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From: "Luck, Tony" <tony.luck@intel.com>
To: Ming Lei <ming.lei@redhat.com>
Cc: Jens Axboe <axboe@kernel.dk>, linux-block@vger.kernel.org
Subject: Re: [PATCH RESEND 0/2] blk-mq: fix lockdep warning between sysfs_lock and cpu hotplug lock
Date: Fri, 6 Dec 2024 08:23:54 -0800	[thread overview]
Message-ID: <Z1MlGjnT6PrfHmnT@agluck-desk3> (raw)
In-Reply-To: <20241206111611.978870-1-ming.lei@redhat.com>

On Fri, Dec 06, 2024 at 07:16:05PM +0800, Ming Lei wrote:
> Hello,
> 
> The 1st patch is one prep patch.
> 
> The 2nd one fixes lockdep warning triggered by dependency between
> q->sysfs_lock and cpuhotplug_lock.
> 
> 
> Ming Lei (2):
>   blk-mq: register cpuhp callback after hctx is added to xarray table
>   blk-mq: move cpuhp callback registering out of q->sysfs_lock
> 
>  block/blk-mq.c | 108 ++++++++++++++++++++++++++++++++++++++++++-------
>  1 file changed, 94 insertions(+), 14 deletions(-)

Ming,

Thanks for the patches. They work for me.

Tested-by: Tony Luck <tony.luck@intel.com>

-Tony


  parent reply	other threads:[~2024-12-06 16:23 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-12-06 11:16 [PATCH RESEND 0/2] blk-mq: fix lockdep warning between sysfs_lock and cpu hotplug lock Ming Lei
2024-12-06 11:16 ` [PATCH RESEND 1/2] blk-mq: register cpuhp callback after hctx is added to xarray table Ming Lei
2024-12-06 11:16 ` [PATCH RESEND 2/2] blk-mq: move cpuhp callback registering out of q->sysfs_lock Ming Lei
2024-12-06 16:23 ` Luck, Tony [this message]
2024-12-06 16:49 ` [PATCH RESEND 0/2] blk-mq: fix lockdep warning between sysfs_lock and cpu hotplug lock Jens Axboe
2024-12-06 17:19 ` Reinette Chatre

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