Re: [PATCH 0/2] powerpc: Fix livepatch module re-patching issue

Josh Poimboeuf
2023-02-05T16:22:08Z

On Sun, Feb 05, 2023 at 11:46:12AM +1100, Michael Ellerman wrote:
> Josh Poimboeuf <jpoimboe@kernel.org> writes:
> > On Tue, Jan 24, 2023 at 07:38:03PM -0800, Josh Poimboeuf wrote:
> >> Fix a livepatch bug seen when reloading a patched module.
> >>
> >> This is the powerpc counterpart to Song Liu's fix for a similar issue on
> >> x86:
> >>
> >> https://lkml.kernel.org/lkml/20230121004945.697003-2-song@kernel.org
> >>
> >> Josh Poimboeuf (2):
> >> powerpc/module_64: Improve restore_r2() return semantics
> >> powerpc/module_64: Fix "expected nop" error on module re-patching
> >>
> >> arch/powerpc/kernel/module_64.c | 29 ++++++++++++++++++-----------
> >> 1 file changed, 18 insertions(+), 11 deletions(-)
> >
> > Hi Michael,
> >
> > Ping? Any objections to this?
> >
> > The x86 counterpart to this is queued for 6.3, it would be nice if this
> > also landed. We could take it through the livepatch tree if needed.
>
> It's in my next since about a week. Sorry I forgot to send the
> "accepted" emails (which I still don't have automated :/ ).
>
> 337251c7114e1 ("powerpc/module_64: Fix "expected nop" error on module re-patching")

Ah, I didn't think to look in -next. Thanks!

--
Josh