Messages in this thread | | | Date | Wed, 6 May 2009 14:33:46 +0200 | From | Ingo Molnar <> | Subject | Re: [PATCH 1/4] pci/x86: don't assume pref memio are 64bit -v4 |
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* Jesse Barnes <jesse.barnes@intel.com> wrote:
> On Thu, 23 Apr 2009 20:48:32 -0700 > Yinghai Lu <yinghai@kernel.org> wrote: > > > > > we should not assign 64bit range to pci device that only take 32bit > > pref > > > > try to set IORESOURCE_MEM_64 in 64bit resource of > > pci_device/pci_bridge and make the bus resource only have that bit > > set when all device under that do support 64bit pref mem then use > > that flag to allocate resource in wanted area > > > > v2: fix b_res->flags and logic and passing result. > > v3: split iomem to iomem32, iomem64, and iomem64 will take > > IORESOURCE_MEM_64 V4: according to Ivan > > make it support x86 only, by PCIBIOS_MAX_MEM_32 > > double check if the bridge does support pref mem64 with > > write/read UPPER32 > > > > [Impact: do assign wrong range to device that doesn't support it] > > Thanks a lot Yinghai & Ivan, I applied 1 & 2 (the other 2 e820 > patches should go through Ingo), they're in my linux-next branch.
/me wakes up
Yinghai, mind resending those two, with Jesse's Ack included as well?
Ingo
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