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| author | Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> | 2022-04-19 08:31:55 +0900 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2022-05-01 06:41:41 -0600 |
| commit | 0b8d7622ab1859bec082bd01c5e11137195f3d52 (patch) | |
| tree | aa677dfa47d5827011667c0a2b23a31344fb46ba /drivers/block/aoe/aoemain.c | |
| parent | f01e49fb17bfabcac417c6ad6e55aae0fe6fb360 (diff) | |
| download | linux-stable-0b8d7622ab1859bec082bd01c5e11137195f3d52.tar.gz linux-stable-0b8d7622ab1859bec082bd01c5e11137195f3d52.tar.bz2 linux-stable-0b8d7622ab1859bec082bd01c5e11137195f3d52.zip | |
aoe: Avoid flush_scheduled_work() usage
Flushing system-wide workqueues is dangerous and will be forbidden.
Replace system_wq with local aoe_wq.
Link: https://lkml.kernel.org/r/49925af7-78a8-a3dd-bce6-cfc02e1a9236@I-love.SAKURA.ne.jp
Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Link: https://lore.kernel.org/r/abb37616-eec9-2794-e21e-7c623085d987@I-love.SAKURA.ne.jp
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block/aoe/aoemain.c')
| -rw-r--r-- | drivers/block/aoe/aoemain.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/block/aoe/aoemain.c b/drivers/block/aoe/aoemain.c index 1e4e2971171c..6238c4c87cfc 100644 --- a/drivers/block/aoe/aoemain.c +++ b/drivers/block/aoe/aoemain.c @@ -16,6 +16,7 @@ MODULE_DESCRIPTION("AoE block/char driver for 2.6.2 and newer 2.6 kernels"); MODULE_VERSION(VERSION); static struct timer_list timer; +struct workqueue_struct *aoe_wq; static void discover_timer(struct timer_list *t) { @@ -35,6 +36,7 @@ aoe_exit(void) aoechr_exit(); aoedev_exit(); aoeblk_exit(); /* free cache after de-allocating bufs */ + destroy_workqueue(aoe_wq); } static int __init @@ -42,9 +44,13 @@ aoe_init(void) { int ret; + aoe_wq = alloc_workqueue("aoe_wq", 0, 0); + if (!aoe_wq) + return -ENOMEM; + ret = aoedev_init(); if (ret) - return ret; + goto dev_fail; ret = aoechr_init(); if (ret) goto chr_fail; @@ -77,6 +83,8 @@ aoe_init(void) aoechr_exit(); chr_fail: aoedev_exit(); + dev_fail: + destroy_workqueue(aoe_wq); printk(KERN_INFO "aoe: initialisation failure.\n"); return ret; |