unicore32 idle: delete stray pm_idle comment

as pm_idle() has already been deleted from this code,
the comment was a stray.

Signed-off-by: Len Brown <len.brown@intel.com>
Cc: Guan Xuetao <gxt@mprc.pku.edu.cn>

diff --git a/arch/unicore32/kernel/process.c b/arch/unicore32/kernel/process.c
index 62bad9fed03e08ad494266664a805d73f467aaea..872d7e22d847e93eb4f1fa7f77bb9591d189e56a 100644 (file)
--- a/arch/unicore32/kernel/process.c
+++ b/arch/unicore32/kernel/process.c
@@ -45,11 +45,6 @@ static const char * const processor_modes[] = {
        "UK18", "UK19", "UK1A", "EXTN", "UK1C", "UK1D", "UK1E", "SUSR"
 };
 
-/*
- * The idle thread, has rather strange semantics for calling pm_idle,
- * but this is what x86 does and we need to do the same, so that
- * things like cpuidle get called in the same way.
- */
 void cpu_idle(void)
 {
        /* endless idle loop with no priority at all */