diff options
Diffstat (limited to 'sys/ufs/ffs/ffs_vnops.c')
| -rw-r--r-- | sys/ufs/ffs/ffs_vnops.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/sys/ufs/ffs/ffs_vnops.c b/sys/ufs/ffs/ffs_vnops.c index 7d2eade..a562db0 100644 --- a/sys/ufs/ffs/ffs_vnops.c +++ b/sys/ufs/ffs/ffs_vnops.c @@ -232,7 +232,7 @@ loop: if (BUF_LOCK(bp, LK_EXCLUSIVE | LK_NOWAIT, NULL)) continue; VI_UNLOCK(vp); - if (!wait && LIST_FIRST(&bp->b_dep) != NULL && + if (!wait && !LIST_EMPTY(&bp->b_dep) && (bp->b_flags & B_DEFERRED) == 0 && buf_countdeps(bp, 0)) { bp->b_flags |= B_DEFERRED; @@ -565,7 +565,7 @@ ffs_read(ap) break; if ((ioflag & (IO_VMIO|IO_DIRECT)) && - (LIST_FIRST(&bp->b_dep) == NULL)) { + (LIST_EMPTY(&bp->b_dep))) { /* * If there are no dependencies, and it's VMIO, * then we don't need the buf, mark it available @@ -592,7 +592,7 @@ ffs_read(ap) */ if (bp != NULL) { if ((ioflag & (IO_VMIO|IO_DIRECT)) && - (LIST_FIRST(&bp->b_dep) == NULL)) { + (LIST_EMPTY(&bp->b_dep))) { bp->b_flags |= B_RELBUF; brelse(bp); } else { @@ -747,7 +747,7 @@ ffs_write(ap) error = uiomove((char *)bp->b_data + blkoffset, (int)xfersize, uio); if ((ioflag & (IO_VMIO|IO_DIRECT)) && - (LIST_FIRST(&bp->b_dep) == NULL)) { + (LIST_EMPTY(&bp->b_dep))) { bp->b_flags |= B_RELBUF; } @@ -967,7 +967,7 @@ ffs_extread(struct vnode *vp, struct uio *uio, int ioflag) break; if ((ioflag & (IO_VMIO|IO_DIRECT)) && - (LIST_FIRST(&bp->b_dep) == NULL)) { + (LIST_EMPTY(&bp->b_dep))) { /* * If there are no dependencies, and it's VMIO, * then we don't need the buf, mark it available @@ -994,7 +994,7 @@ ffs_extread(struct vnode *vp, struct uio *uio, int ioflag) */ if (bp != NULL) { if ((ioflag & (IO_VMIO|IO_DIRECT)) && - (LIST_FIRST(&bp->b_dep) == NULL)) { + (LIST_EMPTY(&bp->b_dep))) { bp->b_flags |= B_RELBUF; brelse(bp); } else { @@ -1091,7 +1091,7 @@ ffs_extwrite(struct vnode *vp, struct uio *uio, int ioflag, struct ucred *ucred) error = uiomove((char *)bp->b_data + blkoffset, (int)xfersize, uio); if ((ioflag & (IO_VMIO|IO_DIRECT)) && - (LIST_FIRST(&bp->b_dep) == NULL)) { + (LIST_EMPTY(&bp->b_dep))) { bp->b_flags |= B_RELBUF; } |
