From: Thomas Gleixner <tglx@linutronix.de>
To: speck@linutronix.de
Subject: Re: [PATCH v5 09/11] TAAv5 9
Date: Mon, 21 Oct 2019 10:00:14 +0200 (CEST) [thread overview]
Message-ID: <alpine.DEB.2.21.1910210958240.1904@nanos.tec.linutronix.de> (raw)
In-Reply-To: <20191011084548.GA1075470@kroah.com>
On Fri, 11 Oct 2019, speck for Greg KH wrote:
> On Thu, Oct 10, 2019 at 02:31:51PM -0700, speck for Pawan Gupta wrote:
> I'm sorry, but I do not understand what you are trying to state here.
>
> Look at the code, and the lock, and determine what it really is doing
> and document that please. Right now I can't determine it and it looks
> pointless to me, so I must be missing something.
It's protecting the write to the global state along with the actual update
function which writes the MSR on each CPU depending on that global state.
That has to be one protected section for obvious reasons.
Thanks,
tglx
next prev parent reply other threads:[~2019-10-21 8:00 UTC|newest]
Thread overview: 75+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-05 6:17 [MODERATED] [PATCH v5 00/11] TAAv5 0 Pawan Gupta
2019-10-05 6:26 ` [MODERATED] [PATCH v5 01/11] TAAv5 1 Pawan Gupta
2019-10-05 6:27 ` [MODERATED] [PATCH v5 02/11] TAAv5 2 Pawan Gupta
2019-10-05 6:28 ` [MODERATED] [PATCH v5 03/11] TAAv5 3 Pawan Gupta
2019-10-05 6:29 ` [MODERATED] [PATCH v5 04/11] TAAv5 4 Pawan Gupta
2019-10-05 6:30 ` [MODERATED] [PATCH v5 05/11] TAAv5 5 Pawan Gupta
2019-10-05 6:31 ` [MODERATED] [PATCH v5 06/11] TAAv5 6 Pawan Gupta
2019-10-05 6:32 ` [MODERATED] [PATCH v5 07/11] TAAv5 7 Pawan Gupta
2019-10-05 6:33 ` [MODERATED] [PATCH v5 08/11] TAAv5 8 Pawan Gupta
2019-10-05 6:34 ` [MODERATED] [PATCH v5 09/11] TAAv5 9 Pawan Gupta
2019-10-05 6:35 ` [MODERATED] [PATCH v5 10/11] TAAv5 10 Pawan Gupta
2019-10-05 6:36 ` [MODERATED] [PATCH v5 11/11] TAAv5 11 Pawan Gupta
2019-10-05 10:54 ` [MODERATED] Re: [PATCH v5 02/11] TAAv5 2 Borislav Petkov
2019-10-07 17:48 ` Pawan Gupta
[not found] ` <5d98396a.1c69fb81.6c7a8.23b1SMTPIN_ADDED_BROKEN@mx.google.com>
2019-10-05 21:43 ` [MODERATED] Re: [PATCH v5 03/11] TAAv5 3 Andy Lutomirski
2019-10-07 17:50 ` Pawan Gupta
[not found] ` <5d9839a4.1c69fb81.238e9.8312SMTPIN_ADDED_BROKEN@mx.google.com>
2019-10-05 21:45 ` [MODERATED] Re: [PATCH v5 04/11] TAAv5 4 Andy Lutomirski
[not found] ` <5d983ad2.1c69fb81.63edd.6575SMTPIN_ADDED_BROKEN@mx.google.com>
2019-10-05 21:49 ` [MODERATED] Re: [PATCH v5 09/11] TAAv5 9 Andy Lutomirski
2019-10-07 18:35 ` Pawan Gupta
[not found] ` <5d9838f1.1c69fb81.f1bab.d886SMTPIN_ADDED_BROKEN@mx.google.com>
