From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Joakim Tjernlund <joakim.tjernlund@transmode.se>
Cc: "linuxppc-dev@ozlabs.org" <linuxppc-dev@ozlabs.org>,
Rex Feany <RFeany@mrv.com>
Subject: Re: [PATCH] powerpc/8xx: fix regression introduced by cache coherency rewrite
Date: Tue, 29 Sep 2009 17:07:37 +1000 [thread overview]
Message-ID: <1254208057.5771.7.camel@pasglop> (raw)
In-Reply-To: <OF1870F4D5.BB673882-ONC1257640.00233638-C1257640.00236DC9@transmode.se>
On Tue, 2009-09-29 at 08:26 +0200, Joakim Tjernlund wrote:
> > I've tried sticking tlbil_va() in those places, nothing seems to
> help.
> > In some cases userspace is slow, in other cases userspace is faster
> and
> > unstable: sometimes commands hang, sometimes I am able to ctrl-c and
> > and kill it, sometimes I get other strange crashes or falures (so
> far no
> > kernel oopses though).
>
> This is exactly what you get when the "cache insn does not update DAR"
> bug hits
> you.
But then why was it working fine before ? Or it wasn't ?
Ben.
next prev parent reply other threads:[~2009-09-29 7:07 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-24 0:45 [PATCH] powerpc/8xx: fix regression introduced by cache coherency rewrite Rex Feany
2009-09-24 6:44 ` Benjamin Herrenschmidt
2009-09-24 23:33 ` Rex Feany
2009-09-24 23:52 ` Benjamin Herrenschmidt
2009-09-25 1:35 ` Rex Feany
2009-09-25 1:51 ` Benjamin Herrenschmidt
2009-09-25 3:03 ` Benjamin Herrenschmidt
2009-09-25 8:31 ` Joakim Tjernlund
2009-09-25 9:47 ` Benjamin Herrenschmidt
2009-09-25 10:21 ` Joakim Tjernlund
2009-09-25 21:18 ` Rex Feany
2009-09-27 13:22 ` Joakim Tjernlund
2009-09-28 3:21 ` Benjamin Herrenschmidt
2009-09-28 7:22 ` Joakim Tjernlund
2009-09-28 7:34 ` Benjamin Herrenschmidt
2009-09-28 7:39 ` Joakim Tjernlund
2009-09-28 10:02 ` Joakim Tjernlund
2009-09-29 1:21 ` Rex Feany
2009-09-29 6:26 ` Joakim Tjernlund
2009-09-29 7:07 ` Benjamin Herrenschmidt [this message]
2009-09-29 8:13 ` Joakim Tjernlund
2009-09-29 8:16 ` Benjamin Herrenschmidt
2009-09-29 8:24 ` Joakim Tjernlund
2009-09-29 11:56 ` Joakim Tjernlund
2009-09-29 21:03 ` Rex Feany
2009-09-30 7:59 ` Joakim Tjernlund
2009-09-30 8:19 ` Joakim Tjernlund
2009-09-30 9:00 ` Rex Feany
2009-09-30 9:58 ` Joakim Tjernlund
2009-09-30 11:18 ` Joakim Tjernlund
2009-09-30 17:23 ` Joakim Tjernlund
2009-09-30 22:35 ` Benjamin Herrenschmidt
2009-10-01 7:05 ` Joakim Tjernlund
2009-10-02 13:06 ` Joakim Tjernlund
2009-10-02 18:10 ` Joakim Tjernlund
2009-10-02 21:49 ` Scott Wood
2009-10-02 22:04 ` Benjamin Herrenschmidt
2009-10-05 19:28 ` Scott Wood
2009-10-05 20:29 ` Benjamin Herrenschmidt
2009-10-05 21:04 ` Scott Wood
2009-10-03 8:05 ` Joakim Tjernlund
2009-10-03 8:31 ` Benjamin Herrenschmidt
2009-10-03 9:24 ` Joakim Tjernlund
2009-10-03 10:57 ` Benjamin Herrenschmidt
2009-10-03 11:47 ` Joakim Tjernlund
2009-10-04 8:35 ` Joakim Tjernlund
2009-10-04 20:26 ` Benjamin Herrenschmidt
2009-10-04 20:38 ` Joakim Tjernlund
2009-10-05 18:24 ` Scott Wood
2009-10-05 18:50 ` Joakim Tjernlund
2009-10-04 20:10 ` Joakim Tjernlund
2009-10-04 20:28 ` Benjamin Herrenschmidt
2009-10-04 20:45 ` Joakim Tjernlund
2009-10-05 7:28 ` Joakim Tjernlund
2009-10-05 19:16 ` Joakim Tjernlund
2009-10-05 20:28 ` Benjamin Herrenschmidt
2009-09-29 7:07 ` Benjamin Herrenschmidt
2009-09-29 21:09 ` Rex Feany
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