From: Borislav Petkov <borislav.petkov@amd.com>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Hugh Dickins <hughd@google.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Andrew Morton <akpm@linux-foundation.org>,
"Roedel, Joerg" <Joerg.Roedel@amd.com>,
"x86@kernel.org" <x86@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] x86: fix CONFIG_VMSPLIT_1G and 2G_OPT trampoline
Date: Wed, 25 Aug 2010 09:13:46 +0200 [thread overview]
Message-ID: <20100825071346.GA25816@aftab> (raw)
In-Reply-To: <4C74C0FA.3010304@zytor.com>
From: "H. Peter Anvin" <hpa@zytor.com>
Date: Wed, Aug 25, 2010 at 03:06:34AM -0400
> It doesn't matter on reboot, but the right thing would be to switch to
> the trampoline page table here. Same with suspend.
Yeah, I do that in my other patch (http://lkml.org/lkml/2010/8/24/61)
which adds the initial_page_table and keeps swapper_pg_dir clear of low
mappings. I'll add Hugh's fix there too and will start testing to see
what happens :).
--
Regards/Gruss,
Boris.
Advanced Micro Devices GmbH
Einsteinring 24, 85609 Dornach
General Managers: Alberto Bozzo, Andrew Bowd
Registration: Dornach, Gemeinde Aschheim, Landkreis Muenchen
Registergericht Muenchen, HRB Nr. 43632
next prev parent reply other threads:[~2010-08-25 7:14 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-25 5:44 [PATCH] x86: fix CONFIG_VMSPLIT_1G and 2G_OPT trampoline Hugh Dickins
2010-08-25 6:30 ` Borislav Petkov
2010-08-25 7:06 ` H. Peter Anvin
2010-08-25 7:13 ` Borislav Petkov [this message]
2010-08-25 7:13 ` [tip:x86/urgent] x86, mm: Fix " tip-bot for Hugh Dickins
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