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From: "Wang, Yalin" <Yalin.Wang@sonymobile.com>
To: "'Joe Perches'" <joe@perches.com>
CC: "'Will Deacon'" <will.deacon@arm.com>,
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Date: Fri, 31 Oct 2014 15:51:41 +0800
Subject: RE: [RFC] arm:remove clear_thread_flag(TIF_UPROBE)
Thread-Topic: [RFC] arm:remove clear_thread_flag(TIF_UPROBE)
Thread-Index: Ac/03rMWWFkGX/cdRK6lX5CjAvaTsAAALaeg
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> From: Joe Perches [mailto:joe@perches.com]
> > diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c
> []
> > @@ -591,10 +591,9 @@ do_work_pending(struct pt_regs *regs, unsigned int
> thread_flags, int syscall)
> >  					return restart;
> >  				}
> >  				syscall = 0;
> > -			} else if (thread_flags & _TIF_UPROBE) {
> > -				clear_thread_flag(TIF_UPROBE);
> > +			} else if (thread_flags & _TIF_UPROBE)
> >  				uprobe_notify_resume(regs);
> > -			} else {
> > +			else {
> >  				clear_thread_flag(TIF_NOTIFY_RESUME);
> >  				tracehook_notify_resume(regs);
> >  			}
> 
> Please keep the braces.

mm..  could I know the reason ?  :)

Thanks