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-rw-r--r--include/linux/dma-mapping.h3
-rw-r--r--include/linux/topology.h4
2 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index be86ae13893..e13117cbd2f 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -42,6 +42,9 @@ struct dma_map_ops {
int (*mapping_error)(struct device *dev, dma_addr_t dma_addr);
int (*dma_supported)(struct device *dev, u64 mask);
int (*set_dma_mask)(struct device *dev, u64 mask);
+#ifdef ARCH_HAS_DMA_GET_REQUIRED_MASK
+ u64 (*get_required_mask)(struct device *dev);
+#endif
int is_phys;
};
diff --git a/include/linux/topology.h b/include/linux/topology.h
index fc839bfa793..e26db031303 100644
--- a/include/linux/topology.h
+++ b/include/linux/topology.h
@@ -201,6 +201,10 @@ int arch_update_cpu_topology(void);
.balance_interval = 64, \
}
+#ifndef SD_NODES_PER_DOMAIN
+#define SD_NODES_PER_DOMAIN 16
+#endif
+
#ifdef CONFIG_SCHED_BOOK
#ifndef SD_BOOK_INIT
#error Please define an appropriate SD_BOOK_INIT in include/asm/topology.h!!!