Author: kib
Date: Fri Nov 27 01:45:40 2015
New Revision: 291380
URL: https://svnweb.freebsd.org/changeset/base/291380
Log:
Remove VI_AGE vnode iflag, it is unused.
Noted by: bde
Sponsored by: The FreeBSD Foundation
Modified:
head/sys/kern/vfs_subr.c
head/sys/sys/vnode.h
Modified: head/sys/kern/vfs_subr.c
==============================================================================
--- head/sys/kern/vfs_subr.c Fri Nov 27 01:16:35 2015 (r291379)
+++ head/sys/kern/vfs_subr.c Fri Nov 27 01:45:40 2015 (r291380)
@@ -2601,7 +2601,7 @@ _vhold(struct vnode *vp, bool locked)
mtx_lock(&vnode_free_list_mtx);
TAILQ_REMOVE(&vnode_free_list, vp, v_actfreelist);
freevnodes--;
- vp->v_iflag &= ~(VI_FREE|VI_AGE);
+ vp->v_iflag &= ~VI_FREE;
KASSERT((vp->v_iflag & VI_ACTIVE) == 0,
("Activating already active vnode"));
vp->v_iflag |= VI_ACTIVE;
@@ -2670,16 +2670,9 @@ _vdrop(struct vnode *vp, bool locked)
v_actfreelist);
mp->mnt_activevnodelistsize--;
}
- /* XXX V*AGE hasn't been set since 1997. */
- if (vp->v_iflag & VI_AGE) {
- TAILQ_INSERT_HEAD(&vnode_free_list, vp,
- v_actfreelist);
- } else {
- TAILQ_INSERT_TAIL(&vnode_free_list, vp,
- v_actfreelist);
- }
+ TAILQ_INSERT_TAIL(&vnode_free_list, vp,
+ v_actfreelist);
freevnodes++;
- vp->v_iflag &= ~VI_AGE;
vp->v_iflag |= VI_FREE;
mtx_unlock(&vnode_free_list_mtx);
} else {
@@ -3190,8 +3183,6 @@ vn_printf(struct vnode *vp, const char *
}
if (vp->v_iflag & VI_MOUNT)
strlcat(buf, "|VI_MOUNT", sizeof(buf));
- if (vp->v_iflag & VI_AGE)
- strlcat(buf, "|VI_AGE", sizeof(buf));
if (vp->v_iflag & VI_DOOMED)
strlcat(buf, "|VI_DOOMED", sizeof(buf));
if (vp->v_iflag & VI_FREE)
@@ -3202,7 +3193,7 @@ vn_printf(struct vnode *vp, const char *
strlcat(buf, "|VI_DOINGINACT", sizeof(buf));
if (vp->v_iflag & VI_OWEINACT)
strlcat(buf, "|VI_OWEINACT", sizeof(buf));
- flags = vp->v_iflag & ~(VI_MOUNT | VI_AGE | VI_DOOMED | VI_FREE |
+ flags = vp->v_iflag & ~(VI_MOUNT | VI_DOOMED | VI_FREE |
VI_ACTIVE | VI_DOINGINACT | VI_OWEINACT);
if (flags != 0) {
snprintf(buf2, sizeof(buf2), "|VI(0x%lx)", flags);
Modified: head/sys/sys/vnode.h
==============================================================================
--- head/sys/sys/vnode.h Fri Nov 27 01:16:35 2015 (r291379)
+++ head/sys/sys/vnode.h Fri Nov 27 01:45:40 2015 (r291380)
@@ -234,7 +234,6 @@ struct xvnode {
* are required for writing but the status may be checked with either.
*/
#define VI_MOUNT 0x0020 /* Mount in progress */
-#define VI_AGE 0x0040 /* Insert vnode at head of free list */
#define VI_DOOMED 0x0080 /* This vnode is being recycled */
#define VI_FREE 0x0100 /* This vnode is on the freelist */
#define VI_ACTIVE 0x0200 /* This vnode is on the active list */
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