diff options
| author | dg <dg@FreeBSD.org> | 1995-08-24 13:59:14 +0000 |
|---|---|---|
| committer | dg <dg@FreeBSD.org> | 1995-08-24 13:59:14 +0000 |
| commit | 05ce7ad6548f889f293ad651657402e202fb3948 (patch) | |
| tree | 9ef0385292018b03450d6fd7cbd0bef2ad637760 /sys | |
| parent | 71510114b29b693a49044a13f4479a4cc1005f16 (diff) | |
| download | FreeBSD-src-05ce7ad6548f889f293ad651657402e202fb3948.zip FreeBSD-src-05ce7ad6548f889f293ad651657402e202fb3948.tar.gz | |
Another minor optimization, this time to incore().
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/kern/vfs_bio.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/sys/kern/vfs_bio.c b/sys/kern/vfs_bio.c index 2c52f31..d2b5ba0 100644 --- a/sys/kern/vfs_bio.c +++ b/sys/kern/vfs_bio.c @@ -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; |
