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Message-ID: <1357858846.4838.92.camel@pasglop>
Date: Fri, 11 Jan 2013 10:00:46 +1100
From: Benjamin Herrenschmidt <benh@...nel.crashing.org>
To: Thomas Waldecker <thomas.waldecker@...il.com>
Cc: paulus@...ba.org, rob@...dley.net, linuxppc-dev@...ts.ozlabs.org,
linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] PowerPC documentation: fixed path to the powerpc
directory
On Thu, 2013-01-10 at 13:07 +0100, Thomas Waldecker wrote:
> ppc -> powerpc
I think I already applied something like that in powerpc -next, can you
dbl check ?
Cheers,
Ben.
> Signed-off-by: Thomas Waldecker <thomas.waldecker@...il.com>
> ---
> Documentation/powerpc/cpu_features.txt | 10 +++++-----
> 1 file changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/Documentation/powerpc/cpu_features.txt b/Documentation/powerpc/cpu_features.txt
> index ffa4183..ae09df8 100644
> --- a/Documentation/powerpc/cpu_features.txt
> +++ b/Documentation/powerpc/cpu_features.txt
> @@ -11,10 +11,10 @@ split instruction and data caches, and if the CPU supports the DOZE and NAP
> sleep modes.
>
> Detection of the feature set is simple. A list of processors can be found in
> -arch/ppc/kernel/cputable.c. The PVR register is masked and compared with each
> -value in the list. If a match is found, the cpu_features of cur_cpu_spec is
> -assigned to the feature bitmask for this processor and a __setup_cpu function
> -is called.
> +arch/powerpc/kernel/cputable.c. The PVR register is masked and compared with
> +each value in the list. If a match is found, the cpu_features of cur_cpu_spec
> +is assigned to the feature bitmask for this processor and a __setup_cpu
> +function is called.
>
> C code may test 'cur_cpu_spec[smp_processor_id()]->cpu_features' for a
> particular feature bit. This is done in quite a few places, for example
> @@ -51,6 +51,6 @@ should be used in the majority of cases.
>
> The END_FTR_SECTION macros are implemented by storing information about this
> code in the '__ftr_fixup' ELF section. When do_cpu_ftr_fixups
> -(arch/ppc/kernel/misc.S) is invoked, it will iterate over the records in
> +(arch/powerpc/kernel/misc.S) is invoked, it will iterate over the records in
> __ftr_fixup, and if the required feature is not present it will loop writing
> nop's from each BEGIN_FTR_SECTION to END_FTR_SECTION.
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