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authorCliff Wickman <cpw@sgi.com>2011-03-09 08:15:57 -0600
committerIngo Molnar <mingo@elte.hu>2011-03-09 16:36:16 +0100
commit5471262290a6695b3300903267e0a2584f721000 (patch)
tree242faf98b150aa56f12d9c5c9bcf8f153df15eff /arch/x86/include
parent3b28cf32cc32594710590685ee478f697ed4f328 (diff)
downloadlinux-linaro-android-5471262290a6695b3300903267e0a2584f721000.tar.gz
x86, UV: Initialize the broadcast assist unit base destination node id properly
The BAU's initialization of the broadcast description header is lacking the coherence domain (high bits) in the nasid. This causes a catastrophic system failure when running on a system with multiple coherence domains. Signed-off-by: Cliff Wickman <cpw@sgi.com> LKML-Reference: <E1PxKBB-0005F0-3U@eag09.americas.sgi.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/include')
-rw-r--r--arch/x86/include/asm/uv/uv_bau.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/include/asm/uv/uv_bau.h b/arch/x86/include/asm/uv/uv_bau.h
index ce1d54c8a43..3e094af443c 100644
--- a/arch/x86/include/asm/uv/uv_bau.h
+++ b/arch/x86/include/asm/uv/uv_bau.h
@@ -176,7 +176,7 @@ struct bau_msg_payload {
struct bau_msg_header {
unsigned int dest_subnodeid:6; /* must be 0x10, for the LB */
/* bits 5:0 */
- unsigned int base_dest_nodeid:15; /* nasid (pnode<<1) of */
+ unsigned int base_dest_nodeid:15; /* nasid of the */
/* bits 20:6 */ /* first bit in uvhub map */
unsigned int command:8; /* message type */
/* bits 28:21 */