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Re: [Qemu-devel] [PATCHv2 5/9] migration: search for zero instead of dup
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From: |
Eric Blake |
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Subject: |
Re: [Qemu-devel] [PATCHv2 5/9] migration: search for zero instead of dup pages |
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Date: |
Tue, 19 Mar 2013 10:55:09 -0600 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130311 Thunderbird/17.0.4 |
On 03/15/2013 09:50 AM, Peter Lieven wrote:
> virtually all dup pages are zero pages. remove
> the speical is_dup_page() function and use the
s/speical/special/
> optimized buffer_is_zero() function instead.
>
> Signed-off-by: Peter Lieven <address@hidden>
> ---
> arch_init.c | 17 +----------------
> 1 file changed, 1 insertion(+), 16 deletions(-)
Reviewed-by: Eric Blake <address@hidden>
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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- Re: [Qemu-devel] [PATCHv2 4/9] bitops: use vector algorithm to optimize find_next_bit(), (continued)
- [Qemu-devel] [PATCHv2 7/9] migration: do not sent zero pages in bulk stage, Peter Lieven, 2013/03/15
- [Qemu-devel] [PATCHv2 5/9] migration: search for zero instead of dup pages, Peter Lieven, 2013/03/15
- Re: [Qemu-devel] [PATCHv2 5/9] migration: search for zero instead of dup pages,
Eric Blake <=
- [Qemu-devel] [PATCHv2 1/9] move vector definitions to qemu-common.h, Peter Lieven, 2013/03/15
- [Qemu-devel] [PATCHv2 6/9] migration: add an indicator for bulk state of ram migration, Peter Lieven, 2013/03/15