diff options
Diffstat (limited to 'sys/kern')
| -rw-r--r-- | sys/kern/vfs_bio.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/sys/kern/vfs_bio.c b/sys/kern/vfs_bio.c index 30d9c5eb4fc..95bc80bc0e6 100644 --- a/sys/kern/vfs_bio.c +++ b/sys/kern/vfs_bio.c @@ -1,4 +1,4 @@ -/* $OpenBSD: vfs_bio.c,v 1.181 2017/04/16 14:25:42 beck Exp $ */ +/* $OpenBSD: vfs_bio.c,v 1.182 2017/04/18 13:41:32 beck Exp $ */ /* $NetBSD: vfs_bio.c,v 1.44 1996/06/11 11:15:36 pk Exp $ */ /* @@ -1507,13 +1507,17 @@ bufcache_getcleanbuf_range(int start, int end, int discard) struct buf * bufcache_gethighcleanbuf(void) { - return bufcache_getcleanbuf_range(DMA_CACHE + 1, NUM_CACHES -1, 0); + if (!fliphigh) + return NULL; + return bufcache_getcleanbuf_range(DMA_CACHE + 1, NUM_CACHES - 1, 0); } struct buf * bufcache_getdmacleanbuf(void) { - return bufcache_getcleanbuf_range(DMA_CACHE, DMA_CACHE, 0); + if (fliphigh) + return bufcache_getcleanbuf_range(DMA_CACHE, DMA_CACHE, 0); + return bufcache_getcleanbuf_range(DMA_CACHE, NUM_CACHES - 1, 0); } struct buf * |