From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Ivan Kokshaysky <ink@jurassic.park.msu.ru>,
Gary Hade <garyhade@us.ibm.com>, Ingo Molnar <mingo@elte.hu>,
Thomas Meyer <thomas@m3y3r.de>,
Stefan Richter <stefanr@s5r6.in-berlin.de>,
Thomas Gleixner <tglx@linutronix.de>,
"Rafael J. Wysocki" <rjw@sisk.pl>,
LKML <linux-kernel@vger.kernel.org>,
Adrian Bunk <bunk@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Natalie Protasevich <protasnb@gmail.com>,
pm@debian.org
Subject: Re: [patch] pci: revert "PCI: remove transparent bridge sizing"
Date: Wed, 26 Mar 2008 22:47:02 +0000 [thread overview]
Message-ID: <20080326224702.46b4d582@core> (raw)
In-Reply-To: <alpine.LFD.1.00.0803261524560.2775@woody.linux-foundation.org>
> I dunno. I'm not going to do anything in this area before 2.6.25 is out
> because this *does* make me a bit nervous, but if somebody wants to think
> about this and perhaps write patches for testing, that would be good.
One way to kill off some of the assumptions and gunge would be to add
pci_resource_assigned(resource) [or indeed just resource_assigned()].
Iomap has similar problems - we have no portable defined "not mapped" at
the moment, although we use NULL technically mmio maps of 0 end up at 0
in the implementation today.
Alan
next prev parent reply other threads:[~2008-03-26 23:06 UTC|newest]
Thread overview: 97+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-22 1:59 2.6.25-rc6-git6: Reported regressions from 2.6.24 Rafael J. Wysocki
2008-03-22 2:52 ` Jeff Garzik
2008-03-22 11:11 ` Ingo Molnar
2008-03-22 5:33 ` Andrew Morton
2008-03-22 11:15 ` Ingo Molnar
2008-03-22 17:53 ` Rafael J. Wysocki
2008-03-22 16:32 ` Heiko Carstens
2008-03-22 17:56 ` Rafael J. Wysocki
2008-03-22 16:34 ` ohci1394 problem (MMIO broken) (was 2.6.25-rc6-git6: Reported regressions from 2.6.24) Stefan Richter
2008-03-22 17:24 ` Thomas Meyer
2008-03-22 17:58 ` Rafael J. Wysocki
2008-03-22 18:27 ` Stefan Richter
2008-03-22 19:02 ` Stefan Richter
2008-03-22 21:33 ` Linus Torvalds
2008-03-22 21:58 ` Thomas Gleixner
2008-03-22 21:59 ` H. Peter Anvin
2008-03-22 22:27 ` ohci1394 problem (MMIO broken) (was 2.6.25-rc6-git6: Reported regressions from 2.6.24) [Bug 10080] Stefan Richter
2008-03-22 23:28 ` ohci1394 problem (MMIO broken) (was 2.6.25-rc6-git6: Reported regressions from 2.6.24) Yinghai Lu
2008-03-22 23:31 ` H. Peter Anvin
2008-03-23 2:00 ` Yinghai Lu
2008-03-23 2:39 ` H. Peter Anvin
2008-03-23 3:30 ` Yinghai Lu
2008-03-22 23:01 ` Linus Torvalds
2008-03-22 23:50 ` Stefan Richter
2008-03-23 6:35 ` Ingo Molnar
2008-03-24 19:34 ` Thomas Meyer
2008-03-24 19:47 ` Ingo Molnar
2008-03-24 20:17 ` Thomas Meyer
