From: Andrea Arcangeli <andrea@suse.de>
To: Andrew Morton <akpm@zip.com.au>
Cc: Peter Zaitsev <pz@spylog.ru>,
theowl@freemail.c3.hu, theowl@freemail.hu,
linux-kernel@vger.kernel.org,
Linus Torvalds <torvalds@transmeta.com>
Subject: Re: your mail on mmap() to the kernel list
Date: Tue, 4 Dec 2001 15:18:49 +0100 [thread overview]
Message-ID: <20011204151849.V3447@athlon.random> (raw)
In-Reply-To: <3C08A4BD.1F737E36@zip.com.au>, <3C082244.8587.80EF082@localhost>, <3C082244.8587.80EF082@localhost> <61437219298.20011201113130@spylog.ru> <3C08A4BD.1F737E36@zip.com.au> <142576153324.20011203020702@spylog.ru> <3C0ABA9E.5E652392@zip.com.au>
In-Reply-To: <3C0ABA9E.5E652392@zip.com.au>; from akpm@zip.com.au on Sun, Dec 02, 2001 at 03:34:54PM -0800
On Sun, Dec 02, 2001 at 03:34:54PM -0800, Andrew Morton wrote:
> Peter Zaitsev wrote:
> >
> > ...
>
> It's very simple. The kernel has a linked list of vma's for your
> process. It is kept in address order. Each time you request a
> new mapping, the kernel walks down that list looking for an address
> at which to place the new mapping. This data structure is set up
> for efficient find-by-address, not for efficient find-a-gap.
exactly.
Andrea
next prev parent reply other threads:[~2001-12-04 14:42 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <3C082244.8587.80EF082@localhost>
2001-12-01 8:31 ` Re[2]: your mail on mmap() to the kernel list Peter Zaitsev
2001-12-01 9:37 ` Andrew Morton
2001-12-02 23:07 ` Re[2]: " Peter Zaitsev
2001-12-02 23:34 ` Andrew Morton
2001-12-03 10:10 ` Re[2]: " Peter Zaitsev
2001-12-04 14:18 ` Andrea Arcangeli [this message]
2001-12-04 14:15 ` Andrea Arcangeli
2001-12-04 15:36 ` Re[2]: " Peter Zaitsev
2001-12-04 16:42 ` Rik van Riel
2001-12-04 16:55 ` Andrea Arcangeli
2001-12-05 14:38 ` Re[2]: " Peter Zaitsev
2001-12-05 14:36 ` Re[3]: " Peter Zaitsev
2001-12-04 16:48 ` Andrea Arcangeli
2001-12-05 16:12 ` Re[2]: " Peter Zaitsev
2001-12-05 16:23 ` Andrea Arcangeli
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