linux-kernel - RE: [RFC] arm:remove clear_thread_flag(TIF

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Date:	Fri, 31 Oct 2014 15:59:37 +0800
From:	"Wang, Yalin" <Yalin.Wang@...ymobile.com>
To:	'Joe Perches' <joe@...ches.com>
CC:	'Will Deacon' <will.deacon@....com>,
	'Ard Biesheuvel' <ard.biesheuvel@...aro.org>,
	'Russell King - ARM Linux' <linux@....linux.org.uk>,
	"'linux-kernel@...r.kernel.org'" <linux-kernel@...r.kernel.org>,
	"'akinobu.mita@...il.com'" <akinobu.mita@...il.com>,
	"'linux-mm@...ck.org'" <linux-mm@...ck.org>,
	"'linux-arm-kernel@...ts.infradead.org'" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: RE: [RFC] arm:remove clear_thread_flag(TIF_UPROBE)

> From: Joe Perches [mailto:joe@...ches.com]
> > > > @@ -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 ?  :)
> 
> Try read Documentation/CodingStyle
> 
> 		Chapter 3: Placing Braces and Spaces
> 
> use braces in both branches:
> 
> if (condition) {
> 	do_this();
> 	do_that();
> } else {
> 	otherwise();
> }
> 

Got it,  I will resend one .
Thanks

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