From: Petr Mladek <pmladek@suse.com>
To: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: Dave Hansen <dave.hansen@linux.intel.com>,
Paul Mackerras <paulus@samba.org>,
"H. Peter Anvin" <hpa@zytor.com>,
live-patching@vger.kernel.org,
Alexander Gordeev <agordeev@linux.ibm.com>,
Miroslav Benes <mbenes@suse.cz>,
linux-s390@vger.kernel.org,
Joe Lawrence <joe.lawrence@redhat.com>,
x86@kernel.org, Ingo Molnar <mingo@redhat.com>,
Christian Borntraeger <borntraeger@linux.ibm.com>,
Vasily Gorbik <gor@linux.ibm.com>,
Heiko Carstens <hca@linux.ibm.com>,
Jiri Kosina <jikos@kernel.org>, Borislav Petkov <bp@alien8.de>,
Josh Poimboeuf <jpoimboe@redhat.com>,
Thomas Gleixner <tglx@linutronix.de>,
linux-kernel@vger.kernel.org, Sven Schnelle <svens@linux.ibm.com>,
linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH] livepatch: Remove klp_arch_set_pc() and asm/livepatch.h
Date: Tue, 29 Mar 2022 13:22:57 +0200 [thread overview]
Message-ID: <YkLsEUgxJkYbLZ7Z@alley> (raw)
In-Reply-To: <e029c7cfde436f6bbf99148ab14dc2da99add503.1648447981.git.christophe.leroy@csgroup.eu>
On Mon 2022-03-28 08:26:48, Christophe Leroy wrote:
> All three versions of klp_arch_set_pc() do exactly the same: they
> call ftrace_instruction_pointer_set().
>
> Call ftrace_instruction_pointer_set() directly and remove
> klp_arch_set_pc().
>
> As klp_arch_set_pc() was the only thing remaining in asm/livepatch.h
> on x86 and s390, remove asm/livepatch.h
>
> livepatch.h remains on powerpc but its content is exclusively used
> by powerpc specific code.
>
> Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Acked-by: Petr Mladek <pmladek@suse.com>
I am going to take it via livepatch/livepatch.git for 5.19. We are
already in the middle of the merge window and this is not critical.
Best Regards,
Petr
next prev parent reply other threads:[~2022-03-29 11:32 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-28 6:26 [PATCH] livepatch: Remove klp_arch_set_pc() and asm/livepatch.h Christophe Leroy
2022-03-28 10:23 ` Peter Zijlstra
2022-03-29 10:46 ` Miroslav Benes
2022-03-29 11:22 ` Petr Mladek [this message]
2022-05-23 6:51 ` Christophe Leroy
2022-05-23 15:15 ` Petr Mladek
2022-06-02 12:50 ` Christophe Leroy
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