From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rolf Eike Beer Subject: Re: [PATCH] parisc: Suspend lockup detectors before system halt Date: Tue, 25 Jul 2017 22:01:34 +0200 Message-ID: <2651830.be6NMSIgim@daneel.sf-tec.de> References: <20170725194141.GA14760@p100.box> <5403864.sYzayCyLUt@daneel.sf-tec.de> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart12833711.hfPd7gA7iN"; micalg="pgp-"; protocol="application/pgp-signature" Cc: James Bottomley , John David Anglin To: linux-parisc@vger.kernel.org Return-path: In-Reply-To: List-ID: List-Id: linux-parisc.vger.kernel.org --nextPart12833711.hfPd7gA7iN Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Helge Deller wrote: > On 25.07.2017 21:47, Rolf Eike Beer wrote: > > Helge Deller wrote: > >> Some machines can't power off the machine, so disable the lockup > >> detectors > >> to avoid this watchdog BUG to show up every few seconds: > >> watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [systemd-shutdow:1] > > > > I don't think HPPA is the only architecture that has this problem, > > Maybe. > I haven't heard of others yet, probably because most other architectures > do power off themselves, so they won't see this problem. > > > so isn't there a generic solution? Or: is it time to add one? > > Sure, you are welcome to test, post and discuss patches upstream if you > like. It's not a very critical issue, so I can wait with pushing my patch. I wont be able to do anything like that this week (maybe longer), so please go ahead with your patch to get rid of the annoying warning. Cleanups later. Eike --nextPart12833711.hfPd7gA7iN Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part. Content-Transfer-Encoding: 7Bit -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iEYEABECAAYFAll3o6MACgkQXKSJPmm5/E7SxwCfR8ldYOoCYzOyFH8Sg2BiXw/L Eo8Ani+1ffhpzNiHRRGsBlpNcXqpSGzP =tm8q -----END PGP SIGNATURE----- --nextPart12833711.hfPd7gA7iN--