block_job_error_action() needs to know if reading from the top node or
writing to the base node failed so that it can set the right 'operation'
in the BLOCK_JOB_ERROR QMP event.
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
block/commit.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/block/commit.c b/block/commit.c
index 2992a1012f..8e672799af 100644
--- a/block/commit.c
+++ b/block/commit.c
@@ -143,6 +143,7 @@ static int coroutine_fn commit_run(Job *job, Error **errp)
for (offset = 0; offset < len; offset += n) {
bool copy;
+ bool error_in_source = true;
/* Note that even when no rate limit is applied we need to yield
* with no pending I/O here so that bdrv_drain_all() returns.
@@ -162,11 +163,15 @@ static int coroutine_fn commit_run(Job *job, Error **errp)
ret = blk_co_pread(s->top, offset, n, buf, 0);
if (ret >= 0) {
ret = blk_co_pwrite(s->base, offset, n, buf, 0);
+ if (ret < 0) {
+ error_in_source = false;
+ }
}
}
if (ret < 0) {
BlockErrorAction action =
- block_job_error_action(&s->common, s->on_error, false, -ret);
+ block_job_error_action(&s->common, s->on_error,
+ error_in_source, -ret);
if (action == BLOCK_ERROR_ACTION_REPORT) {
goto out;
} else {
--
2.20.1