[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <ZOovwXOjnwcgQX0R@gmail.com>
Date: Sat, 26 Aug 2023 19:00:49 +0200
From: Ingo Molnar <mingo@...nel.org>
To: Josh Poimboeuf <jpoimboe@...nel.org>
Cc: x86@...nel.org, linux-kernel@...r.kernel.org,
Borislav Petkov <bp@...en8.de>,
Peter Zijlstra <peterz@...radead.org>,
Babu Moger <babu.moger@....com>,
Paolo Bonzini <pbonzini@...hat.com>,
Sean Christopherson <seanjc@...gle.com>, David.Kaplan@....com,
Andrew Cooper <andrew.cooper3@...rix.com>,
Nikolay Borisov <nik.borisov@...e.com>,
gregkh@...uxfoundation.org, Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH v2 00/23] SRSO fixes/cleanups
* Josh Poimboeuf <jpoimboe@...nel.org> wrote:
> On Fri, Aug 25, 2023 at 12:38:53PM +0200, Ingo Molnar wrote:
> > Thank you, this all looks very nice. I've applied your fixes to
> > tip:x86/bugs, with the exception of the two KVM enablement patches.
> >
> > I've also cherry-picked the apply_returns() fix separately to x86/urgent,
> > AFAICS that's the only super-urgent fix we want to push to the final v6.5
> > release before the weekend, right? The other fixes look like
> > reporting bugs, Kconfig oddities and inefficiencies at worst. Backporters
> > may still pick the rest from x86/bugs too - but we are too close to the
> > release right now.
>
> As far as I can tell, the apply_returns() fix isn't necessarily urgent,
> since after commit 095b8303f383 it went from being an actual bug to just
> dead code: the optimization will never take effect now that none of the
> rethunk cases use __x86_return_thunk.
>
> On the other hand, if I'm too late sending this, it should be harmless to
> merge it into the final v6.5 release.
Not too late at all - I've removed it from x86/urgent.
Thanks,
Ingo
Powered by blists - more mailing lists