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[Xen-devel] Re: [PATCH] x86: hold mm->page_table_lock while doing vmallo
| To: | Jeremy Fitzhardinge <jeremy@xxxxxxxx> |
|---|---|
| Subject: | [Xen-devel] Re: [PATCH] x86: hold mm->page_table_lock while doing vmalloc_sync |
| From: | "H. Peter Anvin" <hpa@xxxxxxxxx> |
| Date: | Thu, 21 Oct 2010 14:26:30 -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> |
| Delivery-date: | Thu, 21 Oct 2010 14:27:32 -0700 |
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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.
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.
-hpa
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