE_INITIATOR}

Rename the SDF_FS_FROZEN flag to SDF_FREEZE_INITIATOR to indicate more
clearly that the node that has this flag set is the initiator of the
freeze.

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com

fs/gfs2/incore.h

@@ -600,7 +600,7 @@ enum {
 	SDF_RORECOVERY		= 7, /* read only recovery */
 	SDF_SKIP_DLM_UNLOCK	= 8,
 	SDF_FORCE_AIL_FLUSH     = 9,
-	SDF_FS_FROZEN           = 10,
+	SDF_FREEZE_INITIATOR	= 10,
 	SDF_WITHDRAWING		= 11, /* Will withdraw eventually */
 	SDF_WITHDRAW_IN_PROG	= 12, /* Withdraw is in progress */
 	SDF_REMOTE_WITHDRAW	= 13, /* Performing remote recovery */

fs/gfs2/super.c

@@ -691,8 +691,8 @@ void gfs2_freeze_func(struct work_struct *work)
 		gfs2_freeze_unlock(&freeze_gh);
 	}
 	deactivate_super(sb);
-	clear_bit_unlock(SDF_FS_FROZEN, &sdp->sd_flags);
-	wake_up_bit(&sdp->sd_flags, SDF_FS_FROZEN);
+	clear_bit_unlock(SDF_FREEZE_INITIATOR, &sdp->sd_flags);
+	wake_up_bit(&sdp->sd_flags, SDF_FREEZE_INITIATOR);
 	return;
 }
 
@@ -735,7 +735,7 @@ static int gfs2_freeze_super(struct super_block *sb)
 		fs_err(sdp, "retrying...\n");
 		msleep(1000);
 	}
-	set_bit(SDF_FS_FROZEN, &sdp->sd_flags);
+	set_bit(SDF_FREEZE_INITIATOR, &sdp->sd_flags);
 out:
 	mutex_unlock(&sdp->sd_freeze_mutex);
 	return error;
@@ -760,7 +760,7 @@ static int gfs2_thaw_super(struct super_block *sb)
 
 	gfs2_freeze_unlock(&sdp->sd_freeze_gh);
 	mutex_unlock(&sdp->sd_freeze_mutex);
-	return wait_on_bit(&sdp->sd_flags, SDF_FS_FROZEN, TASK_INTERRUPTIBLE);
+	return wait_on_bit(&sdp->sd_flags, SDF_FREEZE_INITIATOR, TASK_INTERRUPTIBLE);
 }
 
 /**

fs/gfs2/sys.c

@@ -111,7 +111,7 @@ static ssize_t status_show(struct gfs2_sbd *sdp, char *buf)
 		     test_bit(SDF_RORECOVERY, &f),
 		     test_bit(SDF_SKIP_DLM_UNLOCK, &f),
 		     test_bit(SDF_FORCE_AIL_FLUSH, &f),
-		     test_bit(SDF_FS_FROZEN, &f),
+		     test_bit(SDF_FREEZE_INITIATOR, &f),
 		     test_bit(SDF_WITHDRAWING, &f),
 		     test_bit(SDF_WITHDRAW_IN_PROG, &f),
 		     test_bit(SDF_REMOTE_WITHDRAW, &f),

fs/gfs2/util.c

@@ -187,7 +187,7 @@ static void signal_our_withdraw(struct gfs2_sbd *sdp)
 	}
 	sdp->sd_jinode_gh.gh_flags |= GL_NOCACHE;
 	gfs2_glock_dq(&sdp->sd_jinode_gh);
-	if (test_bit(SDF_FS_FROZEN, &sdp->sd_flags)) {
+	if (test_bit(SDF_FREEZE_INITIATOR, &sdp->sd_flags)) {
 		/* Make sure gfs2_thaw_super works if partially-frozen */
 		flush_work(&sdp->sd_freeze_work);
 		atomic_set(&sdp->sd_freeze_state, SFS_FROZEN);