From: Michael Ellerman <mpe@ellerman.id.au>
To: Miroslav Benes <mbenes@suse.cz>, Jessica Yu <jeyu@redhat.com>
Cc: linuxppc-dev@ozlabs.org, bsingharora@gmail.com, duwe@lst.de,
linux-kernel@vger.kernel.org, rostedt@goodmis.org,
kamalesh@linux.vnet.ibm.com, pmladek@suse.com, jikos@kernel.org,
live-patching@vger.kernel.org
Subject: Re: Live patching for powerpc
Date: Fri, 15 Apr 2016 20:01:46 +1000 [thread overview]
Message-ID: <1460714506.22415.0.camel@ellerman.id.au> (raw)
In-Reply-To: <alpine.LNX.2.00.1604151018220.4334@pobox.suse.cz>
On Fri, 2016-04-15 at 10:28 +0200, Miroslav Benes wrote:
> On Thu, 14 Apr 2016, Jessica Yu wrote:
> > For the 32-bit module code, I don't believe we would need to preserve
> > the .init.plt section for livepatch's call to apply_relocate_add(),
> > since relocations to init sections should've been applied during
> > module initialization, and we don't patch those types of functions.
> > Please correct me if my understanding is off.
>
> I think you are right, but I also think we don't have to worry about
> 32-bit powerpc anyway. This patch set supports ppc64le only so we can
> leave it for now.
Yep. Who ever wants to do 32-bit live patch support can cross that bridge when
they come to it.
cheers
prev parent reply other threads:[~2016-04-15 10:02 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-13 12:53 [PATCH 0/5] Live patching for powerpc Michael Ellerman
2016-04-13 12:53 ` [PATCH 1/5] ftrace: Make ftrace_location_range() global Michael Ellerman
2016-04-19 10:16 ` [1/5] " Michael Ellerman
2016-04-13 12:53 ` [PATCH 2/5] livepatch: Allow architectures to specify an alternate ftrace location Michael Ellerman
2016-04-14 12:01 ` Miroslav Benes
2016-04-14 13:06 ` Michael Ellerman
2016-04-14 14:06 ` Miroslav Benes
2016-04-19 10:16 ` [2/5] " Michael Ellerman
2016-04-13 12:53 ` [PATCH 3/5] powerpc/livepatch: Add livepatch header Michael Ellerman
2016-04-14 12:18 ` Miroslav Benes
2016-04-14 12:23 ` Miroslav Benes
2016-04-14 13:12 ` Michael Ellerman
2016-04-19 10:16 ` [3/5] " Michael Ellerman
2016-04-13 12:53 ` [PATCH 4/5] powerpc/livepatch: Add livepatch stack to struct thread_info Michael Ellerman
2016-04-19 10:16 ` [4/5] " Michael Ellerman
2016-04-13 12:53 ` [PATCH 5/5] powerpc/livepatch: Add live patching support on ppc64le Michael Ellerman
2016-04-19 10:16 ` [5/5] " Michael Ellerman
2016-04-13 13:01 ` [PATCH 0/5] Live patching for powerpc Miroslav Benes
2016-04-13 13:22 ` Jiri Kosina
2016-04-14 6:49 ` Michael Ellerman
2016-04-14 12:57 ` Torsten Duwe
2016-04-14 13:08 ` Michael Ellerman
2016-04-14 15:20 ` Torsten Duwe
2016-04-14 16:41 ` Josh Poimboeuf
2016-04-15 11:22 ` Michael Ellerman
2016-04-15 12:59 ` Josh Poimboeuf
2016-04-15 13:21 ` Michael Ellerman
2016-04-14 14:34 ` Jiri Kosina
2016-04-15 12:24 ` Michael Ellerman
2016-04-15 15:07 ` Jiri Kosina
2016-04-19 21:42 ` Balbir Singh
2016-04-19 21:52 ` Jiri Kosina
2016-04-13 18:22 ` Jessica Yu
2016-04-14 13:28 ` Miroslav Benes
2016-04-14 19:20 ` Jessica Yu
2016-04-15 8:28 ` Miroslav Benes
2016-04-15 10:01 ` Michael Ellerman [this message]
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