From: Matthew Wilcox <matthew@wil.cx>
To: Arnd Bergmann <arnd@arndb.de>
Cc: liqin.chen@sunplusct.com,
Andrew Morton <akpm@linux-foundation.org>,
linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org,
torvalds@linux-foundation.org
Subject: Re: [PATCH] asm-generic: add EMAXERRNO
Date: Mon, 15 Jun 2009 07:31:51 -0600 [thread overview]
Message-ID: <20090615133151.GI19977@parisc-linux.org> (raw)
In-Reply-To: <200906151530.10299.arnd@arndb.de>
On Mon, Jun 15, 2009 at 03:30:09PM +0200, Arnd Bergmann wrote:
> Some architectures want to flag error returns from a syscall based on
> the return value. The range from zero to -511 is for errors that
> we can return to user space, so add a #define for this to
> include/asm-generic/errno.h.
I thought we could return anything up to -4095.
--
Matthew Wilcox Intel Open Source Technology Centre
"Bill, look, we understand that you're interested in selling us this
operating system, but compare it to ours. We can't possibly take such
a retrograde step."
next prev parent reply other threads:[~2009-06-15 13:31 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-06-09 6:26 [PATCH 07/27] score: create head files elf.h emergency-restart.h errno.h liqin.chen
2009-06-09 6:26 ` liqin.chen
2009-06-09 17:20 ` Arnd Bergmann
2009-06-13 6:39 ` liqin.chen
2009-06-13 6:39 ` liqin.chen
2009-06-13 22:23 ` Arnd Bergmann
2009-06-15 12:11 ` liqin.chen
2009-06-15 12:11 ` liqin.chen
2009-06-15 13:30 ` [PATCH] asm-generic: add EMAXERRNO Arnd Bergmann
2009-06-15 13:31 ` Matthew Wilcox [this message]
2009-06-15 14:02 ` Arnd Bergmann
2009-06-16 3:04 ` liqin.chen
2009-06-16 3:04 ` liqin.chen
2009-06-16 14:13 ` Arnd Bergmann
2009-06-15 13:33 ` liqin.chen
2009-06-15 13:33 ` liqin.chen
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