Try to keep the pool closer to the device's NUMA node by changing kmalloc() to kmalloc_node() and devres_alloc() to devres_alloc_node(). Signed-off-by: Sinan Kaya <okaya@xxxxxxxxxxxxxx> --- mm/dmapool.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/mm/dmapool.c b/mm/dmapool.c index 4d90a64..023f3d9 100644 --- a/mm/dmapool.c +++ b/mm/dmapool.c @@ -223,7 +223,7 @@ static struct dma_page *pool_alloc_page(struct dma_pool *pool, gfp_t mem_flags) { struct dma_page *page; - page = kmalloc(sizeof(*page), mem_flags); + page = kmalloc_node(sizeof(*page), mem_flags, dev_to_node(pool->dev)); if (!page) return NULL; page->vaddr = dma_alloc_coherent(pool->dev, pool->allocation, @@ -504,7 +504,8 @@ struct dma_pool *dmam_pool_create(const char *name, struct device *dev, { struct dma_pool **ptr, *pool; - ptr = devres_alloc(dmam_pool_release, sizeof(*ptr), GFP_KERNEL); + ptr = devres_alloc_node(dmam_pool_release, sizeof(*ptr), GFP_KERNEL, + dev_to_node(dev)); if (!ptr) return NULL; -- 2.7.4 -- To unsubscribe from this list: send the line "unsubscribe linux-arm-msm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html