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From: robert.richter@amd•com (Robert Richter)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH] oprofile, x86: fix init_sysfs error handling
Date: Wed, 1 Sep 2010 15:07:48 +0200	[thread overview]
Message-ID: <20100901130748.GK22783@erda.amd.com> (raw)
In-Reply-To: <20100901095117.GA4246@elte.hu>

On 01.09.10 05:51:17, Ingo Molnar wrote:
> > @@ -774,7 +781,10 @@ int __init op_nmi_init(struct oprofile_operations *ops)
> >  
> >  	mux_init(ops);
> >  
> > -	init_sysfs();
> > +	ret = init_sysfs();
> 
> FYI, this causes a build error if CONFIG_PM is off:
> 
>    arch/x86/oprofile/nmi_int.c:784: error: expected expression before ?do?
> 
> Due to this assymetric form of the wrapper:
> 
>   #define init_sysfs() do { } while (0)
> 
> The wrapper should be changed to return 0 i suspect, via something like 
> this:
> 
>   static inline int init_sysfs(void) { return 0; }
> 
> (untested)

Ingo, thanks for catching this, fix below.

-Robert

--

  reply	other threads:[~2010-09-01 13:07 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-08-29 18:51 [PATCH 0/3] stop OProfile calling arch_exit when arch_init fails Will Deacon
2010-08-29 18:51 ` [PATCH 1/3] oprofile: don't call arch exit code from init code on failure Will Deacon
2010-08-29 18:52   ` [PATCH 2/3] ARM: oprofile: fix and simplify init/exit functions Will Deacon
2010-08-29 18:52     ` [PATCH 3/3] x86: oprofile: fix oprofile_arch_init behaviour on failure Will Deacon
2010-08-30  9:09       ` Robert Richter
2010-08-31  8:54         ` Will Deacon
2010-08-31  9:05           ` Robert Richter
2010-08-31  9:31             ` Will Deacon
2010-08-31  9:47               ` Robert Richter
2010-08-31 10:30               ` [PATCH] oprofile, x86: fix init_sysfs error handling Robert Richter
2010-09-01  9:51                 ` Ingo Molnar
2010-09-01 13:07                   ` Robert Richter [this message]
2010-08-31 11:01 ` [PATCH 0/3] stop OProfile calling arch_exit when arch_init fails Robert Richter
  -- strict thread matches above, loose matches on Subject: below --
2010-08-30  8:56 [PATCH] oprofile, x86: fix init_sysfs error handling Robert Richter

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