Commit 76b99699 authored by FUJITA Tomonori's avatar FUJITA Tomonori Committed by Mike Frysinger

Blackfin: set ARCH_KMALLOC_MINALIGN

Architectures that handle DMA-non-coherent memory need to set
ARCH_KMALLOC_MINALIGN to make sure that kmalloc'ed buffer is DMA-safe:
the buffer doesn't share a cache with the others.
Signed-off-by: default avatarFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: default avatarPekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: default avatarMike Frysinger <vapier@gentoo.org>
parent eb5400b6
...@@ -15,6 +15,8 @@ ...@@ -15,6 +15,8 @@
#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) #define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT)
#define SMP_CACHE_BYTES L1_CACHE_BYTES #define SMP_CACHE_BYTES L1_CACHE_BYTES
#define ARCH_KMALLOC_MINALIGN L1_CACHE_BYTES
#ifdef CONFIG_SMP #ifdef CONFIG_SMP
#define __cacheline_aligned #define __cacheline_aligned
#else #else
......
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