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Message-ID: <alpine.DEB.2.00.1105241652460.29780@chino.kir.corp.google.com> Date: Tue, 24 May 2011 16:53:55 -0700 (PDT) From: David Rientjes <rientjes@...gle.com> To: Pekka Enberg <penberg@...nel.org> cc: Christoph Lameter <cl@...ux.com>, linux-kernel@...r.kernel.org Subject: [patch 5/6] slab: avoid compiling SLAB_CACHE_DMA without DMA support If CONFIG_ZONE_DMA is disabled, SLAB_CACHE_DMA is a no-op. Avoid compiling support for it on such a configuration. Signed-off-by: David Rientjes <rientjes@...gle.com> --- mm/slab.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/mm/slab.c b/mm/slab.c --- a/mm/slab.c +++ b/mm/slab.c @@ -153,14 +153,18 @@ #if DEBUG # define CREATE_MASK (SLAB_RED_ZONE | \ SLAB_POISON | SLAB_HWCACHE_ALIGN | \ +# ifdef CONFIG_ZONE_DMA SLAB_CACHE_DMA | \ +# endif SLAB_STORE_USER | \ SLAB_RECLAIM_ACCOUNT | SLAB_PANIC | \ SLAB_DESTROY_BY_RCU | SLAB_MEM_SPREAD | \ SLAB_DEBUG_OBJECTS | SLAB_NOLEAKTRACE | SLAB_NOTRACK) #else # define CREATE_MASK (SLAB_HWCACHE_ALIGN | \ +# ifdef CONFIG_ZONE_DMA SLAB_CACHE_DMA | \ +# endif SLAB_RECLAIM_ACCOUNT | SLAB_PANIC | \ SLAB_DESTROY_BY_RCU | SLAB_MEM_SPREAD | \ SLAB_DEBUG_OBJECTS | SLAB_NOLEAKTRACE | SLAB_NOTRACK) -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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