From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>,
Ingo Molnar <mingo@kernel.org>,
mingo@redhat.com, tglx@linutronix.de, pavel@ucw.cz,
rjw@rjwysocki.net, x86@kernel.org, linux-pm@vger.kernel.org,
linux-kernel@vger.kernel.org,
Denys Vlasenko <dvlasenk@redhat.com>,
Andy Lutomirski <luto@amacapital.net>,
Borislav Petkov <bp@alien8.de>, Brian Gerst <brgerst@gmail.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
"Kleen, Andi" <andi.kleen@intel.com>
Subject: Re: [PATCH, DEBUG] x86/32: Add small delay after resume
Date: Wed, 17 Jun 2015 14:29:40 -0400 [thread overview]
Message-ID: <20150617182939.GA11465@x230> (raw)
In-Reply-To: <5581ACE9.1010005@zytor.com>
On Wed, Jun 17, 2015 at 10:22:49AM -0700, H. Peter Anvin wrote:
> On 06/17/2015 09:33 AM, Konrad Rzeszutek Wilk wrote:
> >>>>
> >>
> >> Where does the GDT get initialized?
> >>
> >> -hpa
> >
> > mit 84e70971e67d97bc2db18a4e76d42846272a54bd
> > Author: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
> > Date: Fri Apr 5 16:42:22 2013 -0400
> >
> > x86-32, gdt: Store/load GDT for ACPI S3 or hibernation/resume path is not needed
> >
>
> Store, no. LOAD?
__save_processor_state:
..
/*
* We save it here, but restore it only in the hibernate case.
* For ACPI S3 resume, this is loaded via 'early_gdt_desc' in
* 64-bit
* mode in "secondary_startup_64". In 32-bit mode it is done via
* 'pmode_gdt' in wakeup_start.
*/
>
> -hpa
>
>
prev parent reply other threads:[~2015-06-17 18:30 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-11 23:45 [PATCH] x86: General protection fault after STR (32 bit systems only) Srinivas Pandruvada
2015-06-12 6:07 ` Ingo Molnar
2015-06-12 6:48 ` Andy Lutomirski
2015-06-12 7:15 ` Ingo Molnar
2015-06-12 7:41 ` Andy Lutomirski
2015-06-12 7:50 ` Ingo Molnar
2015-06-12 8:15 ` H. Peter Anvin
2015-06-12 8:36 ` Ingo Molnar
2015-06-12 15:48 ` Brian Gerst
2015-06-12 18:11 ` Andy Lutomirski
2015-06-12 18:31 ` Srinivas Pandruvada
2015-06-13 7:00 ` Ingo Molnar
2015-06-12 22:45 ` Denys Vlasenko
2015-06-13 14:20 ` Pavel Machek
2015-06-13 7:03 ` Ingo Molnar
2015-06-13 18:23 ` Andy Lutomirski
2015-06-13 21:30 ` Brian Gerst
2015-06-14 6:56 ` [PATCH] x86: Load __USER_DS into DS/ES after resume Ingo Molnar
2015-06-14 7:03 ` Pavel Machek
[not found] ` <CA+55aFzB9dYidEf_7Hs47FOF7WPPJnJQwj_RiwL--c5Gb1uqyw@mail.gmail.com>
2015-06-14 7:49 ` [PATCH v2] " Ingo Molnar
2015-06-14 8:57 ` Pavel Machek
2015-06-14 14:22 ` Brian Gerst
2015-06-15 16:12 ` Srinivas Pandruvada
2015-06-16 9:13 ` Pavel Machek
2015-06-16 21:40 ` Rafael J. Wysocki
2015-06-17 8:59 ` x86: allow using different kernel version for 32-bit, too Pavel Machek
2015-06-18 9:13 ` [PATCH v2] x86: Load __USER_DS into DS/ES after resume Ingo Molnar
2015-06-22 14:06 ` Rafael J. Wysocki
2015-06-12 16:15 ` [PATCH] x86: General protection fault after STR (32 bit systems only) Srinivas Pandruvada
2015-06-13 7:15 ` [PATCH, DEBUG] x86/32: Add small delay after resume Ingo Molnar
2015-06-15 16:10 ` Srinivas Pandruvada
2015-06-16 21:33 ` H. Peter Anvin
2015-06-16 22:25 ` Srinivas Pandruvada
2015-06-17 16:33 ` Konrad Rzeszutek Wilk
2015-06-17 17:22 ` H. Peter Anvin
2015-06-17 18:29 ` Konrad Rzeszutek Wilk [this message]
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