1 files changed, 1 insertions, 0 deletions

diff --git a/Documentation/sysrq.txt b/Documentation/sysrq.txt
index 642f84495b29..2a4cdda4828e 100644
--- a/Documentation/sysrq.txt
+++ b/Documentation/sysrq.txt
@@ -116,6 +116,7 @@ On all -  write a character to /proc/sysrq-trigger.  e.g.:
 'w'     - Dumps tasks that are in uninterruptable (blocked) state.
 
 'x'     - Used by xmon interface on ppc/powerpc platforms.
+          Show global PMU Registers on sparc64.
 
 'y'     - Show global CPU Registers [SPARC-64 specific]