diff options
| author | John Snow <jsnow@redhat.com> | 2016-10-27 12:06:58 -0400 |
|---|---|---|
| committer | Jeff Cody <jcody@redhat.com> | 2016-11-01 07:55:57 -0400 |
| commit | 8254b6d9534ba6a7d078a717e777fefe75ec27b6 (patch) | |
| tree | ddecba3c1b7004fa8bc8428128668da1f7497e57 /blockjob.c | |
| parent | 47970dfb0a611f6468a0ba44781b4610525d1af1 (diff) | |
blockjob: centralize QMP event emissions
There's no reason to leave this to blockdev; we can do it in blockjobs
directly and get rid of an extra callback for most users.
All non-internal events, even those created outside of QMP, will
consistently emit events.
Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Jeff Cody <jcody@redhat.com>
Message-id: 1477584421-1399-5-git-send-email-jsnow@redhat.com
Signed-off-by: Jeff Cody <jcody@redhat.com>
Diffstat (limited to 'blockjob.c')
| -rw-r--r-- | blockjob.c | 23 |
1 files changed, 19 insertions, 4 deletions
diff --git a/blockjob.c b/blockjob.c index c286fc3a98..309ef9a35c 100644 --- a/blockjob.c +++ b/blockjob.c @@ -38,6 +38,9 @@ #include "qemu/timer.h" #include "qapi-event.h" +static void block_job_event_cancelled(BlockJob *job); +static void block_job_event_completed(BlockJob *job, const char *msg); + /* Transactional group of block jobs */ struct BlockJobTxn { @@ -127,7 +130,6 @@ void *block_job_create(const char *job_id, const BlockJobDriver *driver, BlockBackend *blk; BlockJob *job; - assert(cb); if (bs->job) { error_setg(errp, QERR_DEVICE_IN_USE, bdrv_get_device_name(bs)); return NULL; @@ -239,7 +241,20 @@ static void block_job_completed_single(BlockJob *job) job->driver->abort(job); } } - job->cb(job->opaque, job->ret); + + if (job->cb) { + job->cb(job->opaque, job->ret); + } + if (block_job_is_cancelled(job)) { + block_job_event_cancelled(job); + } else { + const char *msg = NULL; + if (job->ret < 0) { + msg = strerror(-job->ret); + } + block_job_event_completed(job, msg); + } + if (job->txn) { block_job_txn_unref(job->txn); } @@ -553,7 +568,7 @@ static void block_job_iostatus_set_err(BlockJob *job, int error) } } -void block_job_event_cancelled(BlockJob *job) +static void block_job_event_cancelled(BlockJob *job) { if (block_job_is_internal(job)) { return; @@ -567,7 +582,7 @@ void block_job_event_cancelled(BlockJob *job) &error_abort); } -void block_job_event_completed(BlockJob *job, const char *msg) +static void block_job_event_completed(BlockJob *job, const char *msg) { if (block_job_is_internal(job)) { return; |