diff options
| author | Kevin Wolf <kwolf@redhat.com> | 2016-03-04 14:53:50 +0100 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2016-03-14 16:46:43 +0100 |
| commit | 6340472c54529c5b703deec3ab0d6bdfe644f11e (patch) | |
| tree | 510ecb67b21864f7fb2d761d7dc724e976e9669c /block/vmdk.c | |
| parent | 2073d410ce3f2b1507bccd6aba68e8808647f9a9 (diff) | |
block: Use writeback in .bdrv_create() implementations
There's no reason to use a writethrough cache mode while creating an
image.
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block/vmdk.c')
| -rw-r--r-- | block/vmdk.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/block/vmdk.c b/block/vmdk.c index 03be7f0f5f..dd8093688a 100644 --- a/block/vmdk.c +++ b/block/vmdk.c @@ -1664,7 +1664,8 @@ static int vmdk_create_extent(const char *filename, int64_t filesize, } assert(bs == NULL); - ret = bdrv_open(&bs, filename, NULL, NULL, BDRV_O_RDWR | BDRV_O_PROTOCOL, + ret = bdrv_open(&bs, filename, NULL, NULL, + BDRV_O_RDWR | BDRV_O_CACHE_WB | BDRV_O_PROTOCOL, &local_err); if (ret < 0) { error_propagate(errp, local_err); @@ -1944,7 +1945,8 @@ static int vmdk_create(const char *filename, QemuOpts *opts, Error **errp) ret = -ENOENT; goto exit; } - ret = bdrv_open(&bs, full_backing, NULL, NULL, BDRV_O_NO_BACKING, errp); + ret = bdrv_open(&bs, full_backing, NULL, NULL, + BDRV_O_NO_BACKING | BDRV_O_CACHE_WB, errp); g_free(full_backing); if (ret != 0) { goto exit; @@ -2015,7 +2017,8 @@ static int vmdk_create(const char *filename, QemuOpts *opts, Error **errp) } assert(new_bs == NULL); ret = bdrv_open(&new_bs, filename, NULL, NULL, - BDRV_O_RDWR | BDRV_O_PROTOCOL, &local_err); + BDRV_O_RDWR | BDRV_O_CACHE_WB | BDRV_O_PROTOCOL, + &local_err); if (ret < 0) { error_propagate(errp, local_err); goto exit; |