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Message-ID: <dd6d7bab06000e50758d15b5a4712f2472e98a9b.camel@kernel.org> Date: Sat, 10 May 2025 07:17:35 -0400 From: Jeff Layton <jlayton@...nel.org> To: Jakub Kicinski <kuba@...nel.org> Cc: Andrew Morton <akpm@...ux-foundation.org>, "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>, Simon Horman <horms@...nel.org>, Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, Jani Nikula <jani.nikula@...ux.intel.com>, Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>, Rodrigo Vivi <rodrigo.vivi@...el.com>, Tvrtko Ursulin <tursulin@...ulin.net>, Kuniyuki Iwashima <kuniyu@...zon.com>, Qasim Ijaz <qasdev00@...il.com>, Nathan Chancellor <nathan@...nel.org>, Andrew Lunn <andrew@...n.ch>, linux-kernel@...r.kernel.org, netdev@...r.kernel.org, dri-devel@...ts.freedesktop.org, intel-gfx@...ts.freedesktop.org, Thomas Weißschuh <thomas.weissschuh@...utronix.de>, Jani Nikula <jani.nikula@...el.com> Subject: Re: [PATCH v9 00/10] ref_tracker: add ability to register a debugfs file for a ref_tracker_dir 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@...fffff92da4870: -ENOENT > [ 0.457561][ T0] ref_tracker: ref_tracker: unable to create debugfs file for net_notrefcnt@...fffff92da48f8: -ENOENT > > [ 0.973191][ T1] ref_tracker: ref_tracker: unable to create debugfs file for netdev@...f888004d0c5a8: -ENOENT > > [ 1.150784][ T1] ref_tracker: ref_tracker: unable to create debugfs file for netdev@...f8880053fc5a8: -ENOENT > > [ 1.660680][ T1] ref_tracker: ref_tracker: unable to create debugfs file for netdev@...f8880085f95a8: -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@...nel.org>
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