firewire: reorder struct fw_card for better cache efficiency
[sfrench/cifs-2.6.git] / drivers / firewire / fw-transaction.h
index 5a57bb897e23b1e5b1ab76d31c38db0579124998..c9ab12a15f6eb2974fd65e9b98b3e41d3c72faa0 100644 (file)
@@ -237,13 +237,6 @@ struct fw_card {
        int link_speed;
        int config_rom_generation;
 
-       /*
-        * We need to store up to 4 self ID for a maximum of 63
-        * devices plus 3 words for the topology map header.
-        */
-       u32 topology_map[252 + 3];
-       u32 broadcast_channel;
-
        spinlock_t lock; /* Take this lock when handling the lists in
                          * this struct. */
        struct fw_node *local_node;
@@ -261,6 +254,9 @@ struct fw_card {
        struct delayed_work work;
        int bm_retries;
        int bm_generation;
+
+       u32 broadcast_channel;
+       u32 topology_map[(CSR_TOPOLOGY_MAP_END - CSR_TOPOLOGY_MAP) / 4];
 };
 
 static inline struct fw_card *fw_card_get(struct fw_card *card)