On Tue, Jun 29, 2010 at 10:07 AM, Matt Turner <mattst88@xxxxxxxxx> wrote: > On Tue, Jun 29, 2010 at 2:50 AM, FUJITA Tomonori > <fujita.tomonori@xxxxxxxxxxxxx> wrote: >> This is a resend: >> >> http://marc.info/?t=127432584100006&r=1&w=2 >> >> I thought that it was merged but seems that it was lost somewhere? >> >> = >> From: FUJITA Tomonori <fujita.tomonori@xxxxxxxxxxxxx> >> Subject: [PATCH] parisc: 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: FUJITA Tomonori <fujita.tomonori@xxxxxxxxxxxxx> >> Cc: Kyle McMartin <kyle@xxxxxxxxxxx> >> Cc: Helge Deller <deller@xxxxxx> >> Cc: James E.J. Bottomley <jejb@xxxxxxxxxxxxxxxx> >> Cc: stable@xxxxxxxxxx >> --- >> arch/parisc/include/asm/cache.h | 2 ++ >> 1 files changed, 2 insertions(+), 0 deletions(-) >> >> diff --git a/arch/parisc/include/asm/cache.h b/arch/parisc/include/asm/cache.h >> index 45effe6..5d87f27 100644 >> --- a/arch/parisc/include/asm/cache.h >> +++ b/arch/parisc/include/asm/cache.h >> @@ -22,6 +22,8 @@ >> #define L1_CACHE_SHIFT 5 >> #endif >> >> +#define ARCH_KMALLOC_MINALIGN L1_CACHE_BYTES >> + >> #ifndef __ASSEMBLY__ >> >> #define L1_CACHE_ALIGN(x) (((x)+(L1_CACHE_BYTES-1))&~(L1_CACHE_BYTES-1)) > > Looks like you can send a patch to kill L1_CACHE_ALIGN too. :) Doh! I see you already did. >> -- >> 1.6.5 >> >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-parisc" in >> the body of a message to majordomo@xxxxxxxxxxxxxxx >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> > -- To unsubscribe from this list: send the line "unsubscribe linux-parisc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
