From: Jessica Yu <jeyu@kernel.org>
To: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: live-patching@vger.kernel.org, linux-kernel@vger.kernel.org,
Peter Zijlstra <peterz@infradead.org>,
Joe Lawrence <joe.lawrence@redhat.com>,
Miroslav Benes <mbenes@suse.cz>
Subject: Re: [PATCH v4 00/11] livepatch,module: Remove .klp.arch and module_disable_ro()
Date: Thu, 30 Apr 2020 13:33:12 +0200 [thread overview]
Message-ID: <20200430113309.GB4436@linux-8ccs> (raw)
In-Reply-To: <cover.1588173720.git.jpoimboe@redhat.com>
+++ Josh Poimboeuf [29/04/20 10:24 -0500]:
>v4:
>- Fixed rebase bisection regression [Miroslav]
>- Made module_enable_ro() static [Jessica]
>- Added Acked-by's
>
>v3:
>- klp: split klp_write_relocations() into object/section specific
> functions [joe]
>- s390: fix plt/got writes [joe]
>- s390: remove text_mutex usage [mbenes]
>- x86: do text_poke_sync() before releasing text_mutex [peterz]
>- split x86 text_mutex changes into separate patch [mbenes]
>
>v2:
>- add vmlinux.ko check [peterz]
>- remove 'klp_object' forward declaration [mbenes]
>- use text_mutex [jeyu]
>- fix documentation TOC [jeyu]
>- fix s390 issues [mbenes]
>- upstream kpatch-build now supports this
> (though it's only enabled for Linux >= 5.8)
>
>These patches add simplifications and improvements for some issues Peter
>found six months ago, as part of his non-writable text code (W^X)
>cleanups.
>
>Highlights:
>
>- Remove the livepatch arch-specific .klp.arch sections, which were used
> to do paravirt patching and alternatives patching for livepatch
> replacement code.
>
>- Add support for jump labels in patched code (only for static keys
> which live in vmlinux).
>
>- Remove the last module_disable_ro() usage.
Nice! Glad the .klp.arch sections are going away. For kernel/module.c
and include/linux/module.h parts:
Acked-by: Jessica Yu <jeyu@kernel.org>
next prev parent reply other threads:[~2020-04-30 11:33 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-29 15:24 [PATCH v4 00/11] livepatch,module: Remove .klp.arch and module_disable_ro() Josh Poimboeuf
2020-04-29 15:24 ` [PATCH v4 01/11] livepatch: Disallow vmlinux.ko Josh Poimboeuf
2020-04-29 15:24 ` [PATCH v4 02/11] livepatch: Apply vmlinux-specific KLP relocations early Josh Poimboeuf
2020-04-29 15:24 ` [PATCH v4 03/11] livepatch: Remove .klp.arch Josh Poimboeuf
2020-04-29 15:24 ` [PATCH v4 04/11] livepatch: Prevent module-specific KLP rela sections from referencing vmlinux symbols Josh Poimboeuf
2020-04-29 15:24 ` [PATCH v4 05/11] s390: Change s390_kernel_write() return type to match memcpy() Josh Poimboeuf
2020-05-07 13:36 ` Jiri Kosina
2020-05-07 16:01 ` Gerald Schaefer
2020-04-29 15:24 ` [PATCH v4 06/11] s390/module: Use s390_kernel_write() for late relocations Josh Poimboeuf
2020-05-07 10:00 ` Jiri Kosina
2020-05-07 12:27 ` Gerald Schaefer
2020-04-29 15:24 ` [PATCH v4 07/11] x86/module: Use text_poke() " Josh Poimboeuf
2020-04-29 15:24 ` [PATCH v4 08/11] livepatch: Remove module_disable_ro() usage Josh Poimboeuf
2020-04-29 15:24 ` [PATCH v4 09/11] module: Remove module_disable_ro() Josh Poimboeuf
2020-04-29 15:24 ` [PATCH v4 10/11] x86/module: Use text_mutex in apply_relocate_add() Josh Poimboeuf
2020-04-29 15:24 ` [PATCH v4 11/11] module: Make module_enable_ro() static again Josh Poimboeuf
2020-04-30 11:10 ` Jessica Yu
2020-04-30 11:35 ` Miroslav Benes
2020-04-30 11:40 ` Jessica Yu
2020-04-30 12:23 ` Jessica Yu
2020-06-05 13:24 ` Guenter Roeck
2020-06-05 14:20 ` Jessica Yu
2020-06-05 14:39 ` Josh Poimboeuf
2020-04-30 11:33 ` Jessica Yu [this message]
2020-05-04 22:20 ` [PATCH v4 00/11] livepatch,module: Remove .klp.arch and module_disable_ro() Jiri Kosina
2020-05-07 22:17 ` Jiri Kosina
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