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Blackfin: set ARCH_KMALLOC_MINALIGN
authorFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Thu, 20 May 2010 03:21:38 +0000 (23:21 -0400)
committerGreg Kroah-Hartman <gregkh@suse.de>
Mon, 5 Jul 2010 18:22:29 +0000 (11:22 -0700)
commit6e9fe9b3f0408bb6b54873c00e7182513f55490b
treeeba53ea0b11edf76fac88605e89461ae76c365d2tree
parent91cb08a13af6c60db3349e533472cc9fce2c11c8commit | diff
Blackfin: set ARCH_KMALLOC_MINALIGN

commit 76b99699a2bbf9efdb578f9a38a202af2ecb354b upstream.

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: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: Pekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
arch/blackfin/include/asm/cache.h diff | blob | history
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