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[Xen-devel] Re: [PATCH] x86: hold mm->page_table_lock while doing vmallo

To: "H. Peter Anvin" <hpa@xxxxxxxxx>
Subject: [Xen-devel] Re: [PATCH] x86: hold mm->page_table_lock while doing vmalloc_sync
From: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Date: Thu, 21 Oct 2010 14:34:37 -0700
Cc: "Xen-devel@xxxxxxxxxxxxxxxxxxx" <Xen-devel@xxxxxxxxxxxxxxxxxxx>, the arch/x86 maintainers <x86@xxxxxxxxxx>, Linux Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>, Jan Beulich <JBeulich@xxxxxxxxxx>, Ian Campbell <Ian.Campbell@xxxxxxxxxx>
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 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.


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