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From: Thomas Gleixner <tglx@linutronix.de>
To: Andy Lutomirski <luto@kernel.org>,
	Dave Hansen <dave.hansen@intel.com>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	linux-mm@kvack.org
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
	the arch/x86 maintainers <x86@kernel.org>,
	shuah@kernel.org, Babu Moger <babu.moger@amd.com>,
	dave.kleikamp@oracle.com, linuxram@us.ibm.com,
	bauerman@linux.ibm.com
Subject: Re: [PATCH 0/5] x86/pkeys: PKRU manipulation bug fixes and cleanups
Date: Fri, 28 May 2021 19:19:38 +0200	[thread overview]
Message-ID: <875yz27p3p.ffs@nanos.tec.linutronix.de> (raw)
In-Reply-To: <3781d3ec-6d1b-4d04-8bed-19985115153d@www.fastmail.com>

On Fri, May 28 2021 at 10:13, Andy Lutomirski wrote:
> On Fri, May 28, 2021, at 9:11 AM, Dave Hansen wrote:
>> I have a few concerns about moving away from XSAVE management, though.
>> I'm not nixing the whole idea, but there are some things we need to resolve.
>> 
>> First is that there _may_ be ABI concerns.  
>
> I tend to think that, for -stable, we should fix the bug without an ABI change.

See my other mail. It's trivial enough to do.


  reply	other threads:[~2021-05-28 17:19 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-27 23:51 [PATCH 0/5] x86/pkeys: PKRU manipulation bug fixes and cleanups Dave Hansen
2021-05-27 23:51 ` [PATCH 1/5] x86/pkeys: move read_pkru() and write_pkru() Dave Hansen
2021-05-27 23:51 ` [PATCH 2/5] x86/pkeys: rename write_pkru() Dave Hansen
2021-05-27 23:51 ` [PATCH 3/5] x86/pkeys: skip 'init_pkru' debugfs file creation when pkeys not supported Dave Hansen
2021-05-27 23:51 ` [PATCH 4/5] x86/pkeys: replace PKRU modification infrastructure Dave Hansen
2021-05-28  1:17   ` Mika Penttilä
2021-05-28 17:00   ` Dave Kleikamp
2021-06-01 21:54   ` Babu Moger
2021-06-01 22:43     ` Dave Kleikamp
2021-06-01 22:49       ` Dave Hansen
2021-05-27 23:51 ` [PATCH 5/5] selftests/vm/pkeys: exercise x86 XSAVE init state Dave Hansen
2021-05-28 15:32 ` [PATCH 0/5] x86/pkeys: PKRU manipulation bug fixes and cleanups Thomas Gleixner
2021-05-28 16:11   ` Dave Hansen
2021-05-28 17:13     ` Andy Lutomirski
2021-05-28 17:19       ` Thomas Gleixner [this message]
2021-05-28 17:19     ` Thomas Gleixner

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