linux-kernel - Re: [PATCH] kernel/cpu: Distinctive name for cpu_hotplug.dep

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Message-ID: <1455539446.5499.2.camel@linux.intel.com>
Date:	Mon, 15 Feb 2016 14:30:46 +0200
From:	Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>
To:	Ingo Molnar <mingo@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>, ego@...ux.vnet.ibm.com
Cc:	Linux kernel development <linux-kernel@...r.kernel.org>,
	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
	Intel graphics driver community testing & development 
	<intel-gfx@...ts.freedesktop.org>
Subject: Re: [PATCH] kernel/cpu: Distinctive name for cpu_hotplug.dep_map

Hi,

According to scripts/get_maintainer.pl Ingo or Peter would be more
appropriate to merge.

Added them as To:

On ke, 2016-02-03 at 22:42 +0530, Gautham R Shenoy wrote:
> Hello Joonas,
> 
> On Wed, Feb 03, 2016 at 04:24:28PM +0200, Joonas Lahtinen wrote:
> > Use distinctive name for cpu_hotplug.dep_map to avoid the actual
> > cpu_hotplug.lock appearing as cpu_hotplug.lock#2 in lockdep splats.
> > 
> > Cc: Gautham R. Shenoy <ego@...ux.vnet.ibm.com>
> > Cc: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> > Cc: Intel graphics driver community testing & development <intel-gf
> > x@...ts.freedesktop.org>
> > Signed-off-by: Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>
> > ---
> >  kernel/cpu.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/kernel/cpu.c b/kernel/cpu.c
> > index 5b9d396..6a13f24 100644
> > --- a/kernel/cpu.c
> > +++ b/kernel/cpu.c
> > @@ -78,7 +78,7 @@ static struct {
> >  	.wq = __WAIT_QUEUE_HEAD_INITIALIZER(cpu_hotplug.wq),
> >  	.lock = __MUTEX_INITIALIZER(cpu_hotplug.lock),
> >  #ifdef CONFIG_DEBUG_LOCK_ALLOC
> > -	.dep_map = {.name = "cpu_hotplug.lock" },
> > +	.dep_map = STATIC_LOCKDEP_MAP_INIT("cpu_hotplug.dep_map",
> > &cpu_hotplug.dep_map),
> 
> Looks good to me!
> Acked-by: Gautham R. Shenoy <ego@...ux.vnet.ibm.com>
> 

Thanks!

Regards, Joonas

> --
> Thanks and Regards
> gautham.
> 
-- 
Joonas Lahtinen
Open Source Technology Center
Intel Corporation