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[Qemu-block] [PULL 19/71] test-bdrv-drain: AioContext switch in drained
From: |
Kevin Wolf |
Subject: |
[Qemu-block] [PULL 19/71] test-bdrv-drain: AioContext switch in drained section |
Date: |
Mon, 25 Feb 2019 16:20:01 +0100 |
Signed-off-by: Kevin Wolf <address@hidden>
Reviewed-by: Eric Blake <address@hidden>
---
tests/test-bdrv-drain.c | 32 ++++++++++++++++++++++++++++++++
1 file changed, 32 insertions(+)
diff --git a/tests/test-bdrv-drain.c b/tests/test-bdrv-drain.c
index ee1740ff06..1b1f6c17a5 100644
--- a/tests/test-bdrv-drain.c
+++ b/tests/test-bdrv-drain.c
@@ -1522,6 +1522,36 @@ static void test_append_to_drained(void)
blk_unref(blk);
}
+static void test_set_aio_context(void)
+{
+ BlockDriverState *bs;
+ IOThread *a = iothread_new();
+ IOThread *b = iothread_new();
+ AioContext *ctx_a = iothread_get_aio_context(a);
+ AioContext *ctx_b = iothread_get_aio_context(b);
+
+ bs = bdrv_new_open_driver(&bdrv_test, "test-node", BDRV_O_RDWR,
+ &error_abort);
+
+ bdrv_drained_begin(bs);
+ bdrv_set_aio_context(bs, ctx_a);
+
+ aio_context_acquire(ctx_a);
+ bdrv_drained_end(bs);
+
+ bdrv_drained_begin(bs);
+ bdrv_set_aio_context(bs, ctx_b);
+ aio_context_release(ctx_a);
+ aio_context_acquire(ctx_b);
+ bdrv_set_aio_context(bs, qemu_get_aio_context());
+ aio_context_release(ctx_b);
+ bdrv_drained_end(bs);
+
+ bdrv_unref(bs);
+ iothread_join(a);
+ iothread_join(b);
+}
+
int main(int argc, char **argv)
{
int ret;
@@ -1603,6 +1633,8 @@ int main(int argc, char **argv)
g_test_add_func("/bdrv-drain/attach/drain", test_append_to_drained);
+ g_test_add_func("/bdrv-drain/set_aio_context", test_set_aio_context);
+
ret = g_test_run();
qemu_event_destroy(&done_event);
return ret;
--
2.20.1
- [Qemu-block] [PULL 10/71] virtio-blk: Increase in_flight for request restart BH, (continued)
- [Qemu-block] [PULL 10/71] virtio-blk: Increase in_flight for request restart BH, Kevin Wolf, 2019/02/25
- [Qemu-block] [PULL 11/71] nbd: Restrict connection_co reentrance, Kevin Wolf, 2019/02/25
- [Qemu-block] [PULL 12/71] io: Make qio_channel_yield() interruptible, Kevin Wolf, 2019/02/25
- [Qemu-block] [PULL 13/71] io: Remove redundant read/write_coroutine assignments, Kevin Wolf, 2019/02/25
- [Qemu-block] [PULL 14/71] nbd: Move nbd_read_eof() to nbd/client.c, Kevin Wolf, 2019/02/25
- [Qemu-block] [PULL 18/71] block: Fix AioContext switch for drained node, Kevin Wolf, 2019/02/25
- [Qemu-block] [PULL 20/71] block: Use normal drain for bdrv_set_aio_context(), Kevin Wolf, 2019/02/25
- [Qemu-block] [PULL 16/71] nbd: Increase bs->in_flight during AioContext switch, Kevin Wolf, 2019/02/25
- [Qemu-block] [PULL 17/71] block: Don't poll in bdrv_set_aio_context(), Kevin Wolf, 2019/02/25
- [Qemu-block] [PULL 15/71] nbd: Use low-level QIOChannel API in nbd_read_eof(), Kevin Wolf, 2019/02/25
- [Qemu-block] [PULL 19/71] test-bdrv-drain: AioContext switch in drained section,
Kevin Wolf <=
- [Qemu-block] [PULL 21/71] aio-posix: Assert that aio_poll() is always called in home thread, Kevin Wolf, 2019/02/25
- [Qemu-block] [PULL 22/71] block: improve should_update_child, Kevin Wolf, 2019/02/25
- [Qemu-block] [PULL 23/71] block: fix bdrv_check_perm for non-tree subgraph, Kevin Wolf, 2019/02/25
- [Qemu-block] [PULL 24/71] tests: add test-bdrv-graph-mod, Kevin Wolf, 2019/02/25
- [Qemu-block] [PULL 25/71] qcow2: Assert that L2 table offsets fit in the L1 table, Kevin Wolf, 2019/02/25
- [Qemu-block] [PULL 32/71] iotests.py: Add filter_imgfmt(), Kevin Wolf, 2019/02/25
- [Qemu-block] [PULL 29/71] block: Skip implicit nodes for filename info, Kevin Wolf, 2019/02/25
- [Qemu-block] [PULL 36/71] block: bdrv_get_full_backing_filename_from_...'s ret. val., Kevin Wolf, 2019/02/25
- [Qemu-block] [PULL 38/71] block: Add bdrv_make_absolute_filename(), Kevin Wolf, 2019/02/25
- [Qemu-block] [PULL 33/71] iotests.py: Add node_info(), Kevin Wolf, 2019/02/25