Hi, 在 2026/7/9 14:09, Christoph Hellwig 写道: > On Sun, Jul 05, 2026 at 03:51:07AM +0800, Yu Kuai wrote: >> From: Yu Kuai <[email protected]> >> >> This RFC moves queue-local blkg topology synchronization from >> q->queue_lock to q->blkcg_mutex. >> >> q->queue_lock is a hot block-layer spinlock used by request queue runtime >> paths, > I don't think it is hot any more. If it is in one of your workloads > we have a deep problem somewhere. That being said, futher removing > uses of his old catch-all lock is always good, hopefully we can > eventually remove it entirely. > > So this series looks great to me conceptually, but I'm unfortunately > not a very qualified reviewer for the blk-cgroup code.
Thanks a lot for taking a look at this RFC set, it's very helpful. It's true that blk-cgroup review is not active for a long time. I'd like to help but I really don't have time to check every block layer patches. > -- Thanks, Kuai
