linux-kernel - Re: [PATCH] arch/tile: new multi-core architecture for Linux

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Date:	Wed, 26 May 2010 10:44:19 +0800
From:	liqin.chen@...plusct.com
To:	Arnd Bergmann <arnd@...db.de>
Cc:	Chris Metcalf <cmetcalf@...era.com>,
	Ulrich Drepper <drepper@...il.com>, linux-arch@...r.kernel.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Chen Liqin <liqin.chen@...plusct.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH] arch/tile: new multi-core architecture for Linux

Arnd Bergmann <arnd@...db.de> 写于 2010-05-25 23:03:11:

> 
> > - You renamed __NR__llseek to __NR_llseek, which of course seems 
pretty
> > reasonable, but libc expects to see the former (both glibc and 
uclibc). 
> > Is it worth requiring non-standard libc code?  I may just add
> > __NR__llseek as an alias in my unistd.h for now.
> 
> That was probably just a mistake on my side. The only other
> architecture using the generic version so far is score, so
> maybe Chen Liqin can comment on how he dealt with this and
> if he depends on the definition now.
> 

When we port glibc to score arch, we fixed the llseek.c file,
remove the underscore before llseek. maybe it has compatible problems, 
but it work ok with score application.

34c34
<   return (loff_t) (INLINE_SYSCALL (_llseek, 5, fd, (off_t) (offset >> 
32),
---
>   return (loff_t) (INLINE_SYSCALL (llseek, 5, fd, (off_t) (offset >> 
32),


--
liqin