From: Russell King <rmk+lkml@arm.linux.org.uk>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: linux-pci@atrey.karlin.mff.cuni.cz,
Linux Kernel list <linux-kernel@vger.kernel.org>,
Greg KH <greg@kroah.com>
Subject: Re: pci-sysfs resource mmap broken
Date: Tue, 26 Apr 2005 10:24:05 +0100 [thread overview]
Message-ID: <20050426102405.B14242@flint.arm.linux.org.uk> (raw)
In-Reply-To: <1114495782.7112.60.camel@gaston>; from benh@kernel.crashing.org on Tue, Apr 26, 2005 at 04:09:41PM +1000
On Tue, Apr 26, 2005 at 04:09:41PM +1000, Benjamin Herrenschmidt wrote:
> Ok, after a bit more thinking, I think I'll go that way for now, please
> let me know if you think I'm wrong:
>
> rename "resource" to "resources" and make it contain a start address
> that matches the BAR value, that is something that has at least some
> sort of meaning in userland and can be passed to pci_mmap_page_range().
> To do that "translation", I'll read the BAR value, and use it as start,
> then use the resource size & flags.
>
> The name change will also allow userland to "detect" the fixed
> implementation.
I'll wait until I see code before commenting.
--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of: 2.6 Serial core
next prev parent reply other threads:[~2005-04-26 9:24 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-04-26 5:33 pci-sysfs resource mmap broken Benjamin Herrenschmidt
2005-04-26 6:09 ` Benjamin Herrenschmidt
2005-04-26 6:36 ` Greg KH
2005-04-26 9:24 ` Russell King [this message]
2005-04-26 16:30 ` Grant Grundler
2005-04-26 22:47 ` Benjamin Herrenschmidt
2005-04-27 3:55 ` Grant Grundler
2005-04-27 4:30 ` Benjamin Herrenschmidt
2005-04-27 4:28 ` David S. Miller
2005-04-27 4:39 ` Benjamin Herrenschmidt
2005-04-27 4:46 ` pci-sysfs resource mmap broken (and PATCH) Benjamin Herrenschmidt
2005-04-27 23:13 ` Benjamin Herrenschmidt
2005-04-28 5:33 ` Grant Grundler
2005-04-28 5:37 ` David S. Miller
2005-04-28 6:39 ` Benjamin Herrenschmidt
2005-04-28 6:50 ` David S. Miller
2005-04-28 7:21 ` Benjamin Herrenschmidt
2005-04-28 7:22 ` David S. Miller
2005-04-28 7:46 ` Benjamin Herrenschmidt
2005-04-28 15:11 ` Grant Grundler
2005-04-28 22:47 ` Benjamin Herrenschmidt
2005-04-28 23:38 ` Grant Grundler
2005-04-29 15:42 ` David S. Miller
2005-04-29 22:16 ` Jesse Barnes
2005-04-28 6:35 ` Benjamin Herrenschmidt
2005-05-03 5:37 ` pci-sysfs resource mmap broken PATCH#2 Benjamin Herrenschmidt
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