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block/aio_task: assert max_busy_tasks is greater than 0

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All code in block/aio_task.c expects `max_busy_tasks` to always
be greater than 0.

Assert this condition during the AioTaskPool creation where
`max_busy_tasks` is set.

Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20211005161157.282396-3-sgarzare@redhat.com>
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
This commit is contained in:
Stefano Garzarella 2021-10-05 18:11:57 +02:00 committed by Vladimir Sementsov-Ogievskiy
parent 8fc898ce0b
commit a9515df4d6
1 changed files with 2 additions and 0 deletions
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2
block/aio_task.c
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@ -98,6 +98,8 @@ AioTaskPool *coroutine_fn aio_task_pool_new(int max_busy_tasks)
{
AioTaskPool *pool = g_new0(AioTaskPool, 1);
assert(max_busy_tasks > 0);
pool->main_co = qemu_coroutine_self();
pool->max_busy_tasks = max_busy_tasks;