Messages in this thread |  | | | Date | Sat, 19 Apr 2003 16:09:01 -0400 | | From | Jeff Garzik <> | | Subject | Re: [PATCH] drivers/net/rcpci45 DMA mapping API conversion |
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Francois Romieu wrote: > Re, > > Jeff Garzik <jgarzik@pobox.com> : > [...] > >>Ok, I finally got around to attacking this one. Your patch looked ok to >>me until I noticed one detail: >> >> pDpa->msgbuf = kmalloc (MSG_BUF_SIZE, GFP_DMA | GFP_KERNEL); >> >>The GFP_DMA tag indicates that we can't just use pci_alloc_consistent in >>the normal way, as we lose the GFP_DMA designator. > > > Does it mean the usual pci_set_dma_mask() cooking or something more elaborate ?
Reading dma_alloc_coherent() in arch/i386/kernel/pci-dma.c, it does appear that would be sufficient...
Jeff
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