From: Pavel Machek <pavel@ucw.cz>
To: Sasha Levin <Alexander.Levin@microsoft.com>
Cc: "stable@vger.kernel.org" <stable@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Joerg Roedel <jroedel@suse.de>,
Thomas Gleixner <tglx@linutronix.de>,
"H . Peter Anvin" <hpa@zytor.com>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Andy Lutomirski <luto@kernel.org>,
Dave Hansen <dave.hansen@intel.com>,
Josh Poimboeuf <jpoimboe@redhat.com>,
Juergen Gross <jgross@suse.com>,
Peter Zijlstra <peterz@infradead.org>,
Borislav Petkov <bp@alien8.de>, Jiri Kosina <jkosina@suse.cz>,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
Brian Gerst <brgerst@gmail.com>,
David Laight <David.Laight@aculab.com>,
Denys Vlasenko <dvlasenk@redhat.com>,
Eduardo Valentin <eduval@amazon.com>,
Greg KH <gregkh@linuxfoundation.org>,
Will Deacon <will.deacon@arm.com>,
"aliguori@amazon.com" <aliguori@amazon.com>,
Daniel Gruss <daniel.gruss@iaik.tugraz.at>,
"hughd@google.com" <hughd@google.com>,
"keescook@google.com" <keescook@google.com>,
Andrea Arcangeli <aarcange@redhat.com>,
Waiman Long <llong@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@kernel.org>,
"joro@8bytes.org" <joro@8bytes.org>
Subject: Re: [PATCH AUTOSEL 4.4 22/47] x86/mm: Remove in_nmi() warning from vmalloc_fault()
Date: Mon, 3 Sep 2018 15:42:22 +0200 [thread overview]
Message-ID: <20180903134222.GA9051@amd> (raw)
In-Reply-To: <20180902131533.184092-22-alexander.levin@microsoft.com>
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On Sun 2018-09-02 13:16:04, Sasha Levin wrote:
> From: Joerg Roedel <jroedel@suse.de>
>
> [ Upstream commit 6863ea0cda8725072522cd78bda332d9a0b73150 ]
>
> It is perfectly okay to take page-faults, especially on the
> vmalloc area while executing an NMI handler. Remove the
> warning.
I don't think this meets stable kernel criteria, as documented.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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next prev parent reply other threads:[~2018-09-03 13:42 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20180902131533.184092-1-alexander.levin@microsoft.com>
2018-09-02 13:16 ` [PATCH AUTOSEL 4.4 22/47] x86/mm: Remove in_nmi() warning from vmalloc_fault() Sasha Levin
2018-09-03 13:42 ` Pavel Machek [this message]
2018-09-02 13:16 ` [PATCH AUTOSEL 4.4 23/47] x86/kexec: Allocate 8k PGDs for PTI Sasha Levin
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