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    Subject[PATCH] i386: optimize memset of 6 and 8 bytes
    Tne network code does memset for 6 and 8 byte values, that can easily
    be optimized into simple assignments without string instructions.

    Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>


    --- a/include/asm-i386/string.h 2007-08-17 15:14:37.000000000 -0700
    +++ b/include/asm-i386/string.h 2007-08-17 16:49:10.000000000 -0700
    @@ -228,6 +228,14 @@ static __always_inline void * __constant
    case 4:
    *(unsigned long *)s = pattern;
    return s;
    + case 6:
    + *(unsigned long *)s = pattern;
    + *(2+(unsigned short *)s) = pattern;
    + return s;
    + case 8:
    + *(unsigned long *)s = pattern;
    + *(1+(unsigned long *)s) = pattern;
    + return s;
    }
    #define COMMON(x) \
    __asm__ __volatile__( \
    -
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