Messages in this thread |  | | | Subject | Re: [PATCH RT 2/2 v4] preempt-rt/x86: Delay calling signals in int3 | | From | Steven Rostedt <> | | Date | Mon, 06 Feb 2012 11:12:24 -0500 |
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On Sun, 2012-02-05 at 20:31 +0100, Oleg Nesterov wrote: > Damn. Sorry for noise... > > On 02/05, Oleg Nesterov wrote: > > > > +int force_sig_info(int sig, struct siginfo *info, struct task_struct *t) > > +{ > > +#ifdef CONFIG_PREEMPT_RT_FULL > > + if (in_atomic()) { > > + if (WARN_ON_ONCE(t != current)) > > 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?
> > But _probably_ this is fine for rt? We are going to take the mutex, > we shouldn't do this in atomic context. But, once again, I do not > really know what in_atomic() means in rt.
in_atomic() is the same in rt as in mainline. It should still work.
-- Steve
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