Benjamin Herrenschmidt wrote: > Do you know many drivers that do config space accesses without using > the config space accessors ?
> Such drivers should be banned to oblivion. > Cheers, > Ben. I'm not aware of such drivers in the 2.6.30+ kernel. Thanks, Pravin On Thu, 2009-09-10 at 22:35 -0700, Pravin Bathija wrote: > Thanks Stefan. The whole intention of the patch/hack (or whatever one > might call it :) ) was to avoid rogue drivers from setting > pci_cache_line_size to non-zero value even though the underlying > hardware doesn't support MRM calls. Nonetheless this approach works > only if the drivers use the kernel API for PCI config space access > provided by the powerpc platform driver. >
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