From: Jarkko Nikula <jarkko.nikula@linux.intel.com>
To: "Rafael J. Wysocki" <rjw@rjwysocki.net>,
Pavel Machek <pavel@ucw.cz>, Andrew Lutomirski <luto@kernel.org>
Cc: Andy Lutomirski <luto@amacapital.net>,
Linus Torvalds <torvalds@linux-foundation.org>,
Zhang Rui <rui.zhang@intel.com>,
Thomas Gleixner <tglx@linutronix.de>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
the arch/x86 maintainers <x86@kernel.org>
Subject: Re: [PATCH] Fix resume on x86-32 machines
Date: Mon, 11 Dec 2017 16:59:11 +0200 [thread overview]
Message-ID: <2dd7f763-9926-7f36-f2bc-6df72fa798ce@linux.intel.com> (raw)
In-Reply-To: <151331264.Sjvx2oHGGq@aspire.rjw.lan>
On 12/11/2017 04:22 PM, Rafael J. Wysocki wrote:
> On Sunday, December 10, 2017 10:58:23 PM CET Andy Lutomirski wrote:
>>
>>> On Dec 10, 2017, at 1:38 PM, Pavel Machek <pavel@ucw.cz> wrote:
>>>
>>>
>>> After 4.15-rc2, suspend stopped working on Thinkpad X60. 5b06bbc
>>> (unintentionally?) reordered stuff with respect to
>>> fix_processor_context() on 32-bit and 64-bit. We undo that change on
>>> 32-bit.
>>>
>>
>> Can you explain what was wrong with the reordering? Your patch certainly *looks* incorrect.
>>
>> I'm guessing that the real issue is that 32-bit needs %fs restored early for TLS.
>
> I *think* you are right.
>
> Anyway, that should be easy enough to verify.
>
> Pavel, can you please check if the below change works too?
>
> ---
> arch/x86/power/cpu.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
Works here on my test machine.
Tested-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
next prev parent reply other threads:[~2017-12-11 14:59 UTC|newest]
Thread overview: 83+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-03 16:22 Linux 4.15-rc2 Linus Torvalds
2017-12-04 22:25 ` Linux 4.15-rc2: Regression in resume from ACPI S3 Rafael J. Wysocki
2017-12-04 22:36 ` Linus Torvalds
2017-12-04 22:38 ` Thomas Gleixner
2017-12-04 22:41 ` Rafael J. Wysocki
2017-12-05 0:25 ` Rafael J. Wysocki
2017-12-09 10:33 ` Pavel Machek
2017-12-09 11:41 ` Pavel Machek
[not found] ` <CA+55aFw8tuoJ2gcXx3K2sKFf2Y9hXX4naMVQNqGOUivnjwhjkg@mail.gmail.com>
2017-12-09 22:01 ` Pavel Machek
[not found] ` <CA+55aFySAdiBZhZ0PSDjH5PuvPPcMsBRXbxCkObfm1eY7gHDbQ@mail.gmail.com>
2017-12-10 16:23 ` Pavel Machek
2017-12-10 16:37 ` Linus Torvalds
2017-12-10 18:56 ` Pavel Machek
2017-12-10 20:30 ` Linus Torvalds
2017-12-10 20:43 ` Pavel Machek
2017-12-10 21:28 ` Linus Torvalds
2017-12-10 21:35 ` Pavel Machek
2017-12-12 17:27 ` Linus Torvalds
2017-12-12 18:05 ` Andy Lutomirski
2017-12-12 18:36 ` Linus Torvalds
2017-12-12 22:10 ` Andy Lutomirski
2017-12-12 22:33 ` Linus Torvalds
2017-12-12 23:10 ` Andy Lutomirski
2017-12-13 11:16 ` Jarkko Nikula
2017-12-13 12:40 ` Ingo Molnar
2017-12-13 18:50 ` Andy Lutomirski
2017-12-10 21:38 ` [PATCH] Fix resume on x86-32 machines Pavel Machek
2017-12-10 21:58 ` Andy Lutomirski
2017-12-10 22:20 ` Pavel Machek
2017-12-11 9:25 ` Jarkko Nikula
2017-12-11 14:22 ` Rafael J. Wysocki
2017-12-11 14:43 ` Rafael J. Wysocki
2017-12-11 14:59 ` Jarkko Nikula [this message]
2017-12-11 18:31 ` Linus Torvalds
2017-12-11 18:41 ` Andy Lutomirski
2017-12-11 19:12 ` Linus Torvalds
2017-12-14 20:38 ` Pavel Machek
2017-12-14 20:47 ` Linus Torvalds
2017-12-14 21:20 ` Andy Lutomirski
2017-12-14 22:22 ` Pavel Machek
2017-12-11 15:13 ` Ingo Molnar
2017-12-11 16:26 ` Andy Lutomirski
2017-12-11 14:09 ` Linux 4.15-rc2: Regression in resume from ACPI S3 Zhang Rui
2017-12-11 16:28 ` Andy Lutomirski
2017-12-12 8:00 ` Pavel Machek
2017-12-06 12:15 ` Michal Hocko
2017-12-06 12:23 ` Thomas Gleixner
2017-12-06 14:04 ` Rafael J. Wysocki
2017-12-06 12:31 ` Maarten Lankhorst
2017-12-06 12:46 ` Thomas Gleixner
2017-12-06 13:09 ` Maarten Lankhorst
2017-12-06 14:15 ` Thomas Gleixner
2017-12-07 13:33 ` Maarten Lankhorst
2017-12-08 10:30 ` Thomas Gleixner
2017-12-13 15:57 ` Thomas Gleixner
2017-12-13 16:23 ` Bjorn Helgaas
2017-12-13 16:41 ` Thomas Gleixner
2017-12-13 17:45 ` Linus Torvalds
2017-12-13 18:19 ` Thomas Gleixner
2017-12-13 20:52 ` Thomas Gleixner
2017-12-13 21:06 ` Thomas Gleixner
2017-12-13 22:48 ` Rafael J. Wysocki
2017-12-14 11:54 ` Thomas Gleixner
2017-12-14 12:12 ` Rafael J. Wysocki
2017-12-14 12:30 ` Thomas Gleixner
2017-12-14 15:30 ` Rafael J. Wysocki
2017-12-14 15:52 ` Thomas Gleixner
2017-12-14 15:54 ` Rafael J. Wysocki
2017-12-14 16:17 ` Maarten Lankhorst
2017-12-15 2:07 ` [PATCH] PCI / PM: Force devices to D0 in pci_pm_thaw_noirq() Rafael J. Wysocki
2017-12-15 14:28 ` Rafael J. Wysocki
2017-12-15 18:30 ` Bjorn Helgaas
2017-12-15 23:44 ` Rafael J. Wysocki
2017-12-14 13:24 ` Linux 4.15-rc2: Regression in resume from ACPI S3 Thomas Gleixner
2017-12-14 19:03 ` Linus Torvalds
2017-12-14 22:36 ` Thomas Gleixner
2017-12-14 22:47 ` Linus Torvalds
2017-12-15 9:05 ` Thomas Gleixner
2017-12-15 0:34 ` Rafael J. Wysocki
2017-12-13 22:39 ` Rafael J. Wysocki
2017-12-13 23:26 ` Rafael J. Wysocki
2017-12-07 7:55 ` Michal Hocko
2017-12-10 20:30 ` Michal Hocko
2018-02-21 18:36 ` Linux 4.15-rc2 Eugene Syromiatnikov
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