Am 07.08.19 um 09:08 schrieb Christoph Hellwig: > On Wed, Aug 07, 2019 at 10:56:40AM +0800, Tao Zhou wrote: >> readq/writeq are not supported on all architectures > NAK. You must not use atomic_* on __iomem (MMIO) memory.
Well then what's the right thing to do here? Essentially writeq/readq doesn't seems to be available on all architectures either. Regards, Christian. _______________________________________________ amd-gfx mailing list amd-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx