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block: Move node without parents to main AioContext

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A node should only be in a non-default AioContext if a user is attached
to it that requires this. When the last parent of a node is gone, it can
move back to the main AioContext.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Kevin Wolf 2019-04-24 18:04:42 +02:00
parent 2e9cdab300
commit ad943dcb22
3 changed files with 6 additions and 3 deletions
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3
tests/test-block-iothread.c
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@ -713,9 +713,8 @@ static void test_attach_preserve_blk_ctx(void)
/* Remove the node again */
blk_remove_bs(blk);
/* TODO bs should move back to main context here */
g_assert(blk_get_aio_context(blk) == ctx);
g_assert(bdrv_get_aio_context(bs) == ctx);
g_assert(bdrv_get_aio_context(bs) == qemu_get_aio_context());
/* Re-attach the node */
blk_insert_bs(blk, bs, &error_abort);