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From: Jiri Kosina <jikos@kernel.org>
To: Sean Christopherson <sean.j.christopherson@intel.com>
Cc: Andy Lutomirski <luto@amacapital.net>,
	Andy Lutomirski <luto@kernel.org>,
	"Rafael J. Wysocki" <rjw@rjwysocki.net>,
	Josh Poimboeuf <jpoimboe@redhat.com>,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	the arch/x86 maintainers <x86@kernel.org>,
	Pavel Machek <pavel@ucw.cz>, Ingo Molnar <mingo@redhat.com>,
	Borislav Petkov <bp@alien8.de>, "H. Peter Anvin" <hpa@zytor.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Linux PM <linux-pm@vger.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v4] x86/power: Fix 'nosmt' vs. hibernation triple fault during resume
Date: Mon, 3 Jun 2019 17:24:26 +0200 (CEST)	[thread overview]
Message-ID: <nycvar.YFH.7.76.1906031722380.1962@cbobk.fhfr.pm> (raw)
In-Reply-To: <20190603142330.GA13384@linux.intel.com>

On Mon, 3 Jun 2019, Sean Christopherson wrote:

> For P6 and later, i.e. all modern CPUs, Intel processors go straight to
> halted state and don't fetch/decode the HLT instruction.

That'd be a rather relieving fact actually. Do you happen to know if this 
is stated in some Intel documentation and we've just overlooked it, or 
whether it's rather an information that's being carried over from 
generation to generation by whispering through grapevine?

Thanks,

-- 
Jiri Kosina
SUSE Labs


  reply	other threads:[~2019-06-03 15:24 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-28 21:31 [PATCH] x86/power: Fix 'nosmt' vs. hibernation triple fault during resume Jiri Kosina
2019-05-29  8:06 ` Rafael J. Wysocki
2019-05-29  9:03 ` Peter Zijlstra
2019-05-29 10:32 ` [PATCH v2] " Jiri Kosina
2019-05-29 12:02   ` Peter Zijlstra
2019-05-29 16:10   ` Josh Poimboeuf
2019-05-29 16:26     ` Jiri Kosina
2019-05-29 17:00       ` Peter Zijlstra
2019-05-29 17:15         ` Thomas Gleixner
2019-05-29 17:17       ` Josh Poimboeuf
2019-05-29 17:29         ` Jiri Kosina
2019-05-29 18:02           ` Jiri Kosina
2019-05-29 20:26 ` [PATCH v3] " Jiri Kosina
2019-05-29 21:25   ` Pavel Machek
2019-05-29 21:27     ` Jiri Kosina
2019-05-29 21:53       ` Pavel Machek
2019-05-29 22:09 ` [PATCH v4] " Jiri Kosina
2019-05-30  8:46   ` Rafael J. Wysocki
2019-05-30 21:27     ` Thomas Gleixner
2019-05-30 21:38       ` Rafael J. Wysocki
2019-05-30 23:38         ` Josh Poimboeuf
2019-05-30 23:42           ` Jiri Kosina
2019-05-31  5:14             ` Josh Poimboeuf
2019-05-31  8:26               ` Rafael J. Wysocki
2019-05-31  8:47               ` Jiri Kosina
2019-05-31  8:57                 ` Rafael J. Wysocki
2019-05-31 14:24                   ` Andy Lutomirski
2019-05-31 14:31                     ` Jiri Kosina
2019-05-31 14:33                       ` Jiri Kosina
2019-05-31 14:46                       ` Andy Lutomirski
2019-05-31 14:54                         ` Jiri Kosina
2019-05-31 15:26                           ` Josh Poimboeuf
2019-05-31 15:41                             ` Jiri Kosina
2019-05-31 16:19                               ` Josh Poimboeuf
2019-05-31 16:51                                 ` Andy Lutomirski
2019-05-31 18:11                                   ` Josh Poimboeuf
2019-06-03 10:03                                 ` Rafael J. Wysocki
2019-05-31 16:23                           ` Andy Lutomirski
2019-05-31 21:05                             ` Jiri Kosina
2019-05-31 21:22                               ` Andy Lutomirski
2019-06-03 14:23                                 ` Sean Christopherson
2019-06-03 15:24                                   ` Jiri Kosina [this message]
2019-06-03 16:18                                     ` Sean Christopherson
2019-05-31 12:09               ` Jiri Kosina
2019-05-31 14:51               ` Jiri Kosina
2019-05-31 12:18             ` Pavel Machek
2019-05-30 10:47   ` Pavel Machek

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