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From: Andi Kleen <andi@firstfloor.org>
To: Armin Rigo <arigo@tunes.org>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	peterz@infradead.org, mingo@kernel.org
Subject: Re: [PATCHv2 0/2] remap_file_pages() decommission
Date: Sun, 11 May 2014 20:36:32 -0700	[thread overview]
Message-ID: <87tx8v4qin.fsf@tassilo.jf.intel.com> (raw)
In-Reply-To: <CAMSv6X0+3-uNeiyEPD3sA5dA6Af_M+BT0aeVpa3qMv1aga0q9g@mail.gmail.com> (Armin Rigo's message of "Thu, 8 May 2014 17:44:46 +0200")

Armin Rigo <arigo@tunes.org> writes:

> Here is a note from the PyPy project (mentioned earlier in this
> thread, and at https://lwn.net/Articles/587923/ ).

Your use is completely bogus. remap_file_pages() pins everything 
and disables any swapping for the area.

-Andi
-- 
ak@linux.intel.com -- Speaking for myself only

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WARNING: multiple messages have this Message-ID (diff)
From: Andi Kleen <andi@firstfloor.org>
To: Armin Rigo <arigo@tunes.org>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	peterz@infradead.org, mingo@kernel.org
Subject: Re: [PATCHv2 0/2] remap_file_pages() decommission
Date: Sun, 11 May 2014 20:36:32 -0700	[thread overview]
Message-ID: <87tx8v4qin.fsf@tassilo.jf.intel.com> (raw)
In-Reply-To: <CAMSv6X0+3-uNeiyEPD3sA5dA6Af_M+BT0aeVpa3qMv1aga0q9g@mail.gmail.com> (Armin Rigo's message of "Thu, 8 May 2014 17:44:46 +0200")

Armin Rigo <arigo@tunes.org> writes:

> Here is a note from the PyPy project (mentioned earlier in this
> thread, and at https://lwn.net/Articles/587923/ ).

Your use is completely bogus. remap_file_pages() pins everything 
and disables any swapping for the area.

-Andi
-- 
ak@linux.intel.com -- Speaking for myself only

  parent reply	other threads:[~2014-05-12  3:36 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-08 12:41 [PATCHv2 0/2] remap_file_pages() decommission Kirill A. Shutemov
2014-05-08 12:41 ` Kirill A. Shutemov
2014-05-08 12:41 ` [PATCH 1/2] mm: mark remap_file_pages() syscall as deprecated Kirill A. Shutemov
2014-05-08 12:41   ` Kirill A. Shutemov
     [not found]   ` <1399552888-11024-2-git-send-email-kirill.shutemov-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2014-06-12  5:48     ` Michael Kerrisk
2014-06-12  5:48       ` Michael Kerrisk
2014-06-12  5:48       ` Michael Kerrisk
     [not found]       ` <CAHO5Pa31WVrtG+2hU1grbLHiEPjkM_eB4JgSStskX8AvDjQRKA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-06-12  9:40         ` Kirill A. Shutemov
2014-06-12  9:40           ` Kirill A. Shutemov
2014-06-12  9:40           ` Kirill A. Shutemov
2014-06-12  9:44           ` Michael Kerrisk (man-pages)
2014-06-12  9:44             ` Michael Kerrisk (man-pages)
2014-05-08 12:41 ` [PATCH 2/2] mm: replace remap_file_pages() syscall with emulation Kirill A. Shutemov
2014-05-08 12:41   ` Kirill A. Shutemov
2014-05-08 21:57   ` Andrew Morton
2014-05-08 21:57     ` Andrew Morton
2014-05-12 15:11     ` Sasha Levin
2014-05-12 15:11       ` Sasha Levin
2014-05-12 17:05       ` Kirill A. Shutemov
2014-05-12 17:05         ` Kirill A. Shutemov
2014-05-14 20:52         ` Sasha Levin
2014-05-14 20:52           ` Sasha Levin
2014-05-14 21:17           ` Kirill A. Shutemov
2014-05-14 21:17             ` Kirill A. Shutemov
2014-05-14 21:40             ` Andrew Morton
2014-05-14 21:40               ` Andrew Morton
2014-05-13  7:32       ` Armin Rigo
2014-05-13  7:32         ` Armin Rigo
2014-05-13 12:57         ` Sasha Levin
2014-05-13 12:57           ` Sasha Levin
2014-05-08 15:35 ` [PATCHv2 0/2] remap_file_pages() decommission Linus Torvalds
2014-05-08 15:35   ` Linus Torvalds
2014-05-08 15:44 ` Armin Rigo
2014-05-08 15:44   ` Armin Rigo
2014-05-08 16:02   ` Kirill A. Shutemov
2014-05-08 16:02     ` Kirill A. Shutemov
2014-05-08 16:08     ` Linus Torvalds
2014-05-08 16:08       ` Linus Torvalds
2014-05-09 14:05       ` Kirill A. Shutemov
2014-05-09 14:05         ` Kirill A. Shutemov
2014-05-09 15:14         ` Linus Torvalds
2014-05-09 15:14           ` Linus Torvalds
2014-05-09 18:19           ` Kirill A. Shutemov
2014-05-09 18:19             ` Kirill A. Shutemov
2014-05-12 12:43           ` Kirill A. Shutemov
2014-05-12 12:43             ` Kirill A. Shutemov
2014-05-12 14:59             ` Konstantin Khlebnikov
2014-05-12 14:59               ` Konstantin Khlebnikov
2014-05-12  3:36   ` Andi Kleen [this message]
2014-05-12  3:36     ` Andi Kleen
2014-05-12  5:16     ` Konstantin Khlebnikov
2014-05-12  5:16       ` Konstantin Khlebnikov
2014-05-12  7:50     ` Armin Rigo
2014-05-12  7:50       ` Armin Rigo

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