2019-10-05 21:49 ` [MODERATED] Re: [PATCH v5 01/11] TAAv5 1 Andy Lutomirski
2019-10-06 17:40 ` Andrew Cooper
[not found] ` <5d983ad2.1c69fb81.e6640.8f51SMTPIN_ADDED_BROKEN@mx.google.com>
2019-10-06 17:06 ` [MODERATED] Re: [PATCH v5 09/11] TAAv5 9 Greg KH
2019-10-08 6:01 ` Pawan Gupta
2019-10-10 21:31 ` Pawan Gupta
2019-10-11 8:45 ` Greg KH
2019-10-21 8:00 ` Thomas Gleixner [this message]
2019-10-08 2:46 ` [MODERATED] Re: [PATCH v5 05/11] TAAv5 5 Josh Poimboeuf
2019-10-09 1:45 ` Pawan Gupta
2019-10-08 2:57 ` [MODERATED] Re: [PATCH v5 09/11] TAAv5 9 Josh Poimboeuf
2019-10-08 6:10 ` Pawan Gupta
2019-10-08 10:49 ` Jiri Kosina
2019-10-09 13:12 ` [MODERATED] Re: ***UNCHECKED*** [PATCH v5 08/11] TAAv5 8 Michal Hocko
2019-10-14 19:41 ` Thomas Gleixner
2019-10-14 19:51 ` [MODERATED] " Jiri Kosina
2019-10-14 21:04 ` [MODERATED] " Borislav Petkov
2019-10-14 21:31 ` Jiri Kosina
2019-10-15 8:01 ` Thomas Gleixner
2019-10-15 10:34 ` [MODERATED] Re: ***UNCHECKED*** " Michal Hocko
2019-10-15 13:06 ` Josh Poimboeuf
2019-10-15 13:10 ` Jiri Kosina
2019-10-15 15:26 ` Josh Poimboeuf
2019-10-15 15:32 ` Jiri Kosina
2019-10-15 19:34 ` Tyler Hicks
2019-10-15 20:00 ` Josh Poimboeuf
2019-10-15 20:15 ` Jiri Kosina
2019-10-15 20:35 ` Jiri Kosina
2019-10-15 20:54 ` Josh Poimboeuf
2019-10-15 20:56 ` [MODERATED] " Pawan Gupta
2019-10-15 21:14 ` Jiri Kosina
2019-10-15 23:12 ` Josh Poimboeuf
2019-10-15 23:13 ` [MODERATED] [AUTOREPLY] [MODERATED] [AUTOREPLY] Automatic reply: " James, Hengameh M
2019-10-16 4:52 ` [MODERATED] " Jiri Kosina
2019-10-16 5:05 ` Jiri Kosina
2019-10-21 21:15 ` Luck, Tony
2019-10-16 7:14 ` Josh Poimboeuf
2019-10-16 7:20 ` Jiri Kosina
2019-10-18 1:17 ` Ben Hutchings
2019-10-18 4:04 ` Pawan Gupta
2019-10-15 17:47 ` Borislav Petkov
2019-10-16 7:26 ` [MODERATED] Re: ***UNCHECKED*** " Jiri Kosina
2019-10-16 7:54 ` [MODERATED] Re: ***UNCHECKED*** " Michal Hocko
2019-10-16 9:23 ` [MODERATED] Re: ***UNCHECKED*** " Michal Hocko
2019-10-16 12:15 ` Thomas Gleixner
2019-10-16 18:34 ` [MODERATED] " Pawan Gupta
2019-10-18 0:14 ` Pawan Gupta
2019-10-21 8:09 ` Thomas Gleixner
2019-10-21 12:54 ` [MODERATED] Re: ***UNCHECKED*** " Michal Hocko
2019-10-21 20:01 ` [MODERATED] " Pawan Gupta
2019-10-21 20:33 ` Josh Poimboeuf
2019-10-21 20:34 ` Josh Poimboeuf
2019-10-21 20:33 ` Pawan Gupta
2019-10-21 23:01 ` Andrew Cooper
2019-10-21 23:37 ` Luck, Tony
2019-10-21 23:39 ` Andrew Cooper
2019-10-14 21:05 ` [MODERATED] Re: ***UNCHECKED*** " Michal Hocko
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