linux-kernel - Re: [PATCH 4/7] Remove the use of

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Date:	Mon, 28 Aug 2006 11:25:40 +0200
From:	Andreas Schwab <schwab@...e.de>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
	Jeff Dike <jdike@...toit.com>,
	Bjoern Steinbrink <B.Steinbrink@....de>,
	Arjan van de Ven <arjan@...radead.org>,
	Chase Venters <chase.venters@...entec.com>,
	Andrew Morton <akpm@...l.org>,
	Russell King <rmk+lkml@....linux.org.uk>, rusty@...tcorp.com.au
Subject: Re: [PATCH 4/7] Remove the use of _syscallX macros in UML

Arnd Bergmann <arnd@...db.de> writes:

>  int switcheroo(int fd, int prot, void *from, void *to, int size)
>  {
> -	if(munmap(to, size) < 0){
> +	if (syscall(munmap, to, size) < 0){

s/unmap/__NR_unmap/

>  		return(-1);
>  	}
> -	if(mmap(to, size, prot, MAP_SHARED | MAP_FIXED, fd, 0) == (void*) -1){
> +	if (syscall(mmap, to, size, prot, MAP_SHARED | MAP_FIXED, fd, 0) == (void*) -1){

s/mmap/__NR_mmap/

>  		return(-1);
>  	}
> -	if(munmap(from, size) < 0){
> +	if (syscall(munmap, from, size) < 0){

s/unmap/__NR_unmap/

Andreas.

-- 
Andreas Schwab, SuSE Labs, schwab@...e.de
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
PGP key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."
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