linux-kernel - Re: [PATCH v3 0/2] arm64: livepatch: Enable livepatch without sframe

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Message-ID: <574A91AA-7FF9-4BB7-A7E9-2D4C3FE805F1@fb.com>
Date: Tue, 25 Mar 2025 13:37:38 +0000
From: Song Liu <songliubraving@...a.com>
To: Petr Mladek <pmladek@...e.com>
CC: Song Liu <song@...nel.org>,
        "linux-arm-kernel@...ts.infradead.org"
	<linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>,
        "linux-toolchains@...r.kernel.org"
	<linux-toolchains@...r.kernel.org>,
        "live-patching@...r.kernel.org"
	<live-patching@...r.kernel.org>,
        "indu.bhagat@...cle.com"
	<indu.bhagat@...cle.com>,
        "puranjay@...nel.org" <puranjay@...nel.org>,
        "wnliu@...gle.com" <wnliu@...gle.com>,
        "irogers@...gle.com"
	<irogers@...gle.com>,
        "joe.lawrence@...hat.com" <joe.lawrence@...hat.com>,
        "jpoimboe@...nel.org" <jpoimboe@...nel.org>,
        "mark.rutland@....com"
	<mark.rutland@....com>,
        "peterz@...radead.org" <peterz@...radead.org>,
        "roman.gushchin@...ux.dev" <roman.gushchin@...ux.dev>,
        "rostedt@...dmis.org"
	<rostedt@...dmis.org>,
        "will@...nel.org" <will@...nel.org>,
        Kernel Team
	<kernel-team@...a.com>
Subject: Re: [PATCH v3 0/2] arm64: livepatch: Enable livepatch without sframe

Hi Petr,

> On Mar 25, 2025, at 8:53 AM, Petr Mladek <pmladek@...e.com> wrote:

[...]

>> 
>> Given the increasing need of livepatching, and relatively long time before
>> sframe is fully ready (for both gcc and clang), we would like to enable
>> livepatch without sframe.
>> 
>> Thanks!
>> 
>> [1] https://lore.kernel.org/live-patching/20250127213310.2496133-1-wnliu@google.com/ 
>> [2] https://lore.kernel.org/live-patching/20250129232936.1795412-1-song@kernel.org/ 
>> [3] https://urldefense.com/v3/__https://sourceware.org/bugzilla/show_bug.cgi?id=32589__;!!Bt8RZUm9aw!8CB9ByorcyTxDW3rQ6_GEeMTJN9rHWCydNdIW1FRb_2-LQ6RTrSerZq9E-s8kXEB12JJ_v07xkyc2w$ 
>> [4] https://lore.kernel.org/linux-arm-kernel/20241017092538.1859841-1-mark.rutland@arm.com/
> 
> Hi, I am sorry but I haven't found time to look at this in time before
> the merge window. Is it acceptable to postpone this change to 6.16,
> please?

Yes, we can postpone this to 6.16. I will resend the patchset after 
the merge window.

Thanks,
Song