From: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
To: Christoph Hellwig <hch@lst.de>, Amit Pundir <amit.pundir@linaro.org>
Cc: lkml <linux-kernel@vger.kernel.org>,
jeremy.linton@arm.com, iommu@lists.linux-foundation.org,
John Stultz <john.stultz@linaro.org>,
linux-rpi-kernel@lists.infradead.org,
David Rientjes <rientjes@google.com>,
Robin Murphy <robin.murphy@arm.com>,
Sumit Semwal <sumit.semwal@linaro.org>
Subject: Re: [PATCH] dma-pool: Do not allocate pool memory from CMA
Date: Tue, 21 Jul 2020 13:37:11 +0200 [thread overview]
Message-ID: <d073fc344a4ec458aa3456b6838e2000f042f8e2.camel@suse.de> (raw)
In-Reply-To: <20200721112842.GB27356@lst.de>
On Tue, 2020-07-21 at 13:28 +0200, Christoph Hellwig wrote:
> On Tue, Jul 21, 2020 at 01:15:23PM +0200, Nicolas Saenz Julienne
> wrote:
> > I'm at loss at what could be failing here. Your device should be
> > able
> > to address the whole 8GB memory space, which AFAIK is the max
> > available
> > on that smartphone family. But maybe the device-tree is lying, who
> > knows...
>
> Maybe we should give your patch to allocate from CMA but check the
> address a try? (just because we can..)
Yes, good idea!
Amir, could you also test this patch[1] (having reverted the one that
casues trouble) and report on whether it boots or not?
Regards,
Nicolas
[1] https://lore.kernel.org/linux-iomhttps://lore.kernel.org/linux-iom
mu/fe14037b02fd887a73cd91c115dccc4485f8446e.camel@suse.de/T/#t
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next prev parent reply other threads:[~2020-07-21 11:37 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-08 16:49 [PATCH] dma-pool: Do not allocate pool memory from CMA Nicolas Saenz Julienne
2020-07-08 16:58 ` Christoph Hellwig
2020-07-08 23:14 ` Jeremy Linton
2020-07-09 21:47 ` David Rientjes via iommu
2020-07-21 7:21 ` Amit Pundir
2020-07-21 8:39 ` Nicolas Saenz Julienne
2020-07-21 8:54 ` Amit Pundir
2020-07-21 11:15 ` Nicolas Saenz Julienne
2020-07-21 11:28 ` Christoph Hellwig
2020-07-21 11:37 ` Nicolas Saenz Julienne [this message]
2020-07-21 12:16 ` Amit Pundir
2020-07-21 12:15 ` Amit Pundir
2020-07-21 12:45 ` Nicolas Saenz Julienne
2020-07-21 15:22 ` Amit Pundir
2020-07-21 16:27 ` Nicolas Saenz Julienne
2020-07-23 5:14 ` Amit Pundir
2020-07-24 9:36 ` Nicolas Saenz Julienne
2020-07-24 11:06 ` Amit Pundir
2020-07-24 13:41 ` Christoph Hellwig
2020-07-24 16:19 ` Amit Pundir
2020-07-24 16:27 ` Christoph Hellwig
2020-07-27 17:56 ` Nicolas Saenz Julienne
2020-07-28 9:13 ` Christoph Hellwig
2020-07-28 9:30 ` Nicolas Saenz Julienne
2020-07-28 10:09 ` Christoph Hellwig
2020-07-31 1:10 ` Nathan Chancellor
2020-07-31 7:19 ` Amit Pundir
2020-07-31 10:09 ` Nicolas Saenz Julienne
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