diff options
| author | Christoph Hellwig <hch@lst.de> | 2011-05-17 18:04:06 +0200 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2011-06-08 10:39:32 +0200 |
| commit | a659979328fb6d4d6100d398f5bd9a2310c3e169 (patch) | |
| tree | 8d465d20ea1efc82134941d9a589c4b224ce4b3b /block/raw-posix.c | |
| parent | 69c38b8fcec823da05f98f6ea98ec2b0013d64e2 (diff) | |
| download | qemu-a659979328fb6d4d6100d398f5bd9a2310c3e169.tar.gz | |
block: clarify the meaning of BDRV_O_NOCACHE
Change BDRV_O_NOCACHE to only imply bypassing the host OS file cache,
but no writeback semantics. All existing callers are changed to also
specify BDRV_O_CACHE_WB to give them writeback semantics.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block/raw-posix.c')
| -rw-r--r-- | block/raw-posix.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/block/raw-posix.c b/block/raw-posix.c index 6b72470599..50428fdbb5 100644 --- a/block/raw-posix.c +++ b/block/raw-posix.c @@ -154,7 +154,7 @@ static int raw_open_common(BlockDriverState *bs, const char *filename, * and O_DIRECT for no caching. */ if ((bdrv_flags & BDRV_O_NOCACHE)) s->open_flags |= O_DIRECT; - else if (!(bdrv_flags & BDRV_O_CACHE_WB)) + if (!(bdrv_flags & BDRV_O_CACHE_WB)) s->open_flags |= O_DSYNC; s->fd = -1; |