diff options
| author | Michal Simek <monstr@monstr.eu> | 2011-12-15 09:24:06 +0100 |
|---|---|---|
| committer | Michal Simek <monstr@monstr.eu> | 2012-03-23 09:28:09 +0100 |
| commit | 4e2e4124b7fe68b28e9f759b7ecc0ec16307fce6 (patch) | |
| tree | 6fa96fb02f187ee98fd4a8c24d77244d7b5d44e5 /arch | |
| parent | f7f4786c7546534ca969cfa5eb753fa97e30c728 (diff) | |
microblaze: mm: Use ZONE_DMA instead of ZONE_NORMAL
We should use ZONE_DMA because all address space is dma-able.
Signed-off-by: Michal Simek <monstr@monstr.eu>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/microblaze/Kconfig | 3 | ||||
| -rw-r--r-- | arch/microblaze/mm/init.c | 6 |
2 files changed, 4 insertions, 5 deletions
diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig index c8d6efb99dbf..8e9da3d42814 100644 --- a/arch/microblaze/Kconfig +++ b/arch/microblaze/Kconfig @@ -27,6 +27,9 @@ config SWAP config RWSEM_GENERIC_SPINLOCK def_bool y +config ZONE_DMA + def_bool y + config RWSEM_XCHGADD_ALGORITHM bool diff --git a/arch/microblaze/mm/init.c b/arch/microblaze/mm/init.c index 565d193c7ebf..a72f42498c25 100644 --- a/arch/microblaze/mm/init.c +++ b/arch/microblaze/mm/init.c @@ -58,11 +58,7 @@ static void __init paging_init(void) /* Clean every zones */ memset(zones_size, 0, sizeof(zones_size)); - /* - * old: we can DMA to/from any address.put all page into ZONE_DMA - * We use only ZONE_NORMAL - */ - zones_size[ZONE_NORMAL] = max_mapnr; + zones_size[ZONE_DMA] = max_mapnr; free_area_init(zones_size); } |