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From: tony@atomide.com (Tony Lindgren)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC] Initial attempt to make ARM use LMB
Date: Mon, 31 May 2010 11:04:30 +0300	[thread overview]
Message-ID: <20100531080429.GA30216@atomide.com> (raw)
In-Reply-To: <20100528143207.GB25568@n2100.arm.linux.org.uk>

* Russell King - ARM Linux <linux@arm.linux.org.uk> [100528 17:26]:
> On Tue, May 25, 2010 at 05:44:18PM -0700, Tony Lindgren wrote:
> > Also, the last patch in lmb branch "ARM: use LMB to allocate system
> > memory MMIO resource structures" causes both osk5912 and n900
> > to hang very early. Maybe I'm missing some patch again..
> 
> I'll drop this patch for the time being - we don't have stuff in the
> right order yet for lmb_alloc() to work immediately after arm_lmb_init()
> with highmem present - lmb_alloc tries to allocate from unmapped or high
> memory, which we then use __va() on and referencing the resulting pointer
> causes an abort.
> 
> However, using lmb_alloc() for the OMAP framebuffers shouldn't be an
> issue because the problem only happens if you want to immediately
> dereference the memory.

OK. Looks like your lmb branch still has it and is from the 23rd,
maybe you forgot to push out the update lmb branch?

Regards,

Tony

      reply	other threads:[~2010-05-31  8:04 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-03-25 23:32 [RFC] Initial attempt to make ARM use LMB Russell King - ARM Linux
2010-03-31  6:43 ` Jeremy Kerr
2010-04-01  9:47   ` Tony Lindgren
2010-04-09 11:13   ` Russell King - ARM Linux
2010-04-08 15:32 ` Rabin Vincent
2010-04-08 18:27   ` Russell King - ARM Linux
2010-04-09 11:11     ` Russell King - ARM Linux
2010-04-10  3:42       ` Rabin Vincent
2010-04-10  7:03         ` Russell King - ARM Linux
2010-04-10 11:56           ` Rabin Vincent
2010-04-14  7:34       ` Benjamin Herrenschmidt
2010-05-05 15:02 ` Russell King - ARM Linux
2010-05-13 17:40   ` Russell King - ARM Linux
2010-05-13 21:19     ` Tony Lindgren
2010-05-13 21:58       ` Russell King - ARM Linux
2010-05-13 22:01         ` Tony Lindgren
2010-05-13 22:12           ` Russell King - ARM Linux
2010-05-14  7:24             ` Shilimkar, Santosh
2010-05-14 10:11               ` Grazvydas Ignotas
2010-05-14 10:16                 ` Russell King - ARM Linux
2010-05-17  9:38                   ` Grazvydas Ignotas
2010-05-17  9:44                     ` Russell King - ARM Linux
2010-05-17 10:26                       ` Tomi Valkeinen
2010-05-17 17:37                         ` Tony Lindgren
2010-05-18  7:47                           ` Tomi Valkeinen
2010-05-18  8:40                             ` Russell King - ARM Linux
2010-05-18  8:58                               ` Tomi Valkeinen
2010-05-14 15:22             ` Tony Lindgren
2010-05-14 15:32               ` Shilimkar, Santosh
2010-05-14 15:43                 ` Tony Lindgren
2010-05-22 21:58 ` Russell King - ARM Linux
2010-05-26  0:44   ` Tony Lindgren
2010-05-26  7:50     ` Russell King - ARM Linux
2010-05-26 13:51       ` Tony Lindgren
2010-05-26 21:40         ` Russell King - ARM Linux
2010-05-27  8:52           ` Tomi Valkeinen
2010-05-27  9:25             ` Russell King - ARM Linux
2010-05-27  9:47               ` Tomi Valkeinen
2010-05-28 14:32     ` Russell King - ARM Linux
2010-05-31  8:04       ` Tony Lindgren [this message]

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