Messages in this thread |  | | Date | Mon, 21 May 2001 12:42:25 +0200 | From | Andi Kleen <> | Subject | Re: alpha iommu fixes |
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On Mon, May 21, 2001 at 03:34:50AM -0700, David S. Miller wrote: > > Andi Kleen writes: > > [BTW, the 2.4.4 netstack does not seem to make any attempt to handle the > > pagecache > 4GB case on IA32 for sendfile, as the pci_* functions are dummies > > here. It probably needs bounce buffers there for this case] > > egrep illegal_highdma net/core/dev.c
There is just no portable way for the driver to figure out if it should set this flag or not. e.g. acenic.c gets it wrong: it is unconditionally set even on IA32. Currently it requires an architecture ifdef to set properly.
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