OGAWA Hirofumi <[email protected]> writes:
> Hi,
>
> We use the fixmap for accessing pci config space in pci_mmcfg_read/write().
> The problem is in pci_exp_set_dev_base(). It is caching a last
> accessed address to avoid calling set_fixmap_nocache() whenever
> pci_mmcfg_read/write() is used.
Good catch. I already had another report of mmconfig corruption on i386,
but didn't have time to look at it yet.
Will be definitely stable material once it hit mainline.
-Andi
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