1 files changed, 1 insertions, 1 deletions

diff --git a/include/asm-sparc64/thread_info.h b/include/asm-sparc64/thread_info.h
index 517caaba1c87..0cd652956929 100644
--- a/include/asm-sparc64/thread_info.h
+++ b/include/asm-sparc64/thread_info.h
@@ -46,7 +46,7 @@ struct thread_info {
         unsigned long           fault_address;
         struct pt_regs          *kregs;
         struct exec_domain      *exec_domain;
-        int                     preempt_count;
+        int                     preempt_count;  /* 0 => preemptable, <0 => BUG */
         int                     __pad;
 
         unsigned long           *utraps;