From: Dan Carpenter <dan.carpenter@oracle.com>
To: "Michal Koutný" <mkoutny@suse.com>
Cc: Tejun Heo <tj@kernel.org>, kernel-janitors@vger.kernel.org
Subject: Re: [bug report] cgroup: Honor caller's cgroup NS when resolving path
Date: Wed, 31 Aug 2022 13:07:48 +0300 [thread overview]
Message-ID: <20220831100748.GJ2071@kadam> (raw)
In-Reply-To: <20220831090042.GB1845@blackbody.suse.cz>
On Wed, Aug 31, 2022 at 11:00:42AM +0200, Michal Koutný wrote:
> Hello Dan Carpenter.
>
> On Wed, Aug 31, 2022 at 10:08:09AM +0300, Dan Carpenter <dan.carpenter@oracle.com> wrote:
> > The kernfs_walk_and_get() function calls down_read() (a semaphore) so
> > it can't be called while holding a spinlock.
>
> Thanks for the report (I should have looked deeper into
> kernfs_walk_and_get).
>
> I'd propose a patch like bellow.
>
> Are you OK with adding
> > Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
> as I'll send the proposed patch to public mailing lists.
>
Yes, please. Thanks!
regards,
dan carpenter
next prev parent reply other threads:[~2022-08-31 10:08 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-31 7:08 [bug report] cgroup: Honor caller's cgroup NS when resolving path Dan Carpenter
2022-08-31 9:00 ` Michal Koutný
2022-08-31 10:07 ` Dan Carpenter [this message]
2022-09-04 19:40 ` Tejun Heo
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