From: Christian Zigotzky <chzigotzky@xenosoft.de>
To: Christoph Hellwig <hch@lst.de>
Cc: Mike Rapoport <rppt@linux.ibm.com>,
Robin Murphy <robin.murphy@arm.com>,
linux-arch@vger.kernel.org, darren@stevens-zone.net,
mad skateman <madskateman@gmail.com>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
iommu@lists.linux-foundation.org,
Rob Herring <robh+dt@kernel.org>,
paulus@samba.org, rtd2@xtra.co.nz,
"contact@a-eon.com" <contact@a-eon.com>,
linuxppc-dev <linuxppc-dev@lists.ozlabs.org>,
nsaenzjulienne@suse.de
Subject: Re: Bug 205201 - Booting halts if Dawicontrol DC-2976 UW SCSI board installed, unless RAM size limited to 3500M
Date: Wed, 4 Dec 2019 13:22:01 +0100 [thread overview]
Message-ID: <1D79E674-5A47-4268-AA96-DA02E8A51929@xenosoft.de> (raw)
In-Reply-To: <20191204085634.GA25929@lst.de>
I think we have to wait to Roland’s test results with his SCSI PCI card.
Christian
Sent from my iPhone
> On 4. Dec 2019, at 09:56, Christoph Hellwig <hch@lst.de> wrote:
>
>> On Wed, Nov 27, 2019 at 08:56:25AM +0200, Mike Rapoport wrote:
>>> On Tue, Nov 26, 2019 at 05:40:26PM +0100, Christoph Hellwig wrote:
>>>> On Tue, Nov 26, 2019 at 12:26:38PM +0100, Christian Zigotzky wrote:
>>>> Hello Christoph,
>>>>
>>>> The PCI TV card works with your patch! I was able to patch your Git kernel
>>>> with the patch above.
>>>>
>>>> I haven't found any error messages in the dmesg yet.
>>>
>>> Thanks. Unfortunately this is a bit of a hack as we need to set
>>> the mask based on runtime information like the magic FSL PCIe window.
>>> Let me try to draft something better up, and thanks already for testing
>>> this one!
>>
>> Maybe we'll simply force bottom up allocation before calling
>> swiotlb_init()? Anyway, it's the last memblock allocation.
>
> So I think we should go with this fix (plus a source code comment) for
> now. Revamping the whole memory initialization is going to take a
> while, and this fix also is easily backportable.
WARNING: multiple messages have this Message-ID (diff)
From: Christian Zigotzky <chzigotzky-KCoaydhb8eAb1SvskN2V4Q@public.gmane.org>
To: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>
Cc: linux-arch-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
darren-YHtdit1eIT3easaKlIn9Lw@public.gmane.org,
rtd2-kGM0oXzJM5p02iOg2JU2CQ@public.gmane.org,
Benjamin Herrenschmidt
<benh-XVmvHMARGAS8U2dJNN8I7kB+6BGkLq7r@public.gmane.org>,
linuxppc-dev
<linuxppc-dev-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Mike Rapoport <rppt-tEXmvtCZX7AybS5Ee8rs3A@public.gmane.org>,
linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org,
iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
paulus-eUNUBHrolfbYtjvyW6yDsg@public.gmane.org,
mad skateman
<madskateman-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
"contact-+1neenJGU+oAvxtiuMwx3w@public.gmane.org"
<contact-+1neenJGU+oAvxtiuMwx3w@public.gmane.org>,
Robin Murphy <robin.murphy-5wv7dgnIgG8@public.gmane.org>,
nsaenzjulienne-l3A5Bk7waGM@public.gmane.org
Subject: Re: Bug 205201 - Booting halts if Dawicontrol DC-2976 UW SCSI board installed, unless RAM size limited to 3500M
Date: Wed, 4 Dec 2019 13:22:01 +0100 [thread overview]
Message-ID: <1D79E674-5A47-4268-AA96-DA02E8A51929@xenosoft.de> (raw)
In-Reply-To: <20191204085634.GA25929-jcswGhMUV9g@public.gmane.org>
I think we have to wait to Roland’s test results with his SCSI PCI card.
Christian
Sent from my iPhone
> On 4. Dec 2019, at 09:56, Christoph Hellwig <hch@lst.de> wrote:
>
>> On Wed, Nov 27, 2019 at 08:56:25AM +0200, Mike Rapoport wrote:
>>> On Tue, Nov 26, 2019 at 05:40:26PM +0100, Christoph Hellwig wrote:
>>>> On Tue, Nov 26, 2019 at 12:26:38PM +0100, Christian Zigotzky wrote:
>>>> Hello Christoph,
>>>>
>>>> The PCI TV card works with your patch! I was able to patch your Git kernel
>>>> with the patch above.
>>>>
>>>> I haven't found any error messages in the dmesg yet.
>>>
>>> Thanks. Unfortunately this is a bit of a hack as we need to set
>>> the mask based on runtime information like the magic FSL PCIe window.
>>> Let me try to draft something better up, and thanks already for testing
>>> this one!
