Doesn't look like it's needed at all, at least you never turn on highmem
I/O with ide_toggle_bounce() :-)
BTW, it would be ok to export that from ide-dma.c instead of duplicating
it in ide-pmac.
Also, can you grow sg segments indefinitely?
-- Jens Axboe- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/