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commit: Simplify reopen of base 

Since commit bde70715, base is the only node that is reopened in
commit_start(). This means that the code, which still involves an
explicit BlockReopenQueue, can now be simplified by using bdrv_reopen().

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
This commit is contained in:
Kevin Wolf 2017-12-06 13:53:36 +01:00
parent acebcf8de8
commit 44487eb973
1 changed files with 1 additions and 7 deletions
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8
block/commit.c
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@ -277,7 +277,6 @@ void commit_start(const char *job_id, BlockDriverState *bs,
const char *filter_node_name, Error **errp)
{
CommitBlockJob *s;
BlockReopenQueue *reopen_queue = NULL;
int orig_base_flags;
BlockDriverState *iter;
BlockDriverState *commit_top_bs = NULL;
@ -299,12 +298,7 @@ void commit_start(const char *job_id, BlockDriverState *bs,
/* convert base to r/w, if necessary */
orig_base_flags = bdrv_get_flags(base);
if (!(orig_base_flags & BDRV_O_RDWR)) {
reopen_queue = bdrv_reopen_queue(reopen_queue, base, NULL,
orig_base_flags | BDRV_O_RDWR);
}
if (reopen_queue) {
bdrv_reopen_multiple(bdrv_get_aio_context(bs), reopen_queue, &local_err);
bdrv_reopen(base, orig_base_flags | BDRV_O_RDWR, &local_err);
if (local_err != NULL) {
error_propagate(errp, local_err);
goto fail;