runtime: fix stale comment in lfstack

Change-Id: I6ef08f6078190dc9df0b2df4f26a76456602f5e8
Reviewed-on: https://go-review.googlesource.com/24176
Reviewed-by: Rick Hudson <rlh@golang.org>

diff --git a/src/runtime/lfstack.go b/src/runtime/lfstack.go
index db54ecb05ed4a1d5c42725cc41e3c0e177207cc7..8e33ce1d09c9acdd53c9cfe409d77155120eeb5b 100644 (file)
--- a/src/runtime/lfstack.go
+++ b/src/runtime/lfstack.go
@@ -6,7 +6,7 @@
 // Initialize head to 0, compare with 0 to test for emptiness.
 // The stack does not keep pointers to nodes,
 // so they can be garbage collected if there are no other pointers to nodes.
-// The following code runs only on g0 stack.
+// The following code runs only in non-preemptible contexts.
 
 package runtime