linux-kernel - Re: [PATCH] x86: hold mm->page_table_lock while doing vmalloc

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Message-ID: <4CC0B1ED.4050607@goop.org>
Date:	Thu, 21 Oct 2010 14:34:37 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	"H. Peter Anvin" <hpa@...or.com>
CC:	the arch/x86 maintainers <x86@...nel.org>,
	"Xen-devel@...ts.xensource.com" <Xen-devel@...ts.xensource.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Ian Campbell <Ian.Campbell@...rix.com>,
	Jan Beulich <JBeulich@...ell.com>
Subject: Re: [PATCH] x86: hold mm->page_table_lock while doing vmalloc_sync

 On 10/21/2010 02:26 PM, H. Peter Anvin wrote:
> On 10/21/2010 02:06 PM, Jeremy Fitzhardinge wrote:
>>  Ping?  Have you had any thoughts about possible x86-64 problems with this?
>>
>> Thanks,
>>     J
> I didn't find any, so I already committed your patch to tip:x86/mm two
> days ago.

Oh, thanks!  I didn't see the tip commit.

> Now, it's worth noting that Linus has asked us to get rid of
> vmalloc_sync_all() completely, which would be a good thing in the longer
> term.

Fine by me.

    J
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