Messages in this thread | | | Date | Fri, 15 Oct 2021 16:36:11 +0800 | From | Ming Lei <> | Subject | Re: [PATCH v8 11/12] zram: fix crashes with cpu hotplug multistate |
| |
On Thu, Oct 14, 2021 at 05:22:40PM -0700, Luis Chamberlain wrote: > On Fri, Oct 15, 2021 at 07:52:04AM +0800, Ming Lei wrote: ... > > > > We need to understand the exact reason why there is still cpuhp node > > left, can you share us the exact steps for reproducing the issue? > > Otherwise we may have to trace and narrow down the reason. > > See my commit log for my own fix for this issue.
OK, thanks!
I can reproduce the issue, and the reason is that reset_store fails zram_remove() when unloading module, then the warning is caused.
The top 3 patches in the following tree can fix the issue:
https://github.com/ming1/linux/commits/my_v5.15-blk-dev
Thanks, Ming
| |