From: Stanislav Meduna <stano@meduna.org>
To: Rik van Riel <riel@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
Steven Rostedt <rostedt@goodmis.org>,
"linux-rt-users@vger.kernel.org" <linux-rt-users@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
the arch/x86 maintainers <x86@kernel.org>,
Hai Huang <hhuang@redhat.com>
Subject: Re: [PATCH] mm: fix up a spurious page fault whenever it happens
Date: Wed, 22 May 2013 20:04:32 +0200 [thread overview]
Message-ID: <519D08B0.8050707@meduna.org> (raw)
In-Reply-To: <20130522134111.33a695c5@cuia.bos.redhat.com>
On 22.05.2013 19:41, Rik van Riel wrote:
>> I think you should also remove the
>>
>> if (flags & FAULT_FLAG_WRITE)
Done
>>> Can you test the attached patch?
Nope. Fails with the same symptoms, min_flt skyrockets,
the throttler activates and after 2 seconds all is well
again.
This is on Geode LX, I don't have the Celeron M at the hand now.
Thank
--
Stano
next prev parent reply other threads:[~2013-05-22 18:04 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-17 8:42 [PATCH - sort of] x86: Livelock in handle_pte_fault Stanislav Meduna
2013-05-22 0:39 ` Steven Rostedt
2013-05-22 7:32 ` Stanislav Meduna
2013-05-22 12:33 ` Rik van Riel
2013-05-22 15:01 ` Linus Torvalds
2013-05-22 17:41 ` [PATCH] mm: fix up a spurious page fault whenever it happens Rik van Riel
2013-05-22 18:04 ` Stanislav Meduna [this message]
2013-05-22 18:11 ` Steven Rostedt
2013-05-22 18:21 ` Stanislav Meduna
2013-05-22 18:35 ` Rik van Riel
2013-05-22 18:42 ` H. Peter Anvin
2013-05-22 18:43 ` Rik van Riel
2013-05-23 8:07 ` Stanislav Meduna
2013-05-23 12:19 ` Rik van Riel
2013-05-23 13:29 ` Steven Rostedt
2013-05-23 15:06 ` H. Peter Anvin
2013-05-23 15:27 ` Steven Rostedt
2013-05-23 17:24 ` H. Peter Anvin
2013-05-23 17:36 ` Steven Rostedt
2013-05-23 17:38 ` H. Peter Anvin
2013-05-24 8:29 ` Stanislav Meduna
2013-05-24 10:28 ` Stanislav Meduna
2013-05-24 13:06 ` Rik van Riel
2013-05-24 13:55 ` Stanislav Meduna
2013-05-24 14:23 ` Stanislav Meduna
2013-06-16 21:34 ` Stanislav Meduna
2013-06-18 19:13 ` Stanislav Meduna
2013-06-19 5:20 ` Linus Torvalds
2013-06-19 7:36 ` Stanislav Meduna
2013-06-19 8:06 ` Peter Zijlstra
2013-06-20 17:50 ` Stanislav Meduna
2013-05-23 14:45 ` Linus Torvalds
2013-05-23 14:50 ` Linus Torvalds
2013-05-23 15:03 ` Stanislav Meduna
2013-05-22 18:47 ` Stanislav Meduna
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