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From: Len Brown <lenb@kernel.org>
To: Andy Lutomirski <luto@kernel.org>
Cc: Willy Tarreau <w@1wt.eu>, Florian Weimer <fweimer@redhat.com>,
	"Bae, Chang Seok" <chang.seok.bae@intel.com>,
	Dave Hansen <dave.hansen@intel.com>, X86 ML <x86@kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	linux-abi@vger.kernel.org,
	"libc-alpha@sourceware.org" <libc-alpha@sourceware.org>,
	Rich Felker <dalias@libc.org>, Kyle Huey <me@kylehuey.com>,
	Keno Fischer <keno@juliacomputing.com>
Subject: Re: Candidate Linux ABI for Intel AMX and hypothetical new related features
Date: Fri, 16 Apr 2021 18:10:51 -0400	[thread overview]
Message-ID: <CAJvTdKkSt-O6TkxJmE+Q2VCDqc9AzpovbpafsME2NBUqRpHEJw@mail.gmail.com> (raw)
In-Reply-To: <CALCETrVbbDm1P21yG4HWPCuipPdBT6-Kdd5sRZpaZjjQr9euDw@mail.gmail.com>

> I get it.  That does not explain why LDMXCSR and VLDMXCSR cause
> pipelines stalls.

Sorry, I thought this thread was about AMX.
I don't know the answer to your LDMXCSR and VLDMXCSR question.

  reply	other threads:[~2021-04-16 22:11 UTC|newest]

