[SPARC]: Remove legacy stuff from cpu_idle().

Currently sparc and sparc64's UP cpu_idle() checks current pid. This
is old time legacy. Now it's paranoia.

Signed-off-by: Coywolf Qi Hunt <coywolf@lovecn.org>
Acked-by: William Irwin <wli@holomorphy.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 0 insertions, 9 deletions

diff --git a/arch/sparc/kernel/process.c b/arch/sparc/kernel/process.c
index 066e253f9c12..2c216ffeea90 100644
--- a/arch/sparc/kernel/process.c
+++ b/arch/sparc/kernel/process.c
@@ -83,9 +83,6 @@ void default_idle(void)
  */
 void cpu_idle(void)
 {
-        if (current->pid != 0)
-                goto out;
-
         /* endless idle loop with no priority at all */
         for (;;) {
                 if (ARCH_SUN4C_SUN4) {
@@ -126,8 +123,6 @@ void cpu_idle(void)
                 schedule();
                 check_pgt_cache();
         }
-out:
-        return;
 }
 
 #else
diff --git a/arch/sparc64/kernel/process.c b/arch/sparc64/kernel/process.c
index 26d3ec41da1c..a0cd2b2494d6 100644
--- a/arch/sparc64/kernel/process.c
+++ b/arch/sparc64/kernel/process.c
@@ -62,9 +62,6 @@ void default_idle(void)
  */
 void cpu_idle(void)
 {
-        if (current->pid != 0)
-                return;
-
         /* endless idle loop with no priority at all */
         for (;;) {
                 /* If current->work.need_resched is zero we should really
@@ -80,7 +77,6 @@ void cpu_idle(void)
                 schedule();
                 check_pgt_cache();
         }
-        return;
 }
 
 #else