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[Qemu-devel] Re: [PATCH v2] qemu-kvm: Speed up of the dirty-bitmap-trave

From: Avi Kivity
Subject: [Qemu-devel] Re: [PATCH v2] qemu-kvm: Speed up of the dirty-bitmap-traveling
Date: Wed, 10 Feb 2010 15:20:14 +0200
User-agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv: Gecko/20100120 Fedora/3.0.1-1.fc12 Thunderbird/3.0.1

On 02/10/2010 12:52 PM, OHMURA Kei wrote:
> dirty-bitmap-traveling is carried out by byte size in qemu-kvm.c.
> But We think that dirty-bitmap-traveling by long size is faster than by byte
> size especially when most of memory is not dirty.
> --- a/bswap.h
> +++ b/bswap.h
> @@ -209,7 +209,6 @@ static inline void cpu_to_be32wu(uint32_t *p, uint32_t v)
>  #define cpu_to_32wu cpu_to_le32wu
>  #endif
> -#undef le_bswap
>  #undef be_bswap
>  #undef le_bswaps

Anthony, is it okay to export le_bswap this way, or will you want

error compiling committee.c: too many arguments to function

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