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Another minor optimization, this time to incore().

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This commit is contained in:
dg 1995-08-24 13:59:14 +00:00
parent 71510114b2
commit 05ce7ad654
1 changed files with 6 additions and 6 deletions
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12
sys/kern/vfs_bio.c
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@ -18,7 +18,7 @@
* 5. Modifications may be freely made to this file if the above conditions
* are met.
*
* $Id: vfs_bio.c,v 1.57 1995/08/06 12:10:39 davidg Exp $
* $Id: vfs_bio.c,v 1.58 1995/08/24 13:28:16 davidg Exp $
*/
/*
@ -697,9 +697,9 @@ incore(struct vnode * vp, daddr_t blkno)
bp = bh->lh_first;
/* Search hash chain */
while (bp) {
while (bp != NULL) {
/* hit */
if (bp->b_lblkno == blkno && bp->b_vp == vp &&
if (bp->b_vp == vp && bp->b_lblkno == blkno &&
(bp->b_flags & B_INVAL) == 0) {
splx(s);
return (bp);
@ -708,7 +708,7 @@ incore(struct vnode * vp, daddr_t blkno)
}
splx(s);
return (0);
return (NULL);
}
/*
@ -726,9 +726,9 @@ inmem(struct vnode * vp, daddr_t blkno)
if (incore(vp, blkno))
return 1;
if (vp->v_mount == 0)
if (vp->v_mount == NULL)
return 0;
if ((vp->v_object == 0) || (vp->v_flag & VVMIO) == 0)
if ((vp->v_object == NULL) || (vp->v_flag & VVMIO) == 0)
return 0;
obj = vp->v_object;