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| author | Fam Zheng <famz@redhat.com> | 2017-04-07 14:54:10 +0800 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2017-04-07 14:44:06 +0200 |
| commit | bb2614e991d88166fccf4a26c7180ee39f39a48d (patch) | |
| tree | 547519fb34dd9030be8640a96745eeb85f3096a7 | |
| parent | c26a5ab71338a53340257233bd172bbe22c06b16 (diff) | |
| download | focaccia-qemu-bb2614e991d88166fccf4a26c7180ee39f39a48d.tar.gz focaccia-qemu-bb2614e991d88166fccf4a26c7180ee39f39a48d.zip | |
block: Assert attached child node has right aio context
Suggested-by: Kevin Wolf <kwolf@redhat.com> Signed-off-by: Fam Zheng <famz@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
| -rw-r--r-- | block.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/block.c b/block.c index 927ba89eb7..b8a30115e1 100644 --- a/block.c +++ b/block.c @@ -1752,6 +1752,9 @@ static void bdrv_replace_child_noperm(BdrvChild *child, { BlockDriverState *old_bs = child->bs; + if (old_bs && new_bs) { + assert(bdrv_get_aio_context(old_bs) == bdrv_get_aio_context(new_bs)); + } if (old_bs) { if (old_bs->quiesce_counter && child->role->drained_end) { child->role->drained_end(child); @@ -1852,6 +1855,7 @@ BdrvChild *bdrv_attach_child(BlockDriverState *parent_bs, bdrv_get_cumulative_perm(parent_bs, &perm, &shared_perm); assert(parent_bs->drv); + assert(bdrv_get_aio_context(parent_bs) == bdrv_get_aio_context(child_bs)); parent_bs->drv->bdrv_child_perm(parent_bs, NULL, child_role, perm, shared_perm, &perm, &shared_perm); |