On Thu, May 27, 2021 at 10:30:47PM +0800, Kefeng Wang wrote: > ZONE_[DMA|DMA32] configs have duplicate definitions on platforms > that subscribe them. Instead, just make them generic options which > can be selected on applicable platforms. > > Also only x86/arm64 architectures could enable both ZONE_DMA and > ZONE_DMA32 if EXPERT, add ARCH_HAS_ZONE_DMA_SET to make dma zone > configurable and visible on the two architectures. > > Cc: Andrew Morton <a...@linux-foundation.org> > Cc: Catalin Marinas <catalin.mari...@arm.com> > Cc: Will Deacon <w...@kernel.org> > Cc: Geert Uytterhoeven <ge...@linux-m68k.org> > Cc: Thomas Bogendoerfer <tsbog...@alpha.franken.de> > Cc: "David S. Miller" <da...@davemloft.net> > Cc: Ingo Molnar <mi...@redhat.com> > Cc: Borislav Petkov <b...@alien8.de> > Cc: Palmer Dabbelt <pal...@dabbelt.com> > Cc: Richard Henderson <r...@twiddle.net> > Cc: Russell King <li...@armlinux.org.uk> > Signed-off-by: Kefeng Wang <wangkefeng.w...@huawei.com>
For arm64: Acked-by: Catalin Marinas <catalin.mari...@arm.com>
