Re: Ordering between PCI config space writes and MMIO reads?

Roland Dreier wrote:

 > I think the right way to fix this is to ensure mmio write ordering in
 > the pci_write_config_*() implementations.  Like this.

I'm happy to fix this in the PCI core and not force drivers to worry
about this.

John, can you confirm that this patch fixes the issue for you?

Thanks,
  Roland


I'll give it a try and get back to you.

John

--
John Partridge

Silicon Graphics Inc
Tel:  651-683-3428
Vnet: 233-3428
E-Mail: [email protected]
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References:
- Ordering between PCI config space writes and MMIO reads?
  - From: Roland Dreier <[email protected]>
- Re: Ordering between PCI config space writes and MMIO reads?
  - From: Jeff Garzik <[email protected]>
- Re: Ordering between PCI config space writes and MMIO reads?
  - From: Matthew Wilcox <[email protected]>
- Re: Ordering between PCI config space writes and MMIO reads?
  - From: Roland Dreier <[email protected]>

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