From: Oleg Nesterov <oleg@redhat.com>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: LKML <linux-kernel@vger.kernel.org>,
Roland McGrath <roland@redhat.com>,
Michael Kerrisk <mtk.manpages@googlemail.com>,
Ulrich Drepper <drepper@redhat.com>,
Andrew Morton <akpm@linux-foundation.org>,
Ingo Molnar <mingo@elte.hu>
Subject: Re: [patch 0/3] add rt_tgsigqueueinfo syscall -V2
Date: Tue, 31 Mar 2009 17:26:10 +0200 [thread overview]
Message-ID: <20090331152610.GC4792@redhat.com> (raw)
In-Reply-To: <20090324102516.459441533@linutronix.de>
On 03/24, Thomas Gleixner wrote:
>
> sys_kill has a counterpart sys_tgkill which allows to send signals to
> a particular thread. sys_rt_sigqueueinfo is lacking such a counterpart.
>
> Aside of the asymetry it is a show stopper for migrating applications
> from other unix-alike RTOSes.
>
> The following patch series implements rt_tgsigqueueinfo and hooks it
> up for x86.
>
> Changes since V1:
> - match rt_siqqueueinfo and rt_tgsigqueueinfo handling of
> info.si_pid/si_uid
I think this all is correct. And I think "Changes since V1" are good,
rt_tgsigqueueinfo() should not play with si_pid/si_uid.
Reviewed-by: Oleg Nesterov <oleg@redhat.com>
next prev parent reply other threads:[~2009-03-31 15:31 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-24 10:35 [patch 0/3] add rt_tgsigqueueinfo syscall -V2 Thomas Gleixner
2009-03-24 10:35 ` [patch 1/3] signals: split do_tkill Thomas Gleixner
2009-03-24 10:35 ` [patch 2/3] signals: implement sys_rt_tgsigqueueinfo Thomas Gleixner
2009-03-24 10:35 ` [patch 3/3] x86: hookup sys_rt_tgsigqueueinfo Thomas Gleixner
2009-03-31 15:26 ` Oleg Nesterov [this message]
2009-04-01 1:16 ` [patch 0/3] add rt_tgsigqueueinfo syscall -V2 Michael Kerrisk
2009-04-01 1:25 ` Roland McGrath
2009-04-01 1:44 ` Michael Kerrisk
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