From: Thomas Gleixner <tglx@linutronix.de>
To: Roland McGrath <roland@redhat.com>
Cc: LKML <linux-kernel@vger.kernel.org>, Ingo Molnar <mingo@elte.hu>,
Ulrich Drepper <drepper@redhat.com>,
Oleg Nesterov <oleg@tv-sign.ru>,
Michael Kerrisk <mtk.manpages@googlemail.com>
Subject: Re: [RFC patch 0/3] signals: add rt_tgsigqueueinfo syscall
Date: Wed, 1 Oct 2008 09:51:44 +0200 (CEST) [thread overview]
Message-ID: <alpine.LFD.1.10.0810010950320.5549@apollo.tec.linutronix.de> (raw)
In-Reply-To: <20081001063945.0B44D154215@magilla.localdomain>
On Tue, 30 Sep 2008, Roland McGrath wrote:
> The core of this looks fine to me. Presumably this would be expressed in
> userland as pthread_sigqueue.
Yes, that would match the pthread_kill then.
> You are missing compat_sys_rt_tgsigqueueinfo for e.g. the
> arch/x86/ia32/ia32entry.S table.
Duh, did not think about that.
> The clean way to do that would be a do_rt_tgsigqueueinfo taking
> the siginfo_t * (not __user). That is, just split out the copy_from_user,
> so compat_sys_rt_tgsigqueueinfo does copy_siginfo_from_user32 instead.
Will do.
Thanks,
tglx
next prev parent reply other threads:[~2008-10-01 7:53 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-09-30 19:48 Thomas Gleixner
2008-09-30 19:48 ` [RFC patch 1/3] signals: split do_tkill Thomas Gleixner
2008-09-30 19:49 ` [RFC patch 2/3] signals: implement sys_rt_tgsigqueueinfo Thomas Gleixner
2008-09-30 19:49 ` [RFC patch 3/3] x86: hookup sys_rt_tgsigqueueinfo Thomas Gleixner
2008-10-01 6:39 ` [RFC patch 0/3] signals: add rt_tgsigqueueinfo syscall Roland McGrath
2008-10-01 7:51 ` Thomas Gleixner [this message]
2008-10-07 13:49 ` Michael Kerrisk
2008-10-07 20:21 ` Roland McGrath
2008-10-08 2:50 ` Michael Kerrisk
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