On Sun, 2012-09-02 at 02:54 +0000, Tabi Timur-B04825 wrote: > On Fri, Aug 17, 2012 at 3:40 PM, Benjamin Herrenschmidt > <b...@kernel.crashing.org> wrote: > > On Fri, 2012-08-17 at 23:04 +0300, Aaro Koskinen wrote: > >> Hi, > >> > >> Is there a way to reduce/limit DMA zone with PPC64 kernel (3.6-rcX) > >> on G5 Mac? I have tried to search Kconfig or command line options, > >> but can't find anything. > > > > No. > > What about Shaohui patches for ZONE_DMA? That's meant to solve > exactly this problem? Granted, it sets the DMA zone to 31 bits, but > it's simple to hack that to 30 bits.
Unnecessary for this specific problem. The right fix to the iommu code has already been done. Cheers, Ben. _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev