On Tue, 28 Jan 2025 20:04:12 +0530, Nilay Shroff wrote:
> There're two patches in this patchest.
> The first patch removes redundant q->sysfs_dir_lock.
> The second patch fixes nr_hw_queue update racing with disk addition/
> removal.
>
> In the current implementation we use q->sysfs_dir_lock for protecting
> kobject addition/deletion while we register/unregister blk-mq with
> sysfs. However the sysfs/kernfs internal implementation already protects
> against the simultaneous addtion/deletion of kobjects. So in that sense
> use of q->sysfs_dir_lock appears redundant.
>
> [...]
Applied, thanks!
[1/2] block: get rid of request queue ->sysfs_dir_lock
commit: fe6628608627424fb4a6d4c8d2235822457c5d9c
[2/2] block: fix nr_hw_queue update racing with disk addition/removal
commit: 14ef49657ff3b7156952b2eadcf2e5bafd735795
Best regards,
--
Jens Axboe
