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 | |
parent | 2073d410ce3f2b1507bccd6aba68e8808647f9a9 (diff) | |
download | qemu-6340472c54529c5b703deec3ab0d6bdfe644f11e.tar.gz qemu-6340472c54529c5b703deec3ab0d6bdfe644f11e.tar.bz2 qemu-6340472c54529c5b703deec3ab0d6bdfe644f11e.zip |
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')
-rw-r--r-- | block/parallels.c | 3 | ||||
-rw-r--r-- | block/qcow.c | 3 | ||||
-rw-r--r-- | block/qcow2.c | 3 | ||||
-rw-r--r-- | block/sheepdog.c | 6 | ||||
-rw-r--r-- | block/vdi.c | 3 | ||||
-rw-r--r-- | block/vhdx.c | 3 | ||||
-rw-r--r-- | block/vmdk.c | 9 | ||||
-rw-r--r-- | block/vpc.c | 3 |
8 files changed, 22 insertions, 11 deletions
diff --git a/block/parallels.c b/block/parallels.c index 645521d783..3f9fd48cc6 100644 --- a/block/parallels.c +++ b/block/parallels.c @@ -479,7 +479,8 @@ static int parallels_create(const char *filename, QemuOpts *opts, Error **errp) file = NULL; ret = bdrv_open(&file, 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); return ret; diff --git a/block/qcow.c b/block/qcow.c index 251910cc9d..c46810c56b 100644 --- a/block/qcow.c +++ b/block/qcow.c @@ -798,7 +798,8 @@ static int qcow_create(const char *filename, QemuOpts *opts, Error **errp) qcow_bs = NULL; ret = bdrv_open(&qcow_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 cleanup; diff --git a/block/qcow2.c b/block/qcow2.c index 8babecdab2..5a79177546 100644 --- a/block/qcow2.c +++ b/block/qcow2.c @@ -2173,7 +2173,8 @@ static int qcow2_create2(const char *filename, int64_t total_size, } 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); diff --git a/block/sheepdog.c b/block/sheepdog.c index 05677ed983..2488a8e67d 100644 --- a/block/sheepdog.c +++ b/block/sheepdog.c @@ -1645,7 +1645,8 @@ static int sd_prealloc(const char *filename, Error **errp) void *buf = NULL; int ret; - 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, errp); if (ret < 0) { goto out_with_err_set; @@ -1838,7 +1839,8 @@ static int sd_create(const char *filename, QemuOpts *opts, } bs = NULL; - ret = bdrv_open(&bs, backing_file, NULL, NULL, BDRV_O_PROTOCOL, errp); + ret = bdrv_open(&bs, backing_file, NULL, NULL, + BDRV_O_PROTOCOL | BDRV_O_CACHE_WB, errp); if (ret < 0) { goto out; } diff --git a/block/vdi.c b/block/vdi.c index b403243604..12407c43e9 100644 --- a/block/vdi.c +++ b/block/vdi.c @@ -766,7 +766,8 @@ static int vdi_create(const char *filename, QemuOpts *opts, Error **errp) error_propagate(errp, local_err); goto exit; } - 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); diff --git a/block/vhdx.c b/block/vhdx.c index 9a51428317..ea030ad509 100644 --- a/block/vhdx.c +++ b/block/vhdx.c @@ -1838,7 +1838,8 @@ static int vhdx_create(const char *filename, QemuOpts *opts, Error **errp) } 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); 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; diff --git a/block/vpc.c b/block/vpc.c index 318e6d66fb..1db47d63ba 100644 --- a/block/vpc.c +++ b/block/vpc.c @@ -886,7 +886,8 @@ static int vpc_create(const char *filename, QemuOpts *opts, Error **errp) error_propagate(errp, local_err); goto out; } - 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); |