| commit | f1306f0423ec02a1da31bab34006323fcadf2e06 | [log] [tgz] |
|---|---|---|
| author | Christoph Hellwig <hch@lst.de> | Fri Apr 27 08:41:09 2018 +0200 |
| committer | Christoph Hellwig <hch@lst.de> | Sat May 19 08:46:22 2018 +0200 |
| tree | 6edcc2311f1b7ef8912fdd3fc60d9a7be02ff84d | |
| parent | c3e4ed012ba79cc61513cc81af53c94e7af7db81 [diff] |
riscv: only enable ZONE_DMA32 for 64-bit Until we actually support > 32bit physical addresses for 32-bit using highmem there is no point in enabling ZONE_DMA32. And even if such support is ever added it probably should be conditional to not burden low end embedded devices. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Palmer Dabbelt <palmer@sifive.com>