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block-backend: Add flags to blk_truncate()

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Now that node level interface bdrv_truncate() supports passing request
flags to the block driver, expose this on the BlockBackend level, too.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200424125448.63318-4-kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Kevin Wolf 2020-04-24 14:54:41 +02:00
parent 7b8e485742
commit 8c6242b6f3
15 changed files with 22 additions and 21 deletions
Download patch file Download diff file Expand all files Collapse all files

4
block/commit.c
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@ -133,7 +133,7 @@ static int coroutine_fn commit_run(Job *job, Error **errp)
}
if (base_len < len) {
ret = blk_truncate(s->base, len, false, PREALLOC_MODE_OFF, NULL);
ret = blk_truncate(s->base, len, false, PREALLOC_MODE_OFF, 0, NULL);
if (ret) {
goto out;
}
@ -458,7 +458,7 @@ int bdrv_commit(BlockDriverState *bs)
* grow the backing file image if possible. If not possible,
* we must return an error */
if (length > backing_length) {
ret = blk_truncate(backing, length, false, PREALLOC_MODE_OFF,
ret = blk_truncate(backing, length, false, PREALLOC_MODE_OFF, 0,
&local_err);
if (ret < 0) {
error_report_err(local_err);