[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-block] [PATCH 4/4] block: drop bs->job
From: |
Kevin Wolf |
Subject: |
Re: [Qemu-block] [PATCH 4/4] block: drop bs->job |
Date: |
Mon, 17 Jun 2019 18:58:38 +0200 |
User-agent: |
Mutt/1.11.3 (2019-02-01) |
Am 06.06.2019 um 17:41 hat Vladimir Sementsov-Ogievskiy geschrieben:
> Drop remaining users of bs->job:
> 1. assertions actually duplicated by assert(!bs->refcnt)
> 2. trace-point seems not enough reason to change stream_start to return
> BlockJob pointer
> 3. Restricting creation of two jobs based on same bs is bad idea, as
> 3.1 Some jobs creates filters to be their main node, so, this check
> don't actually prevent creating second job on same real node (which
> will create another filter node) (but I hope it is restricted by
> other mechanisms)
> 3.2 Even without bs->job we have two systems of permissions:
> op-blockers and BLK_PERM
> 3.3 We may want to run several jobs on one node one day
This made make check break (test-blockjob tests that you can't create
two block jobs on the same node). So I need to squash in the following,
if you agree.
Kevin
diff --git a/tests/test-blockjob.c b/tests/test-blockjob.c
index 8c91980c70..b33f899873 100644
--- a/tests/test-blockjob.c
+++ b/tests/test-blockjob.c
@@ -122,8 +122,9 @@ static void test_job_ids(void)
/* This one is valid */
job[0] = do_test_id(blk[0], "id0", true);
- /* We cannot have two jobs in the same BDS */
- do_test_id(blk[0], "id1", false);
+ /* We can have two jobs in the same BDS */
+ job[1] = do_test_id(blk[0], "id1", true);
+ job_early_fail(&job[1]->job);
/* Duplicate job IDs are not allowed */
job[1] = do_test_id(blk[1], "id0", false);
- [Qemu-block] [PATCH 0/4] block: drop bs->job, Vladimir Sementsov-Ogievskiy, 2019/06/06
- [Qemu-block] [PATCH 2/4] block/block-backend: blk_iostatus_reset: drop usage of bs->job, Vladimir Sementsov-Ogievskiy, 2019/06/06
- [Qemu-block] [PATCH 4/4] block: drop bs->job, Vladimir Sementsov-Ogievskiy, 2019/06/06
- Re: [Qemu-block] [PATCH 4/4] block: drop bs->job,
Kevin Wolf <=
- [Qemu-block] [PATCH 1/4] block/replication: drop usage of bs->job, Vladimir Sementsov-Ogievskiy, 2019/06/06
- [Qemu-block] [PATCH 3/4] blockdev: blockdev_mark_auto_del: drop usage of bs->job, Vladimir Sementsov-Ogievskiy, 2019/06/06
- Re: [Qemu-block] [Qemu-devel] [PATCH 0/4] block: drop bs->job, no-reply, 2019/06/06
- Re: [Qemu-block] [PATCH 0/4] block: drop bs->job, Kevin Wolf, 2019/06/14