>>
>> Maybe we'll simply force bottom up allocation before calling
>> swiotlb_init()? Anyway, it's the last memblock allocation.
>
> So I think we should go with this fix (plus a source code comment) for
> now. Revamping the whole memory initialization is going to take a
> while, and this fix also is easily backportable.
_______________________________________________
iommu mailing list
iommu@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/iommu
WARNING: multiple messages have this Message-ID (diff)
From: Christian Zigotzky <chzigotzky@xenosoft.de>
To: Christoph Hellwig <hch@lst.de>
Cc: linux-arch@vger.kernel.org, darren@stevens-zone.net,
rtd2@xtra.co.nz, linuxppc-dev <linuxppc-dev@lists.ozlabs.org>,
linux-kernel@vger.kernel.org, Mike Rapoport <rppt@linux.ibm.com>,
linux-mm@kvack.org, iommu@lists.linux-foundation.org,
Rob Herring <robh+dt@kernel.org>,
paulus@samba.org, mad skateman <madskateman@gmail.com>,
"contact@a-eon.com" <contact@a-eon.com>,
Robin Murphy <robin.murphy@arm.com>,
nsaenzjulienne@suse.de
Subject: Re: Bug 205201 - Booting halts if Dawicontrol DC-2976 UW SCSI board installed, unless RAM size limited to 3500M
Date: Wed, 4 Dec 2019 13:22:01 +0100 [thread overview]
Message-ID: <1D79E674-5A47-4268-AA96-DA02E8A51929@xenosoft.de> (raw)
In-Reply-To: <20191204085634.GA25929@lst.de>
I think we have to wait to Roland’s test results with his SCSI PCI card.
Christian
Sent from my iPhone
> On 4. Dec 2019, at 09:56, Christoph Hellwig <hch@lst.de> wrote:
>
>> On Wed, Nov 27, 2019 at 08:56:25AM +0200, Mike Rapoport wrote:
>>> On Tue, Nov 26, 2019 at 05:40:26PM +0100, Christoph Hellwig wrote:
>>>> On Tue, Nov 26, 2019 at 12:26:38PM +0100, Christian Zigotzky wrote:
>>>> Hello Christoph,
>>>>
>>>> The PCI TV card works with your patch! I was able to patch your Git kernel
>>>> with the patch above.
>>>>
>>>> I haven't found any error messages in the dmesg yet.
>>>
>>> Thanks. Unfortunately this is a bit of a hack as we need to set
>>> the mask based on runtime information like the magic FSL PCIe window.
>>> Let me try to draft something better up, and thanks already for testing
>>> this one!
>>
>> Maybe we'll simply force bottom up allocation before calling
>> swiotlb_init()? Anyway, it's the last memblock allocation.
>
> So I think we should go with this fix (plus a source code comment) for
> now. Revamping the whole memory initialization is going to take a
> while, and this fix also is easily backportable.
WARNING: multiple messages have this Message-ID (diff)
From: Christian Zigotzky <chzigotzky@xenosoft.de>
To: Christoph Hellwig <hch@lst.de>
Cc: linux-arch@vger.kernel.org, darren@stevens-zone.net,
rtd2@xtra.co.nz,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
linuxppc-dev <linuxppc-dev@lists.ozlabs.org>,
linux-kernel@vger.kernel.org, Mike Rapoport <rppt@linux.ibm.com>,
linux-mm@kvack.org, iommu@lists.linux-foundation.org,
Rob Herring <robh+dt@kernel.org>,
paulus@samba.org, mad skateman <madskateman@gmail.com>,
"contact@a-eon.com" <contact@a-eon.com>,
Robin Murphy <robin.murphy@arm.com>,
nsaenzjulienne@suse.de
Subject: Re: Bug 205201 - Booting halts if Dawicontrol DC-2976 UW SCSI board installed, unless RAM size limited to 3500M
Date: Wed, 4 Dec 2019 13:22:01 +0100 [thread overview]
Message-ID: <1D79E674-5A47-4268-AA96-DA02E8A51929@xenosoft.de> (raw)
In-Reply-To: <20191204085634.GA25929@lst.de>
I think we have to wait to Roland’s test results with his SCSI PCI card.
Christian
Sent from my iPhone
> On 4. Dec 2019, at 09:56, Christoph Hellwig <hch@lst.de> wrote:
>
>> On Wed, Nov 27, 2019 at 08:56:25AM +0200, Mike Rapoport wrote:
>>> On Tue, Nov 26, 2019 at 05:40:26PM +0100, Christoph Hellwig wrote:
>>>> On Tue, Nov 26, 2019 at 12:26:38PM +0100, Christian Zigotzky wrote:
>>>> Hello Christoph,
>>>>
>>>> The PCI TV card works with your patch! I was able to patch your Git kernel
>>>> with the patch above.
>>>>
>>>> I haven't found any error messages in the dmesg yet.
>>>
>>> Thanks. Unfortunately this is a bit of a hack as we need to set
>>> the mask based on runtime information like the magic FSL PCIe window.
