From: Peter Zijlstra <peterz@infradead.org>
To: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: live-patching@vger.kernel.org, linux-kernel@vger.kernel.org,
Jessica Yu <jeyu@kernel.org>
Subject: Re: [PATCH 1/7] livepatch: Apply vmlinux-specific KLP relocations early
Date: Tue, 14 Apr 2020 19:44:06 +0200 [thread overview]
Message-ID: <20200414174406.GC2483@worktop.programming.kicks-ass.net> (raw)
In-Reply-To: <8c3af42719fe0add37605ede634c7035a90f9acc.1586881704.git.jpoimboe@redhat.com>
On Tue, Apr 14, 2020 at 11:28:37AM -0500, Josh Poimboeuf wrote:
> KLP relocations are livepatch-specific relocations which are applied to
> 1) vmlinux-specific KLP relocation sections
>
> .klp.rela.vmlinux.{sec}
>
> These are relocations (applied to the KLP module) which reference
> unexported vmlinux symbols.
>
> 2) module-specific KLP relocation sections
>
> .klp.rela.{module}.{sec}:
>
> These are relocations (applied to the KLP module) which reference
> unexported or exported module symbols.
Is there something that disallows a module from being called 'vmlinux' ?
If not, we might want to enforce this somewhere.
next prev parent reply other threads:[~2020-04-14 17:44 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-14 16:28 [PATCH 0/7] livepatch,module: Remove .klp.arch and module_disable_ro() Josh Poimboeuf
2020-04-14 16:28 ` [PATCH 1/7] livepatch: Apply vmlinux-specific KLP relocations early Josh Poimboeuf
2020-04-14 17:44 ` Peter Zijlstra [this message]
2020-04-14 18:01 ` Josh Poimboeuf
2020-04-14 19:31 ` Josh Poimboeuf
2020-04-15 14:30 ` Miroslav Benes
2020-04-15 16:29 ` Josh Poimboeuf
2020-04-15 14:34 ` Miroslav Benes
2020-04-15 16:30 ` Josh Poimboeuf
2020-04-14 16:28 ` [PATCH 2/7] livepatch: Remove .klp.arch Josh Poimboeuf
2020-04-15 15:18 ` Jessica Yu
2020-04-14 16:28 ` [PATCH 3/7] livepatch: Prevent module-specific KLP rela sections from referencing vmlinux symbols Josh Poimboeuf
2020-04-14 16:28 ` [PATCH 4/7] s390/module: Use s390_kernel_write() for relocations Josh Poimboeuf
2020-04-16 8:56 ` Miroslav Benes
2020-04-16 12:06 ` Josh Poimboeuf
2020-04-16 13:16 ` Josh Poimboeuf
2020-04-17 1:37 ` Josh Poimboeuf
2020-04-14 16:28 ` [PATCH 5/7] x86/module: Use text_poke() " Josh Poimboeuf
2020-04-14 16:28 ` [PATCH 6/7] livepatch: Remove module_disable_ro() usage Josh Poimboeuf
2020-04-15 15:02 ` Jessica Yu
2020-04-15 16:33 ` Josh Poimboeuf
2020-04-16 9:28 ` Miroslav Benes
2020-04-16 12:10 ` Josh Poimboeuf
2020-04-14 16:28 ` [PATCH 7/7] module: Remove module_disable_ro() Josh Poimboeuf
2020-04-14 18:27 ` [PATCH 0/7] livepatch,module: Remove .klp.arch and module_disable_ro() Peter Zijlstra
2020-04-14 19:08 ` Josh Poimboeuf
2020-04-15 14:24 ` Peter Zijlstra
2020-04-15 16:17 ` Josh Poimboeuf
2020-04-16 15:31 ` Jessica Yu
2020-04-16 15:45 ` Josh Poimboeuf
2020-04-17 8:27 ` Miroslav Benes
2020-04-17 8:50 ` Jessica Yu
2020-04-16 9:45 ` Miroslav Benes
2020-04-16 12:20 ` Josh Poimboeuf
2020-04-17 9:08 ` Miroslav Benes
2020-04-15 0:57 ` Joe Lawrence
2020-04-15 1:31 ` Josh Poimboeuf
2020-04-15 1:37 ` Joe Lawrence
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