From: Peio <peio@azkarate.eu>
To: linux-pci@vger.kernel.org
Subject: Re: PCI rescan : can't assign mem [SOLVED]
Date: Fri, 4 Sep 2015 05:32:11 +0000 (UTC) [thread overview]
Message-ID: <loom.20150904T072156-908@post.gmane.org> (raw)
In-Reply-To: CAErSpo6KYCM99H5J0JvYymNmbn-O1NfVwo4Lp7B=2cXCFQwnOw@mail.gmail.com
Bjorn Helgaas <bhelgaas <at> google.com> writes:
> This is a workaround, not a solution. It is not safe to use
> "pci=nocrs" in general because it can break things related to resource
> assignment, including hot-add of new devices.
>
> I haven't looked at the problem in detail, but if the BIOS gives us a
> _CRS with host bridge windows that are too small to accommodate all
> your devices, there's really nothing the kernel can do about it. You
> just have to regard it as a limitation of that platform.
>
> Bjorn
>
I'm sure itsn't a platform limitation, a BIOS issue assigning resources
instead.
Anyway, It's a closed system, without hot-add or not own devices.
I suspect this workaround is fine to me.
next prev parent reply other threads:[~2015-09-04 5:32 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-31 7:47 PCI rescan : can't assign mem Peio
2015-08-31 23:21 ` Yinghai Lu
2015-09-01 9:01 ` Peio
2015-09-01 16:57 ` Yinghai Lu
2015-09-02 7:01 ` Peio
2015-09-03 1:03 ` Yinghai Lu
2015-09-03 6:03 ` Peio
2015-09-03 9:45 ` PCI rescan : can't assign mem [SOLVED] Peio
2015-09-03 14:52 ` Bjorn Helgaas
2015-09-04 5:32 ` Peio [this message]
2015-09-04 15:41 ` Bjorn Helgaas
2015-09-07 6:32 ` Peio
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