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block-commit: speed is an optional parameter

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As speed is an optional parameter for the QMP block-commit command, it
should be set to 0 if not given (as it is undefined if has_speed is
false), that is, the speed should not be limited.

Cc: qemu-stable@nongnu.org
Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Max Reitz 2014-04-10 19:36:25 +02:00 committed by Kevin Wolf
parent cd82b6fb4d
commit 5450466394
1 changed files with 4 additions and 0 deletions
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4
blockdev.c
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@ -1876,6 +1876,10 @@ void qmp_block_commit(const char *device,
*/
BlockdevOnError on_error = BLOCKDEV_ON_ERROR_REPORT;
if (!has_speed) {
speed = 0;
}
/* drain all i/o before commits */
bdrv_drain_all();