From: Christoph Hellwig <hch@lst.de>
To: linux-ia64@vger.kernel.org
Subject: Re: Regression in 543cea9a - was: Re: Kernel problem on rx2800 i2
Date: Tue, 25 Jun 2019 06:42:18 +0000 [thread overview]
Message-ID: <20190625064218.GA29841@lst.de> (raw)
In-Reply-To: <1d62aadd-67b6-da13-53cc-4b5213de8937@physik.fu-berlin.de>
On Tue, Jun 25, 2019 at 08:40:01AM +0200, John Paul Adrian Glaubitz wrote:
> Hi Christoph!
>
> On 6/21/19 10:08 PM, Frank Scheiner wrote:
> > recent testing of a Debian v4.19.37 kernel showed a problem on my rx2800
> > i2 happening during kernel boot:
> > (...)
> > [1]:
> > https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?idT3cea9accd9804307541cb93d3ed7ec94b07237
>
> Do you have any idea what could be the reason for the issue introduced
> by your above commit? James Clarke has guess that it might be GFP_DMA32
> which isn't being set properly anymore for the affected machines.
>
> Do you think we could test a kernel which just sets the flag unconditionally
> to see whether this is the problem that causes the issues on these machines?
Might be worth a test. Do you know what device failed? Might be one
with a dma mask < 32-bit?
next prev parent reply other threads:[~2019-06-25 6:42 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-25 6:40 Regression in 543cea9a - was: Re: Kernel problem on rx2800 i2 John Paul Adrian Glaubitz
2019-06-25 6:42 ` Christoph Hellwig [this message]
2019-06-25 6:46 ` John Paul Adrian Glaubitz
2019-06-25 6:50 ` Christoph Hellwig
2019-06-25 6:54 ` John Paul Adrian Glaubitz
2019-06-25 6:59 ` Christoph Hellwig
2019-06-25 7:26 ` Frank Scheiner
2019-06-25 8:16 ` Frank Scheiner
2019-06-25 8:18 ` Christoph Hellwig
2019-06-25 8:38 ` Frank Scheiner
2019-06-25 9:30 ` Frank Scheiner
2019-06-25 10:32 ` Christoph Hellwig
2019-06-25 10:46 ` Frank Scheiner
2019-06-25 10:47 ` Christoph Hellwig
2019-06-25 11:19 ` Frank Scheiner
2019-06-25 11:21 ` John Paul Adrian Glaubitz
2019-06-25 12:00 ` Christoph Hellwig
2019-06-25 12:08 ` Frank Scheiner
2019-06-25 14:40 ` Christoph Hellwig
2019-06-25 15:52 ` Frank Scheiner
2019-06-28 6:26 ` Christoph Hellwig
2019-06-28 7:35 ` Frank Scheiner
2019-08-05 7:10 ` Christoph Hellwig
2019-08-05 8:16 ` Frank Scheiner
2020-08-05 19:43 ` John Paul Adrian Glaubitz
2020-08-05 20:27 ` Jessica Clarke
2020-08-05 21:27 ` John Paul Adrian Glaubitz
2020-08-05 22:41 ` John Paul Adrian Glaubitz
2021-03-23 15:02 ` John Paul Adrian Glaubitz
2021-03-23 15:14 ` Frank Scheiner
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