Merge branch 'firedtv-merge' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6

* 'firedtv-merge' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6:
  firedtv: dvb_frontend_info for FireDTV S2, fix "frequency limits undefined" error
  firedtv: massive refactoring
  firedtv: rename files, variables, functions from firesat to firedtv
  firedtv: Use DEFINE_SPINLOCK
  firedtv: fix registration - adapter number could only be zero
  firedtv: use length_field() of PMT as length
  firedtv: fix returned struct for ca_info
  firedtv: cleanups and minor fixes
  ieee1394: remove superfluous assertions
  ieee1394: inherit ud vendor_id from node vendor_id
  ieee1394: add hpsb_node_read() and hpsb_node_lock()
  ieee1394: use correct barrier types between accesses of nodeid and generation
  firesat: copyrights, rename to firedtv, API conversions, fix remote control input
  firesat: avc resend
  firesat: update isochronous interface, add CI support
  firesat: add DVB-S support for DVB-S2 devices
  firesat: fix DVB-S2 device recognition
  DVB: add firesat driver

1 files changed, 7 insertions, 3 deletions

diff --git a/drivers/ieee1394/nodemgr.c b/drivers/ieee1394/nodemgr.c
index 906c5a98d81..53aada5bbe1 100644
--- a/drivers/ieee1394/nodemgr.c
+++ b/drivers/ieee1394/nodemgr.c
@@ -971,6 +971,9 @@ static struct unit_directory *nodemgr_process_unit_directory
 	ud->ud_kv = ud_kv;
 	ud->id = (*id)++;
 
+	/* inherit vendor_id from root directory if none exists in unit dir */
+	ud->vendor_id = ne->vendor_id;
+
 	csr1212_for_each_dir_entry(ne->csr, kv, ud_kv, dentry) {
 		switch (kv->key.id) {
 		case CSR1212_KV_ID_VENDOR:
@@ -1265,7 +1268,8 @@ 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 +1802,7 @@ 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 +1811,7 @@ 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);
 }