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From:   Michael Ellerman <patch-notifications@ellerman.id.au>
To:     Paul Mackerras <paulus@samba.org>,
        Michael Ellerman <mpe@ellerman.id.au>,
        Christophe Leroy <christophe.leroy@csgroup.eu>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc:     Steven Rostedt <rostedt@goodmis.org>, linux-kernel@vger.kernel.org,
        Peter Zijlstra <peterz@infradead.org>,
        linuxppc-dev@lists.ozlabs.org, Ard Biesheuvel <ardb@kernel.org>,
        Josh Poimboeuf <jpoimboe@redhat.com>,
        Jason Baron <jbaron@akamai.com>
In-Reply-To: <6ec2a7865ed6a5ec54ab46d026785bafe1d837ea.1630484892.git.christophe.leroy@csgroup.eu>
References: <6ec2a7865ed6a5ec54ab46d026785bafe1d837ea.1630484892.git.christophe.leroy@csgroup.eu>
Subject: Re: [PATCH v3] powerpc/32: Add support for out-of-line static calls
Message-Id: <163584790887.1845480.9565993990239448984.b4-ty@ellerman.id.au>
Date:   Tue, 02 Nov 2021 21:11:48 +1100
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On Wed, 1 Sep 2021 08:30:21 +0000 (UTC), Christophe Leroy wrote:
> Add support for out-of-line static calls on PPC32. This change
> improve performance of calls to global function pointers by
> using direct calls instead of indirect calls.
> 
> The trampoline is initialy populated with a 'blr' or branch to target,
> followed by an unreachable long jump sequence.
> 
> [...]

Applied to powerpc/next.

[1/1] powerpc/32: Add support for out-of-line static calls
      https://git.kernel.org/powerpc/c/5c810ced36ae1a8f1a7403c1635b0dc07c115086

cheers