Re: [PATCH RT 2/2 v4] preempt-rt/x86: Delay calling signals in int3
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- To: Oleg Nesterov <oleg@xxxxxxxxxx>
- Subject: Re: [PATCH RT 2/2 v4] preempt-rt/x86: Delay calling signals in int3
- From: Steven Rostedt <rostedt@xxxxxxxxxxx>
- Date: Mon, 06 Feb 2012 11:38:08 -0500
- Cc: linux-kernel@xxxxxxxxxxxxxxx, linux-rt-users <linux-rt-users@xxxxxxxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Carsten Emde <C.Emde@xxxxxxxxx>, John Kacur <jkacur@xxxxxxxxxx>, Masami Hiramatsu <masami.hiramatsu.pt@xxxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, "H. Peter Anvin" <hpa@xxxxxxxxx>, Alexander van Heukelum <heukelum@xxxxxxxxxxx>, Andi Kleen <ak@xxxxxxxxxxxxxxx>, Clark Williams <williams@xxxxxxxxxx>, Luis Goncalves <lgoncalv@xxxxxxxxxx>, stable-rt@xxxxxxxxxxxxxxx
- In-reply-to: <20120206162532.GA6951@redhat.com>
- References: <20120203182853.547078531@goodmis.org> <20120203183041.427463295@goodmis.org> <20120203184016.GA10413@redhat.com> <1328299833.5882.211.camel@gandalf.stny.rr.com> <20120205192305.GB12183@redhat.com> <20120205193146.GC12183@redhat.com> <1328544744.2200.11.camel@gandalf.stny.rr.com> <20120206162532.GA6951@redhat.com>
On Mon, 2012-02-06 at 17:25 +0100, Oleg Nesterov wrote:
> On 02/06, Steven Rostedt wrote:
> > > This is certainly wrong in upstream kernel. It does use force_
> > > this way although it shouldn't imho.
> >
> > It's wrong in upstream even with the #ifdef define here?
>
> No, the patch has no effect if !CONFIG_PREEMPT_RT_FULL.
Well then, it is perfectly correct for the upstream kernel with the
#ifdef CONFIG_PREEMPT_RT_FULL added ;-)
-- Steve
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