From: Jeff Layton <jlayton@kernel.org>
To: Jakub Kicinski <kuba@kernel.org>
Cc: "Andrew Morton" <akpm@linux-foundation.org>,
"David S. Miller" <davem@davemloft.net>,
"Eric Dumazet" <edumazet@google.com>,
"Paolo Abeni" <pabeni@redhat.com>,
"Simon Horman" <horms@kernel.org>,
"Maarten Lankhorst" <maarten.lankhorst@linux.intel.com>,
"Maxime Ripard" <mripard@kernel.org>,
"Thomas Zimmermann" <tzimmermann@suse.de>,
"David Airlie" <airlied@gmail.com>,
"Simona Vetter" <simona@ffwll.ch>,
"Jani Nikula" <jani.nikula@linux.intel.com>,
"Joonas Lahtinen" <joonas.lahtinen@linux.intel.com>,
"Rodrigo Vivi" <rodrigo.vivi@intel.com>,
"Tvrtko Ursulin" <tursulin@ursulin.net>,
"Kuniyuki Iwashima" <kuniyu@amazon.com>,
"Qasim Ijaz" <qasdev00@gmail.com>,
"Nathan Chancellor" <nathan@kernel.org>,
"Andrew Lunn" <andrew@lunn.ch>,
linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org,
"Thomas Weißschuh" <thomas.weissschuh@linutronix.de>,
"Jani Nikula" <jani.nikula@intel.com>
Subject: Re: [PATCH v9 00/10] ref_tracker: add ability to register a debugfs file for a ref_tracker_dir
Date: Sat, 10 May 2025 07:17:35 -0400 [thread overview]
Message-ID: <dd6d7bab06000e50758d15b5a4712f2472e98a9b.camel@kernel.org> (raw)
In-Reply-To: <20250509160036.50d629f9@kernel.org>
On Fri, 2025-05-09 at 16:00 -0700, Jakub Kicinski wrote:
> On Fri, 09 May 2025 11:53:36 -0400 Jeff Layton wrote:
> > This one just fixes a typo in the ref_tracker_dir_init() kerneldoc
> > header. I'm only resending so the CI will pick it up.
>
> We got a bunch of:
>
> [ 0.457561][ T0] ref_tracker: ref_tracker: unable to create debugfs file for net_refcnt@ffffffff92da4870: -ENOENT
> [ 0.457561][ T0] ref_tracker: ref_tracker: unable to create debugfs file for net_notrefcnt@ffffffff92da48f8: -ENOENT
>
> [ 0.973191][ T1] ref_tracker: ref_tracker: unable to create debugfs file for netdev@ffff888004d0c5a8: -ENOENT
>
> [ 1.150784][ T1] ref_tracker: ref_tracker: unable to create debugfs file for netdev@ffff8880053fc5a8: -ENOENT
>
> [ 1.660680][ T1] ref_tracker: ref_tracker: unable to create debugfs file for netdev@ffff8880085f95a8: -ENOENT
>
> in the CI at boot. Presumably init_net and loopback.
>
> https://netdev-3.bots.linux.dev/vmksft-net-drv-dbg/results/113741/vm-start-thr0-0/stdout
Makes sense. I had an earlier version that only attempted to create the
debugfs file if the directory was already created, but Andrew had
complained about the error checking I was doing on debugfs. That would
silence these warnings. I'll see about bringing that back.
--
Jeff Layton <jlayton@kernel.org>
prev parent reply other threads:[~2025-05-10 11:17 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-05-09 15:53 Jeff Layton
2025-05-09 15:53 ` [PATCH v9 01/10] ref_tracker: don't use %pK in pr_ostream() output Jeff Layton
2025-05-09 15:53 ` [PATCH v9 02/10] ref_tracker: add a top level debugfs directory for ref_tracker Jeff Layton
2025-05-09 15:53 ` [PATCH v9 03/10] ref_tracker: have callers pass output function to pr_ostream() Jeff Layton
2025-05-09 15:53 ` [PATCH v9 04/10] ref_tracker: add a static classname string to each ref_tracker_dir Jeff Layton
2025-05-09 15:53 ` [PATCH v9 05/10] ref_tracker: allow pr_ostream() to print directly to a seq_file Jeff Layton
2025-05-09 15:53 ` [PATCH v9 06/10] ref_tracker: automatically register a file in debugfs for a ref_tracker_dir Jeff Layton
2025-05-09 15:53 ` [PATCH v9 07/10] ref_tracker: add a way to create a symlink to the ref_tracker_dir debugfs file Jeff Layton
2025-05-09 15:53 ` [PATCH v9 08/10] net: add symlinks to ref_tracker_dir for netns Jeff Layton
2025-05-09 15:53 ` [PATCH v9 09/10] i915: add ref_tracker_dir symlinks for each tracker Jeff Layton
2025-05-09 15:53 ` [PATCH v9 10/10] ref_tracker: eliminate the ref_tracker_dir name field Jeff Layton
2025-05-09 23:00 ` [PATCH v9 00/10] ref_tracker: add ability to register a debugfs file for a ref_tracker_dir Jakub Kicinski
2025-05-10 11:17 ` Jeff Layton [this message]
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