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From: Suresh Siddha <suresh.b.siddha@intel.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: "Siddha, Suresh B" <suresh.b.siddha@intel.com>,
	"Pallipadi, Venkatesh" <venkatesh.pallipadi@intel.com>,
	"hpa@zytor.com" <hpa@zytor.com>,
	"tglx@linutronix.de" <tglx@linutronix.de>,
	"arjan@linux.intel.com" <arjan@linux.intel.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Jeremy Fitzhardinge <jeremy@goop.org>
Subject: Re: [patch 0/7] x86, cpa: cpa related changes to be inline with TLB Application note
Date: Mon, 15 Sep 2008 22:44:25 -0700	[thread overview]
Message-ID: <20080916054424.GB16486@linux-os.sc.intel.com> (raw)
In-Reply-To: <20080914165908.GA8775@elte.hu>

On Sun, Sep 14, 2008 at 09:59:08AM -0700, Ingo Molnar wrote:
> 
> * Ingo Molnar <mingo@elte.hu> wrote:
> 
> > > Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
> >
> > applied to tip/x86/pat, thanks Suresh.
> 
> hm, -tip testing found sporadic lockups on a testbox today:
> 

hmm. Me the culprit :(

There are more places in the kernel which takes pgd_lock using
spin_lock_irqsave() construct. Need to fix all such places
to use spin_lock(). Will fix it and send a more tested patch set
early next week, after I return from the conferences.

thanks,
suresh

  reply	other threads:[~2008-09-16  5:44 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-09-11 20:30 [patch 0/7] x86, cpa: cpa related changes to be inline with TLB Application note Suresh Siddha
2008-09-11 20:30 ` [patch 1/7] x86, cpa: rename PTE attribute macros for kernel direct mapping in early boot Suresh Siddha
2008-09-11 20:30 ` [patch 2/7] x86, cpa: remove USER permission from the very early identity mapping attribute Suresh Siddha
2008-09-11 20:30 ` [patch 3/7] x86, cpa: make the kernel physical mapping initialization a two pass sequence Suresh Siddha
2008-09-11 20:30 ` [patch 4/7] x86, cpa: dont use large pages for kernel identity mapping with DEBUG_PAGEALLOC Suresh Siddha
2008-09-11 20:30 ` [patch 5/7] x86, cpa: fix taking the pgd_lock with interrupts off Suresh Siddha
2008-09-11 20:30 ` [patch 6/7] x86, cpa: remove cpa pool code Suresh Siddha
2008-09-11 20:30 ` [patch 7/7] x86, cpa: global flush tlb after splitting large page and before doing cpa Suresh Siddha
2008-09-13 17:10   ` Jeremy Fitzhardinge
2008-09-14 15:29 ` [patch 0/7] x86, cpa: cpa related changes to be inline with TLB Application note Ingo Molnar
2008-09-14 16:59   ` Ingo Molnar
2008-09-16  5:44     ` Suresh Siddha [this message]
2008-09-14 15:40 ` Arjan van de Ven
2008-09-14 15:52   ` Ingo Molnar

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