---

yaml --- r: 209238 b: refs/heads/master c: 93a7ca0 h: refs/heads/master v: v3
git-mirror · Jul 17, 2010 · ed3b1d2 · ed3b1d2
1 parent 9a91f63
commit ed3b1d2
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Showing 2 changed files with 11 additions and 7 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f6d8a56693426b1f29ff5cafda8be0d65e4e1870
+refs/heads/master: 93a7ca0c3ebe5d931126f1fb732cb9c4518383d4
diff --git a/trunk/arch/x86/kernel/tlb_uv.c b/trunk/arch/x86/kernel/tlb_uv.c
@@ -1635,12 +1635,16 @@ static int __init uv_bau_init(void)
 	alloc_intr_gate(vector, uv_bau_message_intr1);
 
 	for_each_possible_blade(uvhub) {
-		pnode = uv_blade_to_pnode(uvhub);
-		/* INIT the bau */
-		uv_write_global_mmr64(pnode, UVH_LB_BAU_SB_ACTIVATION_CONTROL,
-				      ((unsigned long)1 << 63));
-		mmr = 1; /* should be 1 to broadcast to both sockets */
-		uv_write_global_mmr64(pnode, UVH_BAU_DATA_BROADCAST, mmr);
+		if (uv_blade_nr_possible_cpus(uvhub)) {
+			pnode = uv_blade_to_pnode(uvhub);
+			/* INIT the bau */
+			uv_write_global_mmr64(pnode,
+					UVH_LB_BAU_SB_ACTIVATION_CONTROL,
+					((unsigned long)1 << 63));
+			mmr = 1; /* should be 1 to broadcast to both sockets */
+			uv_write_global_mmr64(pnode, UVH_BAU_DATA_BROADCAST,
+						mmr);
+		}
 	}
 
 	return 0;