On 01.04.22 15:16, Hanna Reitz wrote:
On 01.04.22 11:19, Vladimir Sementsov-Ogievskiy wrote:
Add possibility to limit block_copy() call in time. To be used in the
next commit.
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsement...@openvz.org>
---
block/block-copy.c | 26 +++++++++++++++++++-------
block/copy-before-write.c | 2 +-
include/block/block-copy.h | 2 +-
3 files changed, 21 insertions(+), 9 deletions(-)
diff --git a/block/block-copy.c b/block/block-copy.c
index ec46775ea5..b47cb188dd 100644
--- a/block/block-copy.c
+++ b/block/block-copy.c
[...]
@@ -894,12 +902,16 @@ int coroutine_fn block_copy(BlockCopyState *s,
int64_t start, int64_t bytes,
.max_workers = BLOCK_COPY_MAX_WORKERS,
};
- return block_copy_common(&call_state);
-}
+ ret = qemu_co_timeout(block_copy_async_co_entry, call_state,
timeout_ns,
+ g_free);
A direct path for timeout_ns == 0 might still be nice to have.
Ah, never mind, just saw that qemu_co_timeout() itself has a direct path
for this. Hadn’t noticed that before.
