From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Linus Torvalds <torvalds@osdl.org>
Cc: Ingo Molnar <mingo@elte.hu>, Andi Kleen <ak@suse.de>,
Jamie Lokier <jamie@shareable.org>,
Linux Kernel list <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@osdl.org>,
Ulrich Drepper <drepper@redhat.com>
Subject: Re: [BUG] get_unmapped_area() change -> non booting machine
Date: Fri, 13 Feb 2004 07:49:26 +1100 [thread overview]
Message-ID: <1076618966.12467.14.camel@gaston> (raw)
In-Reply-To: <Pine.LNX.4.58.0402120833000.5816@home.osdl.org>
> One option is to mark the brk() VMA's as being grow-up (which they are),
> and make get_unmapped_area() realize that it should avoid trying to
> allocate just above grow-up segments or just below grow-down segments.
> That's still something of a special case, but at least it's not "magic"
> any more, now it's more of a "makes sense".
Though we need a way to represent TASK_UNMAPPED_BASE, no ? (as the
limit above which it's ok).
Ben.
next prev parent reply other threads:[~2004-02-12 20:53 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-02-10 3:47 [BUG] get_unmapped_area() change -> non booting machine Benjamin Herrenschmidt
2004-02-10 16:25 ` Linus Torvalds
2004-02-10 17:37 ` Jamie Lokier
2004-02-10 22:25 ` Benjamin Herrenschmidt
2004-02-12 23:23 ` Andi Kleen
2004-02-12 10:04 ` Ingo Molnar
2004-02-12 16:36 ` Linus Torvalds
2004-02-12 17:02 ` Dave McCracken
2004-02-12 17:17 ` Linus Torvalds
2004-02-12 17:31 ` Dave McCracken
2004-02-12 18:19 ` Linus Torvalds
2004-02-12 18:25 ` Dave McCracken
2004-02-12 20:49 ` Benjamin Herrenschmidt [this message]
2004-02-13 3:26 ` Jamie Lokier
2004-02-15 5:25 ` Andi Kleen
2004-02-13 18:33 ` Martin J. Bligh
2004-02-13 1:52 ` Andi Kleen
2004-02-13 6:26 ` H. Peter Anvin
2004-02-10 22:17 ` Benjamin Herrenschmidt
2004-02-14 8:34 ` Andi Kleen
2004-02-11 23:23 ` Andi Kleen
2004-02-10 7:48 ` Benjamin Herrenschmidt
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