nits

1 files changed, 1 insertions, 1 deletions

diff --git a/proc.h b/proc.h
index 137bda3..599ed44 100644
--- a/proc.h
+++ b/proc.h
@@ -12,7 +12,7 @@
 // Save all the regular registers so we don't need to care
 // which are caller save.
 // Don't save %eax, because that's the return register.
-// The layout of jmpbuf is known to setjmp.S.
+// The layout of jmpbuf must match code in setjmp.S.
 struct jmpbuf {
   int ebx;
   int ecx;