Live Patching
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From: Josh Poimboeuf <jpoimboe@kernel.org>
To: Yafang Shao <laoar.shao@gmail.com>
Cc: jikos@kernel.org, mbenes@suse.cz, pmladek@suse.com,
	 joe.lawrence@redhat.com, song@kernel.org,
	live-patching@vger.kernel.org,
	 Wardenjohn <zhangwarden@gmail.com>
Subject: Re: [PATCH v7 for-next 4/8] livepatch: Deprecate stack_order
Date: Thu, 27 Aug 2026 17:29:03 -0700	[thread overview]
Message-ID: <apDWJIGt7utIr2oA@jpoimboe> (raw)
In-Reply-To: <20260825114641.80452-5-laoar.shao@gmail.com>

On Tue, Aug 25, 2026 at 07:46:37PM +0800, Yafang Shao wrote:
> stack_order is no longer needed for atomic-replace livepatches, as a
> single function can only be modified by a unique replace_set.
> Since this livepatch sysfs interface is mainly intended for kernel
> developers, backward compatibility does not need to be maintained.
> 
> Signed-off-by: Yafang Shao <laoar.shao@gmail.com>
> Cc: Wardenjohn <zhangwarden@gmail.com>
> Acked-by: Song Liu <song@kernel.org>
> ---
>  .../ABI/removed/sysfs-kernel-livepatch        | 16 +++++++++++++
>  .../ABI/testing/sysfs-kernel-livepatch        |  9 -------
>  kernel/livepatch/core.c                       | 24 -------------------
>  3 files changed, 16 insertions(+), 33 deletions(-)
>  create mode 100644 Documentation/ABI/removed/sysfs-kernel-livepatch
> 
> diff --git a/Documentation/ABI/removed/sysfs-kernel-livepatch b/Documentation/ABI/removed/sysfs-kernel-livepatch
> new file mode 100644
> index 000000000000..fb6ff9c3b43e
> --- /dev/null
> +++ b/Documentation/ABI/removed/sysfs-kernel-livepatch
> @@ -0,0 +1,16 @@
> +What:		/sys/kernel/livepatch/<patch>/replace
> +Date:		Jun 2024
> +KernelVersion:	6.11.0
> +Contact:	live-patching@vger.kernel.org
> +Description:
> +		An attribute which indicates whether the patch supports
> +		atomic-replace.

This part belongs in that other patch which removed it?

-- 
Josh

  reply	other threads:[~2026-08-28  0:29 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-25 11:46 [PATCH v7 for-next 0/8] livepatch: Introduce replace set support Yafang Shao
2026-08-25 11:46 ` [PATCH v7 for-next 1/8] livepatch: Make klp_find_func() non static Yafang Shao
2026-09-08 14:24   ` Miroslav Benes
2026-08-25 11:46 ` [PATCH v7 for-next 2/8] livepatch: Call klp_init_patch_early() earlier Yafang Shao
2026-08-25 12:06   ` sashiko-bot
2026-08-25 12:11     ` Yafang Shao
2026-08-27 23:57   ` Josh Poimboeuf
2026-08-28  2:24     ` Yafang Shao
2026-09-08 14:24   ` Miroslav Benes
2026-08-25 11:46 ` [PATCH v7 for-next 3/8] livepatch: Implement replace set for scoped atomic replace Yafang Shao
2026-08-25 11:59   ` sashiko-bot
2026-08-25 12:10     ` Yafang Shao
2026-08-28  0:26   ` Josh Poimboeuf
2026-08-28  3:03     ` Yafang Shao
2026-08-28  3:39       ` Josh Poimboeuf
2026-08-28  5:42         ` Yafang Shao
2026-09-02  7:31   ` Replace rules: was: " Petr Mladek
2026-09-02  9:40     ` Yafang Shao
2026-09-02 11:50       ` Yafang Shao
2026-09-03 10:01         ` Petr Mladek
2026-09-06  2:58           ` Yafang Shao
2026-09-03  9:27       ` Petr Mladek
2026-09-03 21:18         ` Song Liu
2026-09-06  8:34           ` Yafang Shao
2026-09-09 12:32         ` Miroslav Benes
2026-09-09 18:45           ` Song Liu
2026-09-10  8:31             ` Miroslav Benes
2026-09-10  9:17               ` Yafang Shao
2026-09-10 21:59               ` Song Liu
2026-09-02  7:34   ` documentation: " Petr Mladek
2026-09-02  9:50     ` Yafang Shao
2026-09-03  7:30       ` Petr Mladek
2026-09-02  7:37   ` code cleanup: " Petr Mladek
2026-09-02  9:52     ` Yafang Shao
2026-08-25 11:46 ` [PATCH v7 for-next 4/8] livepatch: Deprecate stack_order Yafang Shao
2026-08-28  0:29   ` Josh Poimboeuf [this message]
2026-08-28  3:14     ` Yafang Shao
2026-09-02 12:01   ` Petr Mladek
2026-09-02 12:20     ` Yafang Shao
2026-08-25 11:46 ` [PATCH v7 for-next 5/8] selftests/livepatch: Adapt atomic replace tests to provides/obsoletes Yafang Shao
2026-08-28  0:31   ` Josh Poimboeuf
2026-08-28  3:56     ` Yafang Shao
2026-09-02 13:45   ` Petr Mladek
2026-09-03  3:23     ` Yafang Shao
2026-08-25 11:46 ` [PATCH v7 for-next 6/8] selftests/livepatch: Add provides/obsoletes test scenarios Yafang Shao
2026-09-02 15:15   ` Petr Mladek
2026-09-03  5:43     ` Yafang Shao
2026-08-25 11:46 ` [PATCH v7 for-next 7/8] selftests/livepatch: Add test for state ID conflict across provides Yafang Shao
2026-09-02 15:25   ` Petr Mladek
2026-09-03  5:44     ` Yafang Shao
2026-08-25 11:46 ` [PATCH v7 for-next 8/8] selftests/livepatch: Add test for function " Yafang Shao
2026-09-02 15:51   ` Petr Mladek
2026-09-03  5:48     ` Yafang Shao

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