linux-kernel - Re: [PATCH v2 3/6] powerpc: Convert flush_icache

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Message-ID: <20190904133506.GO9749@gate.crashing.org>
Date:   Wed, 4 Sep 2019 08:35:06 -0500
From:   Segher Boessenkool <segher@...nel.crashing.org>
To:     "Alastair D'Silva" <alastair@....ibm.com>
Cc:     Christophe Leroy <christophe.leroy@....fr>,
        David Hildenbrand <david@...hat.com>,
        linux-kernel@...r.kernel.org, Nicholas Piggin <npiggin@...il.com>,
        Mike Rapoport <rppt@...ux.vnet.ibm.com>, Qian Cai <cai@....pw>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Paul Mackerras <paulus@...ba.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        linuxppc-dev@...ts.ozlabs.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        Allison Randal <allison@...utok.net>
Subject: Re: [PATCH v2 3/6] powerpc: Convert flush_icache_range & friends to C

On Wed, Sep 04, 2019 at 01:23:36PM +1000, Alastair D'Silva wrote:
> > Maybe also add "msr" in the clobbers.
> > 
> Ok.

There is no known register "msr" in GCC.


Segher