runtime: update comment to match function name

Change-Id: I8f22434ade576cc7e3e6d9f357bba12c1296e3d1
Reviewed-on: https://go-review.googlesource.com/15250
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>

diff --git a/src/runtime/signal1_unix.go b/src/runtime/signal1_unix.go
index 56d975519022f1d411f167e45156f5ad962e34da..e351d57b779492751373d4123f0f4ed069f53938 100644 (file)
--- a/src/runtime/signal1_unix.go
+++ b/src/runtime/signal1_unix.go
@@ -195,7 +195,7 @@ func crash() {
        raise(_SIGABRT)
 }
 
-// createSigM starts one global, sleeping thread to make sure at least one thread
+// ensureSigM starts one global, sleeping thread to make sure at least one thread
 // is available to catch signals enabled for os/signal.
 func ensureSigM() {
        if maskUpdatedChan != nil {