Use TAILQ macros for clean/dirty block list processing. Set b_xflags

rather than abusing the list next pointer with a magic number.

3 files changed, 10 insertions, 10 deletions

diff --git a/sys/miscfs/devfs/devfs_vfsops.c b/sys/miscfs/devfs/devfs_vfsops.c
index f275170..0229dd0 100644
--- a/sys/miscfs/devfs/devfs_vfsops.c
+++ b/sys/miscfs/devfs/devfs_vfsops.c
@@ -23,7 +23,7 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  * 
- *	$Id: devfs_vfsops.c,v 1.32 1998/09/07 13:17:00 bde Exp $
+ *	$Id: devfs_vfsops.c,v 1.33 1998/09/08 16:59:37 bde Exp $
  *
  */
 
@@ -282,7 +282,7 @@ loop:
 		nvp = vp->v_mntvnodes.le_next;
 		if (VOP_ISLOCKED(vp))
 			continue;
-		if ( vp->v_dirtyblkhd.lh_first == NULL)
+		if (TAILQ_EMPTY(&vp->v_dirtyblkhd))
 			continue;
 		if (vp->v_type == VBLK) {
 			if (vget(vp, LK_EXCLUSIVE, p))
diff --git a/sys/miscfs/devfs/devfs_vnops.c b/sys/miscfs/devfs/devfs_vnops.c
index 213a867..e694a09 100644
--- a/sys/miscfs/devfs/devfs_vnops.c
+++ b/sys/miscfs/devfs/devfs_vnops.c
@@ -23,7 +23,7 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  * 
- *	$Id: devfs_vnops.c,v 1.60 1998/09/04 08:06:56 dfr Exp $
+ *	$Id: devfs_vnops.c,v 1.61 1998/09/30 20:33:46 sos Exp $
  */
 
 
@@ -1655,8 +1655,8 @@ devfs_fsync(struct vop_fsync_args *ap)
 	 */
 loop:
 	s = splbio();
-	for (bp = vp->v_dirtyblkhd.lh_first; bp; bp = nbp) {
-		nbp = bp->b_vnbufs.le_next;
+	for (bp = TAILQ_FIRST(&vp->v_dirtyblkhd); bp; bp = nbp) {
+		nbp = TAILQ_NEXT(bp, b_vnbufs);
 		if ((bp->b_flags & B_BUSY))
 			continue;
 		if ((bp->b_flags & B_DELWRI) == 0)
@@ -1678,7 +1678,7 @@ loop:
 			(void) tsleep((caddr_t)&vp->v_numoutput, PRIBIO + 1, "spfsyn", 0);
 		}
 #ifdef DIAGNOSTIC
-		if (vp->v_dirtyblkhd.lh_first) {
+		if (!TAILQ_EMPTY(&vp->v_dirtyblkhd)) {
 			vprint("devfs_fsync: dirty", vp);
 			splx(s);
 			goto loop;
diff --git a/sys/miscfs/specfs/spec_vnops.c b/sys/miscfs/specfs/spec_vnops.c
index 1f8e012..83f77e8 100644
--- a/sys/miscfs/specfs/spec_vnops.c
+++ b/sys/miscfs/specfs/spec_vnops.c
@@ -31,7 +31,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)spec_vnops.c	8.14 (Berkeley) 5/21/95
- * $Id: spec_vnops.c,v 1.74 1998/09/12 20:21:54 phk Exp $
+ * $Id: spec_vnops.c,v 1.75 1998/10/26 08:53:13 bde Exp $
  */
 
 #include <sys/param.h>
@@ -476,8 +476,8 @@ spec_fsync(ap)
 	 */
 loop:
 	s = splbio();
-	for (bp = vp->v_dirtyblkhd.lh_first; bp; bp = nbp) {
-		nbp = bp->b_vnbufs.le_next;
+	for (bp = TAILQ_FIRST(&vp->v_dirtyblkhd); bp; bp = nbp) {
+		nbp = TAILQ_NEXT(bp, b_vnbufs);
 		if ((bp->b_flags & B_BUSY))
 			continue;
 		if ((bp->b_flags & B_DELWRI) == 0)
@@ -499,7 +499,7 @@ loop:
 			(void) tsleep((caddr_t)&vp->v_numoutput, PRIBIO + 1, "spfsyn", 0);
 		}
 #ifdef DIAGNOSTIC
-		if (vp->v_dirtyblkhd.lh_first) {
+		if (!TAILQ_EMPTY(&vp->v_dirtyblkhd)) {
 			vprint("spec_fsync: dirty", vp);
 			splx(s);
 			goto loop;