From: "H. Peter Anvin" <hpa@linux.intel.com>
To: "Kirill A. Shutemov" <kirill@shutemov.name>
Cc: Andrea Arcangeli <aarcange@redhat.com>,
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
Andrew Morton <akpm@linux-foundation.org>,
linux-mm@kvack.org, Andi Kleen <ak@linux.intel.com>,
linux-kernel@vger.kernel.org, Arnd Bergmann <arnd@arndb.de>,
Ingo Molnar <mingo@kernel.org>,
linux-arch@vger.kernel.org
Subject: Re: [PATCH 0/3] Virtual huge zero page
Date: Mon, 01 Oct 2012 10:52:06 -0700 [thread overview]
Message-ID: <5069D846.6000104@linux.intel.com> (raw)
In-Reply-To: <20121001174420.GA21490@shutemov.name>
On 10/01/2012 10:44 AM, Kirill A. Shutemov wrote:
> On Mon, Oct 01, 2012 at 10:37:23AM -0700, H. Peter Anvin wrote:
>> One can otherwise argue that if hzp doesn't matter for except in a small
>> number of cases that we shouldn't use it at all.
>
> These small number of cases can easily trigger OOM if THP is enabled. :)
>
And that doesn't happen in any conditions that *aren't* helped by hzp?
-hpa
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next prev parent reply other threads:[~2012-10-01 17:52 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-28 23:37 [PATCH 0/3] Virtual huge zero page Kirill A. Shutemov
2012-09-28 23:37 ` [PATCH 1/3] asm-generic: introduce pmd_special() and pmd_mkspecial() Kirill A. Shutemov
2012-09-28 23:37 ` [PATCH 2/3] mm, thp: implement virtual huge zero page Kirill A. Shutemov
2012-09-28 23:37 ` [PATCH 3/3] x86: implement HAVE_PMD_SPECAIL Kirill A. Shutemov
2012-09-29 13:48 ` [PATCH 0/3] Virtual huge zero page Andrea Arcangeli
2012-09-29 14:30 ` Andi Kleen
2012-09-29 14:37 ` Andrea Arcangeli
2012-10-01 13:49 ` Kirill A. Shutemov
2012-10-01 16:14 ` Andrea Arcangeli
2012-10-01 17:18 ` Kirill A. Shutemov
2012-10-01 15:34 ` H. Peter Anvin
2012-10-01 16:31 ` Andrea Arcangeli
2012-10-01 17:03 ` H. Peter Anvin
2012-10-01 17:15 ` Kirill A. Shutemov
2012-10-01 18:03 ` Andrea Arcangeli
2012-10-01 17:26 ` Andrea Arcangeli
2012-10-01 17:33 ` H. Peter Anvin
2012-10-01 17:36 ` Kirill A. Shutemov
2012-10-01 17:37 ` H. Peter Anvin
2012-10-01 17:44 ` Kirill A. Shutemov
2012-10-01 17:52 ` H. Peter Anvin [this message]
2012-10-01 18:56 ` Kirill A. Shutemov
2012-10-01 18:05 ` Andrea Arcangeli
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