linux-kernel - Re: [PATCH v3 1/2] init: add sys-wrapper.h

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Message-ID: <20100831143003.GA15001@merkur.ravnborg.org>
Date:	Tue, 31 Aug 2010 16:30:03 +0200
From:	Sam Ravnborg <sam@...nborg.org>
To:	Namhyung Kim <namhyung@...il.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Arnd Bergmann <arnd@...db.de>,
	Phillip Lougher <phillip@...gher.demon.co.uk>,
	Al Viro <viro@...iv.linux.org.uk>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/2] init: add sys-wrapper.h

> 
> /*
>  * wrappers for various syscalls for use in the init code
>  *
>  * Copyright (C) 2010  Namhyung Kim <namhyung@...il.com>
>  *
>  * This file is released under the GPLv2.
>  */
> 
> #include <linux/syscalls.h>
> #include <linux/dirent.h>
> #include <linux/types.h>
> #include <linux/fs.h>
> 
> #include <asm/uaccess.h>
> 

Good.
Except that we usually recommend to include files from include/linux
if thye exist rather than asm/xxx

So use: #include <linux/uaccess.h>


> 
> >> +
> >> +#define kern_sys_call(call, ...)             \
> >> +({                                           \
> >> +     long result;                            \
> >> +     mm_segment_t old_fs = get_fs();         \
> >> +     set_fs(KERNEL_DS);                      \
> >> +     result = call(__VA_ARGS__);             \
> >> +     set_fs(old_fs);                         \
> >> +     result;                                 \
> >> +})
> >> +
> >
> > Personal preference...
> > Replace kern_ with kernel_ all over.
> >
> 
> Is this just your preference or general tendency?
I asked git:
$ git grep kern_ | wc -l
962
$ git grep kernel_ | wc -l
6361

There seems to be preference for kernel_

	Sam
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