linux-kernel - Re: [PATCH v4 2/2] livepatch: Add using attribute to klp

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Message-ID: <20240904071424.lmonwdbq5clw7kb7@treble>
Date: Wed, 4 Sep 2024 00:14:24 -0700
From: Josh Poimboeuf <jpoimboe@...nel.org>
To: zhang warden <zhangwarden@...il.com>
Cc: Miroslav Benes <mbenes@...e.cz>, Jiri Kosina <jikos@...nel.org>,
	Petr Mladek <pmladek@...e.com>,
	Joe Lawrence <joe.lawrence@...hat.com>,
	live-patching@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 2/2] livepatch: Add using attribute to klp_func for
 using function show

On Wed, Sep 04, 2024 at 02:34:44PM +0800, zhang warden wrote:
> In the scenario where multiple people work together to maintain the
> same system, or a long time running system, the patch sets will
> inevitably be cumulative. I think kernel can maintain and tell user
> this most accurate information by one sysfs interface.

If there are multiple people applying patches independently from each
other (to the same function even!), you are playing with fire, as there
could easily be implicit dependencies and conflicts between the patches.

-- 
Josh