haraldwolff/qemu-patch-raspberry4
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block: Drop aio/cache consistency check from qmp_blockdev_add()

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The TODO comment has been addressed a while ago and this is now checked
in raw-posix, so we don't have to special case this in blockdev-add any
more.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
Kevin Wolf 2016-09-07 15:26:42 +02:00
parent 24df38b00e
commit 0ffcdd9c06
2 changed files with 1 additions and 16 deletions
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15
blockdev.c
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@ -3832,21 +3832,6 @@ void qmp_blockdev_add(BlockdevOptions *options, Error **errp)
QDict *qdict;
Error *local_err = NULL;
/* TODO Sort it out in raw-posix and drive_new(): Reject aio=native with
* cache.direct=false instead of silently switching to aio=threads, except
* when called from drive_new().
*
* For now, simply forbidding the combination for all drivers will do. */
if (options->has_aio && options->aio == BLOCKDEV_AIO_OPTIONS_NATIVE) {
bool direct = options->has_cache &&
options->cache->has_direct &&
options->cache->direct;
if (!direct) {
error_setg(errp, "aio=native requires cache.direct=true");
goto fail;
}
}
visit_type_BlockdevOptions(v, NULL, &options, &local_err);
if (local_err) {
error_propagate(errp, local_err);

2
tests/qemu-iotests/087.out
View file

@ -27,7 +27,7 @@ QMP_VERSION
Testing:
QMP_VERSION
{"return": {}}
{"error": {"class": "GenericError", "desc": "aio=native requires cache.direct=true"}}
{"error": {"class": "GenericError", "desc": "aio=native was specified, but it requires cache.direct=on, which was not specified."}}
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "SHUTDOWN"}