diff options
Diffstat (limited to 'sys/kern/vfs_cluster.c')
| -rw-r--r-- | sys/kern/vfs_cluster.c | 19 |
1 files changed, 5 insertions, 14 deletions
diff --git a/sys/kern/vfs_cluster.c b/sys/kern/vfs_cluster.c index d3fc332b376..87b024600bc 100644 --- a/sys/kern/vfs_cluster.c +++ b/sys/kern/vfs_cluster.c @@ -1,4 +1,4 @@ -/* $OpenBSD: vfs_cluster.c,v 1.8 1997/09/27 06:56:18 niklas Exp $ */ +/* $OpenBSD: vfs_cluster.c,v 1.9 1997/10/06 15:12:36 csapuntz Exp $ */ /* $NetBSD: vfs_cluster.c,v 1.12 1996/04/22 01:39:05 christos Exp $ */ /*- @@ -48,15 +48,6 @@ #include <vm/vm.h> -#ifdef DEBUG -#include <sys/sysctl.h> -int doreallocblks = 0; -struct ctldebug debug13 = { "doreallocblks", &doreallocblks }; -#else -/* XXX for cluster_write */ -#define doreallocblks 0 -#endif - /* * Local declarations */ @@ -518,8 +509,7 @@ cluster_write(bp, filesize) * Otherwise try reallocating to make it sequential. */ cursize = vp->v_lastw - vp->v_cstart + 1; - if (!doreallocblks || - (lbn + 1) * bp->b_bcount != filesize || + if ((lbn + 1) * bp->b_bcount != filesize || lbn != vp->v_lastw + 1 || vp->v_clen <= cursize) { cluster_wbuild(vp, NULL, bp->b_bcount, vp->v_cstart, cursize, lbn); @@ -708,13 +698,14 @@ redo: panic("Clustered write to wrong blocks"); } + if (LIST_FIRST(&tbp->b_dep) != NULL && bioops.io_start) + (*bioops.io_start)(tbp); + pagemove(tbp->b_data, cp, size); bp->b_bcount += size; bp->b_bufsize += size; tbp->b_bufsize -= size; - if (tbp->b_flags & B_DELWRI) - TAILQ_REMOVE(&bdirties, tbp, b_synclist); tbp->b_flags &= ~(B_READ | B_DONE | B_ERROR | B_DELWRI); /* * We might as well AGE the buffer here; it's either empty, or |