>>> Let me try to draft something better up, and thanks already for testing
>>> this one!
>>
>> Maybe we'll simply force bottom up allocation before calling
>> swiotlb_init()? Anyway, it's the last memblock allocation.
>
> So I think we should go with this fix (plus a source code comment) for
> now. Revamping the whole memory initialization is going to take a
> while, and this fix also is easily backportable.
_______________________________________________
iommu mailing list
iommu@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/iommu
next prev parent reply other threads:[~2019-12-04 12:23 UTC|newest]
Thread overview: 74+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-16 7:06 Bug 205201 - Booting halts if Dawicontrol DC-2976 UW SCSI board installed, unless RAM size limited to 3500M Christian Zigotzky
2019-11-16 7:06 ` Christian Zigotzky
2019-11-21 7:29 ` Christoph Hellwig
2019-11-21 7:29 ` Christoph Hellwig
2019-11-21 7:29 ` Christoph Hellwig
2019-11-21 12:16 ` Christian Zigotzky
2019-11-21 12:16 ` Christian Zigotzky
2019-11-21 12:16 ` Christian Zigotzky
2019-11-21 12:21 ` Christian Zigotzky
2019-11-21 12:21 ` Christian Zigotzky
2019-11-21 12:21 ` Christian Zigotzky
2019-11-21 13:33 ` Robin Murphy
2019-11-21 13:33 ` Robin Murphy
2019-11-21 13:33 ` Robin Murphy
2019-11-21 16:34 ` Christian Zigotzky
2019-11-21 16:34 ` Christian Zigotzky
2019-11-21 16:34 ` Christian Zigotzky
2019-11-21 18:02 ` Christoph Hellwig
2019-11-21 18:02 ` Christoph Hellwig
2019-11-21 18:02 ` Christoph Hellwig
2019-11-21 18:21 ` Christian Zigotzky
2019-11-21 18:21 ` Christian Zigotzky
2019-11-21 18:21 ` Christian Zigotzky
2019-11-23 11:42 ` Christian Zigotzky
2019-11-23 11:42 ` Christian Zigotzky
2019-11-23 11:42 ` Christian Zigotzky
2019-11-25 7:39 ` Christoph Hellwig
2019-11-25 7:39 ` Christoph Hellwig
2019-11-25 7:39 ` Christoph Hellwig
2019-11-25 9:32 ` Mike Rapoport
2019-11-25 9:32 ` Mike Rapoport
2019-11-25 9:32 ` Mike Rapoport
2019-11-25 9:32 ` Mike Rapoport
2019-11-25 9:32 ` Mike Rapoport
2019-11-25 16:38 ` Christian Zigotzky
2019-11-25 16:38 ` Christian Zigotzky
2019-11-25 16:38 ` Christian Zigotzky
2019-11-26 11:57 ` Christian Zigotzky
2019-11-26 11:57 ` Christian Zigotzky
2019-11-26 11:57 ` Christian Zigotzky
2019-11-25 16:36 ` Christian Zigotzky
2019-11-25 16:36 ` Christian Zigotzky
2019-11-25 16:36 ` Christian Zigotzky
2019-11-26 11:26 ` Christian Zigotzky
2019-11-26 11:26 ` Christian Zigotzky
2019-11-26 11:26 ` Christian Zigotzky
2019-11-26 16:40 ` Christoph Hellwig
2019-11-26 16:40 ` Christoph Hellwig
2019-11-26 16:40 ` Christoph Hellwig
2019-11-27 6:56 ` Mike Rapoport
2019-11-27 6:56 ` Mike Rapoport
2019-11-27 6:56 ` Mike Rapoport
2019-11-27 6:56 ` Mike Rapoport
2019-11-27 8:53 ` Christoph Hellwig
2019-11-27 8:53 ` Christoph Hellwig
2019-11-27 8:53 ` Christoph Hellwig
2019-11-27 15:14 ` Christian Zigotzky
2019-11-27 15:14 ` Christian Zigotzky
2019-11-27 15:14 ` Christian Zigotzky
2019-12-04 8:56 ` Christoph Hellwig
2019-12-04 8:56 ` Christoph Hellwig
2019-12-04 8:56 ` Christoph Hellwig
2019-12-04 12:22 ` Christian Zigotzky [this message]
2019-12-04 12:22 ` Christian Zigotzky
2019-12-04 12:22 ` Christian Zigotzky
2019-12-04 12:22 ` Christian Zigotzky
2020-01-10 7:10 ` Christian Zigotzky
2020-01-10 7:10 ` Christian Zigotzky
2020-01-10 7:10 ` Christian Zigotzky
2020-01-15 15:18 ` Christoph Hellwig
2020-01-15 15:18 ` Christoph Hellwig
2020-01-15 15:18 ` Christoph Hellwig
-- strict thread matches above, loose matches on Subject: below --
2019-10-29 4:49 Christian Zigotzky
2019-10-30 0:10 ` Christian Zigotzky
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