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Diffstat (limited to 'drivers/ieee1394/nodemgr.c')
-rw-r--r--drivers/ieee1394/nodemgr.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/ieee1394/nodemgr.c b/drivers/ieee1394/nodemgr.c
index 906c5a98d814..f47b6f69d2a9 100644
--- a/drivers/ieee1394/nodemgr.c
+++ b/drivers/ieee1394/nodemgr.c
@@ -1265,7 +1265,8 @@ static void nodemgr_update_node(struct node_entry *ne, struct csr1212_csr *csr,
csr1212_destroy_csr(csr);
}
- /* Mark the node current */
+ /* Finally, mark the node current */
+ smp_wmb();
ne->generation = generation;
if (ne->in_limbo) {
@@ -1798,7 +1799,7 @@ void hpsb_node_fill_packet(struct node_entry *ne, struct hpsb_packet *packet)
{
packet->host = ne->host;
packet->generation = ne->generation;
- barrier();
+ smp_rmb();
packet->node_id = ne->nodeid;
}
@@ -1807,7 +1808,7 @@ int hpsb_node_write(struct node_entry *ne, u64 addr,
{
unsigned int generation = ne->generation;
- barrier();
+ smp_rmb();
return hpsb_write(ne->host, ne->nodeid, generation,
addr, buffer, length);
}