From: Ralf Baechle <ralf@linux-mips.org>
To: Franck Bui-Huu <vagabon.xyz@gmail.com>
Cc: linux-mips <linux-mips@linux-mips.org>
Subject: Re: Question about signal syscalls !
Date: Thu, 1 Feb 2007 18:10:28 +0000 [thread overview]
Message-ID: <20070201181028.GA16964@linux-mips.org> (raw)
In-Reply-To: <cda58cb80702010654w74527a34k4ed229b499b8f9b2@mail.gmail.com>
On Thu, Feb 01, 2007 at 03:54:40PM +0100, Franck Bui-Huu wrote:
> Let's take for example sys_sigreturn(). In my understanding this
> syscall is used automatically when the signal handler returns. At this
> time, I don't see the point to save the static registers since they
> have been already saved by setup_sigcontext().
>
> Actually I don't see why they need to be saved/restored at all...
There is no need. Seems you found a harmless but longstanding but
introduced by c40738a70f3e02e8554b78af334dc95356a78989.
Ralf
next prev parent reply other threads:[~2007-02-01 18:10 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-02-01 10:43 Question about signal syscalls ! Franck Bui-Huu
2007-02-01 13:57 ` Ralf Baechle
2007-02-01 14:54 ` Franck Bui-Huu
2007-02-01 17:01 ` David Daney
2007-02-02 8:55 ` Franck Bui-Huu
2007-02-02 16:04 ` David Daney
2007-02-02 16:36 ` Franck Bui-Huu
2007-02-02 16:53 ` Daniel Jacobowitz
2007-02-02 20:03 ` Franck Bui-Huu
2007-02-02 20:18 ` Franck Bui-Huu
2007-02-02 16:56 ` David Daney
2007-02-02 19:58 ` Franck Bui-Huu
2007-02-02 20:41 ` David Daney
2007-02-05 0:55 ` Daniel Jacobowitz
2007-02-05 1:10 ` Ralf Baechle
2007-02-05 2:30 ` Daniel Jacobowitz
2007-02-05 6:00 ` David Daney
2007-02-05 9:17 ` Franck Bui-Huu
2007-02-05 9:08 ` Franck Bui-Huu
2007-02-01 18:10 ` Ralf Baechle [this message]
2007-02-02 8:54 ` Franck Bui-Huu
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