From: Roland McGrath <roland@redhat.com>
To: mtk.manpages@gmail.com
Cc: Oleg Nesterov <oleg@redhat.com>,
Thomas Gleixner <tglx@linutronix.de>,
LKML <linux-kernel@vger.kernel.org>,
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 18:25:47 -0700 (PDT) [thread overview]
Message-ID: <20090401012547.3B581FC3AB@magilla.sf.frob.com> (raw)
In-Reply-To: Michael Kerrisk's message of Wednesday, 1 April 2009 14:16:46 +1300 <cfd18e0f0903311816p27a7b8c3jd62e563f4c95299e@mail.gmail.com>
> 1) With rt_siqueueinfo(), we can get the PID (TGID) of the sender,
No. You can get whatever the caller put into the siginfo_t.
Only the si_signo field is set by the kernel.
> With rt_tgsigqueueinfo(), [...]
You still get whatever the caller put into the siginfo_t.
Thanks,
Roland
next prev parent reply other threads:[~2009-04-01 1:27 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-24 10:35 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 ` [patch 0/3] add rt_tgsigqueueinfo syscall -V2 Oleg Nesterov
2009-04-01 1:16 ` Michael Kerrisk
2009-04-01 1:25 ` Roland McGrath [this message]
2009-04-01 1:44 ` Michael Kerrisk
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