From: Russell King <rmk@arm.linux.org.uk>
To: David Woodhouse <dwmw2@infradead.org>
Cc: Christoph Rohland <cr@sap.com>,
Alan Cox <alan@lxorguk.ukuu.org.uk>,
Maciej Zenczykowski <maze@druid.if.uj.edu.pl>,
linux-kernel@vger.kernel.org
Subject: Re: [OT] Wrapping memory.
Date: Tue, 4 Dec 2001 10:59:19 +0000 [thread overview]
Message-ID: <20011204105919.B18147@flint.arm.linux.org.uk> (raw)
In-Reply-To: <20011204104047.A18147@flint.arm.linux.org.uk> <m3r8qcagt7.fsf@linux.local> <E16AIZ8-0008Re-00@the-village.bc.nu> <12969.1007315617@redhat.com> <m3r8qcagt7.fsf@linux.local> <25163.1007370678@redhat.com> <20011204104047.A18147@flint.arm.linux.org.uk> <7847.1007462704@redhat.com>
In-Reply-To: <7847.1007462704@redhat.com>; from dwmw2@infradead.org on Tue, Dec 04, 2001 at 10:45:04AM +0000
On Tue, Dec 04, 2001 at 10:45:04AM +0000, David Woodhouse wrote:
> Oooh. Can you do that without having phys->virt lookup?
Yep. But only because we have page->mapping->i_mmap_shared.
> And what about mappings in other mms? Or are the ARM caches so broken
> that you have to flush the whole damn thing on mm switch anyway?
> VIVT. Urgh.
Correct. ;(
--
Russell King (rmk@arm.linux.org.uk) The developer of ARM Linux
http://www.arm.linux.org.uk/personal/aboutme.html
prev parent reply other threads:[~2001-12-04 11:01 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-12-01 22:03 [OT] Wrapping memory Maciej Zenczykowski
2001-12-01 22:24 ` Alan Cox
2001-12-02 1:52 ` Benjamin LaHaise
2001-12-02 10:24 ` Christoph Rohland
2001-12-02 17:53 ` David Woodhouse
2001-12-03 7:44 ` Christoph Rohland
2001-12-03 9:11 ` David Woodhouse
2001-12-04 10:40 ` Russell King
2001-12-04 16:39 ` Jamie Lokier
2001-12-04 21:03 ` Russell King
2001-12-04 10:45 ` David Woodhouse
2001-12-04 10:59 ` Russell King [this message]
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