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SubjectRe: [PATCH] Cleanup port 0x80 use (was: Re: IO delay ...)
On Mon, 18 Mar 2002 10:18:06 +0100 (CET), 
Martin Wilck <> wrote:
>On Sun, 17 Mar 2002, Jamie Lokier wrote:
>> As long as __SLOW_DOWN_IO_PORT is a simple constant, you can just use
>> this instead:
>> #define __SLOW_DOWN_IO_ASM "\noutb %%al,$" #__SLOW_DOWN_IO_PORT
>What cpp are you guys using? Mine does stringification (#s) only with
>arguments of function-like macros. However

Recent 2.4 and 2.5 kernels have include/linux/stringify.h. This should

#define __SLOW_DOWN_IO_ASM "\noutb %%al,$" __stringify(__SLOW_DOWN_IO_PORT)

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