2008-03-24 20:47 ` Linus Torvalds
2008-03-26 3:39 ` Benjamin Herrenschmidt
2008-03-26 23:25 ` Benjamin Herrenschmidt
2008-03-24 19:58 ` Thomas Meyer
2008-03-24 20:50 ` Linus Torvalds
2008-03-24 21:24 ` Stefan Richter
2008-03-24 21:47 ` Stefan Richter
2008-03-25 7:31 ` Ingo Molnar
2008-03-25 16:50 ` Ingo Molnar
2008-03-25 17:06 ` Stefan Richter
2008-03-25 18:32 ` Thomas Meyer
2008-03-25 20:11 ` Ingo Molnar
2008-03-25 20:29 ` Ingo Molnar
2008-03-25 21:08 ` Thomas Meyer
2008-03-25 21:47 ` Linus Torvalds
2008-03-25 22:02 ` Thomas Meyer
2008-03-26 10:14 ` Ivan Kokshaysky
2008-03-26 12:17 ` Benjamin Herrenschmidt
2008-03-26 13:54 ` [patch] pci: revert "PCI: remove transparent bridge sizing" Ingo Molnar
2008-03-26 17:45 ` Thomas Meyer
2008-03-26 18:07 ` Gary Hade
2008-03-26 18:33 ` Linus Torvalds
2008-03-26 20:30 ` Gary Hade
2008-03-26 20:46 ` Linus Torvalds
2008-03-26 20:58 ` Ivan Kokshaysky
2008-03-26 21:41 ` Linus Torvalds
2008-03-26 21:57 ` Benjamin Herrenschmidt
2008-03-26 22:07 ` Alan Cox
2008-03-26 22:27 ` Benjamin Herrenschmidt
2008-03-26 22:10 ` Ingo Molnar
2008-03-26 22:29 ` Benjamin Herrenschmidt
2008-03-26 22:47 ` Linus Torvalds
2008-03-26 22:54 ` Benjamin Herrenschmidt
2008-03-26 23:18 ` Benjamin Herrenschmidt
2008-03-26 22:30 ` Ingo Molnar
2008-03-26 22:31 ` Linus Torvalds
2008-03-26 22:47 ` Alan Cox [this message]
2008-03-26 23:17 ` Benjamin Herrenschmidt
2008-03-26 23:29 ` Ivan Kokshaysky
2008-03-26 23:43 ` Linus Torvalds
2008-03-27 17:12 ` Linus Torvalds
2008-03-27 22:18 ` Ivan Kokshaysky
2008-03-27 22:34 ` Linus Torvalds
2008-03-28 19:24 ` Gary Hade
2008-03-28 20:46 ` Gary Hade
2008-03-30 15:44 ` Ivan Kokshaysky
2008-03-26 23:45 ` Benjamin Herrenschmidt
2008-03-26 21:29 ` Ingo Molnar
2008-03-26 11:12 ` ohci1394 problem (MMIO broken) (was 2.6.25-rc6-git6: Reported regressions from 2.6.24) Ivan Kokshaysky
2008-03-25 21:02 ` Thomas Meyer
2008-03-25 23:33 ` Benjamin Herrenschmidt
2008-03-26 0:03 ` Yinghai Lu
2008-03-26 0:12 ` Benjamin Herrenschmidt
2008-03-23 12:57 ` 2.6.25-rc6-git6: Reported regressions from 2.6.24 Alan Cox
2008-03-26 16:30 ` Ray Lee
2008-03-26 17:02 ` Adrian Bunk
2008-03-26 22:11 ` Rafael J. Wysocki
2008-03-27 10:18 ` Romano Giannetti
2008-03-27 14:43 ` Ray Lee
2008-03-31 18:21 ` Linus Torvalds
2008-03-31 19:29 ` Mark Lord
2008-03-31 21:04 ` Tino Keitel
2008-03-31 21:26 ` Tino Keitel
2008-04-03 19:06 ` 2.6.25-rc7/8: Another resume regression Mark Lord
2008-04-05 2:27 ` Mark Lord
2008-04-07 10:51 ` Rafael J. Wysocki
2008-04-07 15:51 ` Mark Lord
2008-04-07 17:40 ` Rafael J. Wysocki
2008-04-08 15:35 ` Mark Lord
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