linux-kernel - Re: [PATCH v4 0/4] Implement inline static calls on PPC32

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Message-ID: <174089027712.25244.560287768025207621.b4-ty@linux.ibm.com>
Date: Sun,  2 Mar 2025 10:10:30 +0530
From: Madhavan Srinivasan <maddy@...ux.ibm.com>
To: Shrikanth Hegde <sshegde@...ux.ibm.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Josh Poimboeuf <jpoimboe@...nel.org>, Jason Baron <jbaron@...mai.com>,
        Steven Rostedt <rostedt@...dmis.org>, Ard Biesheuvel <ardb@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>,
        Borislav Petkov <bp@...en8.de>,
        Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
        "H. Peter Anvin" <hpa@...or.com>,
        Michael Ellerman <mpe@...erman.id.au>,
        Nicholas Piggin <npiggin@...il.com>, Naveen N Rao <naveen@...nel.org>,
        Christophe Leroy <christophe.leroy@...roup.eu>
Cc: linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH v4 0/4] Implement inline static calls on PPC32 - v4

On Tue, 03 Dec 2024 20:44:48 +0100, Christophe Leroy wrote:
> This series implements inline static calls on PPC32.
> 
> First patch adds to static_call core the ability to pass the
> trampoline address at the same time as the site address to
> arch_static_call_transform() so that it can fallback on branching to
> the trampoline when the site is too far (Max distance for direct
> branch is 32 Mbytes on powerpc).
> 
> [...]

Applied to powerpc/next.

[1/4] static_call_inline: Provide trampoline address when updating sites
      https://git.kernel.org/powerpc/c/d856bc3ac7d9ca88b3f52d8e08e58ce892dc3ce1
[2/4] objtool/powerpc: Add support for decoding all types of uncond branches
      https://git.kernel.org/powerpc/c/bb7f054f4de260dc14813230cfe4ca7299647b6e
[3/4] powerpc: Prepare arch_static_call_transform() for supporting inline static calls
      https://git.kernel.org/powerpc/c/6626f98ed55a7a20b1852e7d263a96d8f5a1b59f
[4/4] powerpc/static_call: Implement inline static calls
      https://git.kernel.org/powerpc/c/f50b45626e053dc10792c680cabbbadbf8c001e7

Thanks