linux-kernel - Re: ignoring unimplemented functions that are old and crusty on shiny new ports

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Message-Id: <200708150711.34700.rgetz@blackfin.uclinux.org>
Date:	Wed, 15 Aug 2007 07:11:34 -0400
From:	Robin Getz <rgetz@...ckfin.uclinux.org>
To:	"Mike Frysinger" <vapier@...too.org>
Cc:	"LKML" <linux-kernel@...r.kernel.org>, vapier.adi@...il.com,
	sam@...nborg.org, "Andrew Morton" <akpm@...ux-foundation.org>
Subject: Re: ignoring unimplemented functions that are old and crusty on shiny new ports

On Mon 13 Aug 2007 22:05, Mike Frysinger pondered:
> would it be possible to get the class of "old and crusty" functions
> permanently ignored ?  i'm thinking of course of "uselib" and "sysfs"
> ...
> Blackfin does not implement either of these and i think that's a good
> thing
> 
> Signed-off-by: Mike Frysinger <vapier@...too.org>
> ---
> diff --git a/scripts/checksyscalls.sh b/scripts/checksyscalls.sh
> index 0dcc01c..7f1a830 100755
> --- a/scripts/checksyscalls.sh
> +++ b/scripts/checksyscalls.sh
> @@ -104,6 +104,10 @@ cat << EOF
>  #define __IGNORE_sync_file_range
>  #endif
>  
> +/* Old optional stuff no one actually uses */
> +#define __IGNORE_sysfs
> +#define __IGNORE_uselib
> +
>  /* Unmerged syscalls for AFS, STREAMS, etc. */
>  #define __IGNORE_afs_syscall
>  #define __IGNORE_getpmsg
> -

This seems like a good idea to me - as checksyscalls.sh is currently warning 
about things we didn't implement on purpose.

-Robin
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