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From: afzal.mohd.ma@gmail.com (afzal mohammed)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 2/4] ARM: nommu: dynamic exception base address setting
Date: Thu, 9 Mar 2017 18:16:40 +0530	[thread overview]
Message-ID: <20170309124640.GA8369@afzalpc> (raw)
In-Reply-To: <7ab1dfbd-9240-4f4b-70e2-d09ffc1039de@uclinux.org>

Hi,

On Thu, Mar 09, 2017 at 09:51:58AM +1000, Greg Ungerer wrote:
> The patch below works too. Thanks for the quick response.

Thanks Greg for verifying

Vladimir, would the diff like below okay ?

Regards
afzal

> > ---8<---
> > diff --git a/arch/arm/mm/nommu.c b/arch/arm/mm/nommu.c
> > index 3b5c7aaf9c76..081562f5436e 100644
> > --- a/arch/arm/mm/nommu.c
> > +++ b/arch/arm/mm/nommu.c
> > @@ -303,7 +303,9 @@ static inline void set_vbar(unsigned long val)
> >   */
> >  static inline bool security_extensions_enabled(void)
> >  {
> > -	return !!cpuid_feature_extract(CPUID_EXT_PFR1, 4);
> > +	if ((read_cpuid_id() & 0x000F0000) == 0x000F0000)
> > +		return !!cpuid_feature_extract(CPUID_EXT_PFR1, 4);
> > +	return 0;
> >  }
> >  
> >  static unsigned long __init setup_vectors_base(void)
> > 

  reply	other threads:[~2017-03-09 12:46 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <314159a7-b664-1256-647d-c05880ad7710@uclinux.org>
2017-03-08  9:56 ` [PATCH v2 2/4] ARM: nommu: dynamic exception base address setting Vladimir Murzin
2017-03-08 12:39   ` Greg Ungerer
2017-03-08 16:22 ` afzal mohammed
2017-03-08 23:51   ` Greg Ungerer
2017-03-09 12:46     ` afzal mohammed [this message]
2017-03-09 12:55       ` Vladimir Murzin
2017-03-10 14:08         ` afzal mohammed
2017-01-22  3:16 [PATCH v2 0/4] ARM: v7-A !MMU support, prepare CONFIG_VECTORS_BASE removal afzal mohammed
2017-01-22  3:20 ` [PATCH v2 2/4] ARM: nommu: dynamic exception base address setting afzal mohammed

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