linux-kernel - Re: [PATCH 0/2] Consolidate redundant register/stack access code

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Message-ID: <20150616101216.08a56f1a@mschwide>
Date:	Tue, 16 Jun 2015 10:12:16 +0200
From:	Martin Schwidefsky <schwidefsky@...ibm.com>
To:	David Long <dave.long@...aro.org>
Cc:	"H. Peter Anvin" <hpa@...or.com>,
	Andy Lutomirski <luto@...capital.net>,
	Anton Blanchard <anton@...ba.org>,
	Behan Webster <behanw@...verseincode.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Eric Paris <eparis@...hat.com>,
	Heiko Carstens <heiko.carstens@...ibm.com>,
	Ingo Molnar <mingo@...hat.com>,
	Jan Willeke <willeke@...ibm.com>,
	Kees Cook <keescook@...omium.org>,
	Michael Ellerman <mpe@...erman.id.au>,
	Nikolay Borisov <Nikolay.Borisov@....com>,
	Oleg Nesterov <oleg@...hat.com>,
	Paul Mackerras <paulus@...ba.org>,
	Richard Kuo <rkuo@...eaurora.org>,
	Robert Richter <rric@...nel.org>,
	Roland McGrath <roland@...k.frob.com>,
	Russell King <linux@....linux.org.uk>,
	Tejun Heo <tj@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Will Deacon <will.deacon@....com>,
	linux-arm-kernel@...ts.infradead.org,
	linux-hexagon@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-s390@...r.kernel.org, linux-sh@...r.kernel.org,
	linux390@...ibm.com, linuxppc-dev@...ts.ozlabs.org, x86@...nel.org
Subject: Re: [PATCH 0/2] Consolidate redundant register/stack access code

On Mon, 15 Jun 2015 12:42:57 -0400
David Long <dave.long@...aro.org> wrote:

> From: "David A. Long" <dave.long@...aro.org>
> 
> Move duplicate and functionally equivalent code for accessing registers
> and stack (CONFIG_HAVE_REGS_AND_STACK_ACCESS_API) from arch subdirs into
> common kernel files.
> 
> Note: Help regression testing s390, hexagon, and sh would be appreciated.
>       Powerpc builds but I have not verified the functionality.
> 
> David A. Long (2):
>   Move the pt_regs_offset struct definition from arch to common include
>     file
>   Consolidate redundant register/stack access code

Compiles & boots on a s390 box. The code for regs_query_register_offset
and regs_query_register_name is a bit more complex for s390 compared
to the current state of things. Should be equivalent though.

-- 
blue skies,
   Martin.

"Reality continues to ruin my life." - Calvin.

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