Re: [patch v2] epoll use a single inode ...

[Sami Farin]

On Tue, Mar 06, 2007 at 21:20:33 +0100, Eric Dumazet wrote:
...
> I rewrote the reciprocal_div() for i386 so that one multiply is used.
> 
> static inline u32 reciprocal_divide(u32 A, u32 R)
> {
> #if __i386
>         unsigned int edx, eax;
>         asm("mul %2":"=a" (eax), "=d" (edx):"rm" (R), "0" (A));
               ^^^

mul does not work if R is memory operand.
mull should be used instead.

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