From: Dominik Brodowski <linux@dominikbrodowski.net>
To: Mikulas Patocka <mpatocka@redhat.com>
Cc: Bernhard Held <berny156@gmx.de>,
Andy Lutomirski <luto@kernel.org>, Toshi Kani <toshi.kani@hp.com>,
Borislav Petkov <bp@alien8.de>,
Andrew Morton <akpm@linux-foundation.org>,
Brian Gerst <brgerst@gmail.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
"H. Peter Anvin" <hpa@zytor.com>, Ingo Molnar <mingo@kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Peter Zijlstra <peterz@infradead.org>,
"Luis R. Rodriguez" <mcgrof@suse.com>,
Denys Vlasenko <dvlasenk@redhat.com>,
Josh Poimboeuf <jpoimboe@redhat.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [tip:x86/urgent] x86/PAT: Fix Xorg regression on CPUs that don't support PAT
Date: Tue, 30 May 2017 19:14:40 +0200 [thread overview]
Message-ID: <20170530171440.GA1599@light.dominikbrodowski.net> (raw)
In-Reply-To: <alpine.LRH.2.02.1705291837130.1640@file01.intranet.prod.int.rdu2.redhat.com>
[-- Attachment #1: Type: text/plain, Size: 750 bytes --]
Same boot problem here (Intel(R) Core(TM) i5-5200U CPU on a Dell XPS 13),
git-bisected to the same patch...
On Mon, May 29, 2017 at 06:50:57PM -0400, Mikulas Patocka wrote:
> Please do the following three tests and test if the kernel boots.
>
> 1. use the PAT patch and revert the change to the function pat_enabled()
> - i.e. change it to the original:
> bool pat_enabled(void)
> {
> return !!__pat_enabled;
> }
No joy.
> 2. use the PAT patch and revert the change to the function pat_ap_init
> - i.e. change it to the original:
> static void pat_ap_init(u64 pat)
> {
> if (!boot_cpu_has(X86_FEATURE_PAT)) {
Joy.
> 3. use the full PAT patch and apply the below patch on the top of it.
No joy.
Best,
Dominik
[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 833 bytes --]
next prev parent reply other threads:[~2017-05-30 17:24 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-18 19:07 [PATCH] X86: don't report PAT on CPUs that don't support it Mikulas Patocka
2017-04-18 19:28 ` H. Peter Anvin
2017-04-18 20:47 ` Mikulas Patocka
2017-05-14 22:07 ` Mikulas Patocka
2017-05-16 13:57 ` H. Peter Anvin
2017-05-16 15:49 ` Mikulas Patocka
2017-05-18 7:17 ` Ingo Molnar
2017-05-24 10:21 ` [tip:x86/urgent] x86/PAT: Fix Xorg regression on CPUs that don't support PAT tip-bot for Mikulas Patocka
2017-05-28 18:18 ` Bernhard Held
2017-05-28 18:43 ` Andy Lutomirski
2017-05-29 22:50 ` Mikulas Patocka
2017-05-30 17:14 ` Dominik Brodowski [this message]
2017-05-30 17:59 ` Mikulas Patocka
2017-05-30 18:47 ` Dominik Brodowski
2017-05-30 19:30 ` Bernhard Held
2017-05-31 9:39 ` Junichi Nomura
2017-06-06 22:49 ` [PATCH v2] X86: don't report PAT on CPUs that don't support it Mikulas Patocka
2017-06-06 22:51 ` Andy Lutomirski
2017-06-06 23:21 ` Mikulas Patocka
2017-06-13 15:54 ` Andy Lutomirski
2017-06-14 20:24 ` Mikulas Patocka
2017-06-07 19:54 ` Bernhard Held
2017-07-03 5:05 ` Mikulas Patocka
2017-07-04 13:41 ` Thomas Gleixner
2017-07-04 13:48 ` Thomas Gleixner
2017-07-04 23:04 ` [PATCH v3] " Mikulas Patocka
2017-07-05 7:03 ` [tip:x86/urgent] x86/mm/pat: Don't " tip-bot for Mikulas Patocka
2017-05-31 0:53 [tip:x86/urgent] x86/PAT: Fix Xorg regression on CPUs that don't support PAT Doug Smythies
2017-06-01 7:49 ` Ian W MORRISON
2017-06-01 14:48 ` Ian W MORRISON
2017-06-02 6:32 Ian W MORRISON
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20170530171440.GA1599@light.dominikbrodowski.net \
--to=linux@dominikbrodowski.net \
--cc=akpm@linux-foundation.org \
--cc=berny156@gmx.de \
--cc=bp@alien8.de \
--cc=brgerst@gmail.com \
--cc=dvlasenk@redhat.com \
--cc=hpa@zytor.com \
--cc=jpoimboe@redhat.com \
--cc=linux-kernel@vger.kernel.org \
--cc=luto@kernel.org \
--cc=mcgrof@suse.com \
--cc=mingo@kernel.org \
--cc=mpatocka@redhat.com \
--cc=peterz@infradead.org \
--cc=tglx@linutronix.de \
--cc=torvalds@linux-foundation.org \
--cc=toshi.kani@hp.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®