Thread overview: 130+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-26 23:12 Candidate Linux ABI for Intel AMX and hypothetical new related features Andy Lutomirski
2021-03-26 23:18 ` Andy Lutomirski
2021-03-27  3:39   ` Len Brown
2021-03-27  9:14     ` Borislav Petkov
2021-03-27  9:58     ` Greg KH
2021-03-29 15:47       ` Len Brown
2021-03-29 16:38         ` Len Brown
2021-03-29 16:48           ` Florian Weimer
2021-03-29 18:14           ` Andy Lutomirski
2021-03-29 18:16         ` Andy Lutomirski
2021-03-29 22:38           ` Len Brown
2021-03-30  5:08             ` Andy Lutomirski
2021-03-30  5:50               ` Noah Goldstein
2021-03-30 17:01               ` Len Brown
2021-03-30 17:05                 ` Andy Lutomirski
2021-03-30 17:56                   ` Len Brown
2021-03-30 19:12                     ` Dave Hansen
2021-03-30 20:20                       ` Andy Lutomirski
2021-03-30 20:42                         ` Len Brown
2021-03-30 22:01                           ` David Laight
2021-03-31 16:31                             ` Len Brown
2021-03-31 16:53                               ` Andy Lutomirski
2021-03-31 21:42                                 ` Robert O'Callahan
2021-03-31 22:11                                   ` Len Brown
2021-03-31 22:28                                 ` Len Brown
2021-03-31 22:45                                   ` Andy Lutomirski
2021-04-09 20:52                                     ` Len Brown
2021-04-09 21:44                                       ` Andy Lutomirski
2021-04-11 19:07                                         ` Len Brown
2021-04-12  7:59                                           ` David Laight
2021-04-12 12:19                                           ` Borislav Petkov
2021-04-12 17:14                                           ` Sean Christopherson
2021-03-31 22:52                                   ` Borislav Petkov
2021-04-09 20:55                                     ` Len Brown
2021-03-28  0:53   ` Thomas Gleixner
2021-03-29  7:27     ` Peter Zijlstra
2021-03-29 15:06     ` Dave Hansen
2021-03-31  8:24 ` Borislav Petkov
     [not found] ` <87lf9nk2ku.fsf@oldenburg.str.redhat.com>
2021-04-12 14:31   ` Borislav Petkov
2021-04-12 14:38     ` Florian Weimer
2021-04-12 15:08       ` Borislav Petkov
2021-04-12 15:10       ` Andy Lutomirski
2021-04-12 15:21   ` Andy Lutomirski
2021-04-12 23:46     ` Len Brown
2021-04-13  0:17       ` Thomas Gleixner
2021-04-13  1:25         ` Len Brown
2021-04-13  3:43       ` Willy Tarreau
2021-04-13 19:51         ` Len Brown
2021-04-14  9:58           ` Borislav Petkov
2021-04-14 10:06             ` Willy Tarreau
2021-04-14 10:08               ` Borislav Petkov
2021-04-14 21:57             ` Len Brown
2021-04-15  4:43               ` Borislav Petkov
2021-04-15  5:29                 ` Willy Tarreau
2021-04-15  5:47                   ` Borislav Petkov
2021-04-16 22:05                     ` Len Brown
2021-04-19 14:14                       ` Borislav Petkov
2021-04-19 18:18                         ` Len Brown
2021-04-19 19:15                           ` Borislav Petkov
2021-04-19 21:33                             ` Len Brown
2021-04-19 21:58                               ` Borislav Petkov
2021-04-23 19:35                                 ` Len Brown
2021-04-23 19:57                                   ` Borislav Petkov
2021-05-02 15:27                                     ` Len Brown
2021-05-03  5:18                                       ` Florian Weimer
2021-05-03 13:43                                         ` Dave Hansen
2021-05-03 13:47                                           ` Florian Weimer
2021-05-03 14:14                                             ` Dave Hansen
2021-05-07 18:44                                           ` Thomas Gleixner
2021-05-07 18:50                                             ` Andy Lutomirski
2021-05-07 19:22                                               ` Thomas Gleixner
2021-05-08  9:45                                       ` Thomas Gleixner
2021-05-18 20:39                                         ` Len Brown
2021-05-19 23:29                                           ` Andy Lutomirski
2021-05-20 19:16                                             ` Len Brown
2021-05-17  9:45                                       ` Thomas Gleixner
2021-05-17  9:56                                         ` Florian Weimer
2021-05-17 10:18                                           ` Thomas Gleixner
2021-05-21 16:29                                           ` Len Brown
2021-05-17 13:49                                         ` Arjan van de Ven
2021-05-20 15:35                                         ` Len Brown
2021-05-20 20:54                                           ` Thomas Gleixner
2021-05-20 21:13                                             ` Dave Hansen
2021-05-20 21:41                                               ` Len Brown
2021-05-20 22:53                                                 ` Dave Hansen
2021-05-21  9:41                                                   ` Thomas Gleixner
2021-05-21 14:44                                                   ` Florian Weimer
2021-05-21 14:49                                                     ` Peter Zijlstra
2021-06-23 15:06                                                       ` Florian Weimer
2021-06-23 23:11                                                         ` Len Brown
2021-06-28 10:14                                                           ` Enrico Weigelt, metux IT consult
2021-06-28 12:49                                                             ` Florian Weimer
2021-06-30 12:22                                                               ` Enrico Weigelt, metux IT consult
2021-06-30 12:41                                                                 ` Willy Tarreau
2021-06-30 13:55                                                                 ` Arjan van de Ven
2021-06-30 15:20                                                                   ` Len Brown
2021-06-30 15:25                                                                   ` Enrico Weigelt, metux IT consult
2021-05-21 16:14                                                     ` Dave Hansen
2021-05-21 16:19                                                       ` Florian Weimer
2021-05-21 16:26                                                         ` Len Brown
2021-05-21 16:28                                                         ` Dave Hansen
2021-05-21 16:31                                                         ` Andy Lutomirski
2021-05-21 19:10                                                           ` Thomas Gleixner
2021-05-21 20:07                                                             ` Andy Lutomirski
2021-05-21 21:43                                                               ` Thomas Gleixner
2021-05-21 22:07                                                             ` Len Brown
2021-05-21 22:46                                                               ` Thomas Gleixner
2021-05-21 23:31                                                                 ` Len Brown
2021-05-22  7:16                                                                   ` Florian Weimer
2021-05-22 23:55                                                                     ` Andy Lutomirski
2021-05-21 23:06                                                               ` Dave Hansen
2021-05-21 23:08                                                                 ` Len Brown
2021-05-21 19:05                                                         ` Thomas Gleixner
2021-05-20 21:22                                             ` Len Brown
2021-05-20 21:41                                               ` Thomas Gleixner
2021-05-20 21:49                                                 ` Len Brown
2021-05-21  9:26                                                   ` Thomas Gleixner
2021-04-19 23:52                               ` Paul Eggert
2021-04-13 20:16       ` Andy Lutomirski
2021-04-13 22:47         ` Len Brown
2021-04-13 22:58           ` Andy Lutomirski
2021-04-14 21:48             ` Len Brown
2021-04-15 16:24               ` Andy Lutomirski
2021-04-15 17:00                 ` Dave Hansen
2021-04-15 17:38                   ` Andy Lutomirski
2021-04-16 21:54                 ` Len Brown
2021-04-16 22:03                   ` Andy Lutomirski
2021-04-16 22:10                     ` Len Brown [this message]
2021-04-16 22:14                       ` Andy Lutomirski
2021-04-17  1:57                         ` Len Brown

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