From: Borislav Petkov <bp@alien8.de>
To: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Greg KH <gregkh@linuxfoundation.org>,
mingo@redhat.com, tglx@linutronix.de, xen-devel@lists.xen.org,
linux-kernel@vger.kernel.org, samu.kallio@aberdeencloud.com,
kraman@redhat.com, jwboyer@redhat.com
Subject: Re: Is: x86: mm: Fix vmalloc_fault oops during lazy MMU updates Was: Re: [PATCH] mm/x86: Flush lazy MMU when DEBUG_PAGEALLOC is set
Date: Thu, 28 Feb 2013 17:32:39 +0100 [thread overview]
Message-ID: <20130228163239.GE9767@pd.tnic> (raw)
In-Reply-To: <512F856B.5090801@oracle.com>
On Thu, Feb 28, 2013 at 11:27:23AM -0500, Boris Ostrovsky wrote:
> What was the suggestion exactly? I don't remember seeing that message.
Use the paravirt patching facility to replace arch_flush_lazy_mmu_mode()
with a nop when running on baremetal. I.e., the whole functionality
around apply_paravirt() et al.
--
Regards/Gruss,
Boris.
Sent from a fat crate under my desk. Formatting is fine.
--
next prev parent reply other threads:[~2013-02-28 16:32 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-26 23:57 [PATCH] mm/x86: Flush lazy MMU when DEBUG_PAGEALLOC is set Boris Ostrovsky
2013-02-27 22:40 ` H. Peter Anvin
2013-02-27 23:00 ` Greg KH
2013-02-27 23:07 ` H. Peter Anvin
2013-02-28 14:29 ` Is: x86: mm: Fix vmalloc_fault oops during lazy MMU updates Was: " Konrad Rzeszutek Wilk
2013-02-28 15:38 ` Borislav Petkov
2013-02-28 15:53 ` H. Peter Anvin
2013-02-28 16:10 ` Borislav Petkov
2013-02-28 16:20 ` Boris Ostrovsky
2013-02-28 16:22 ` Borislav Petkov
2013-02-28 16:24 ` H. Peter Anvin
2013-02-28 16:27 ` Boris Ostrovsky
2013-02-28 16:32 ` Borislav Petkov [this message]
2013-02-28 18:14 ` Steven Rostedt
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