sched: Remove some dead code

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Nick Piggin <npiggin@kernel.dk>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Link: http://lkml.kernel.org/r/20110407122942.553814623@chello.nl
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 5a9168b..09d9e02 100644 (file)
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -883,9 +883,6 @@ struct sched_group {
         * NOTE: this field is variable length. (Allocated dynamically
         * by attaching extra space to the end of the structure,
         * depending on how many CPUs the kernel has booted up with)
-        *
-        * It is also be embedded into static data structures at build
-        * time. (See 'struct static_sched_group' in kernel/sched.c)
         */
        unsigned long cpumask[0];
 };
@@ -994,9 +991,6 @@ struct sched_domain {
         * NOTE: this field is variable length. (Allocated dynamically
         * by attaching extra space to the end of the structure,
         * depending on how many CPUs the kernel has booted up with)
-        *
-        * It is also be embedded into static data structures at build
-        * time. (See 'struct static_sched_domain' in kernel/sched.c)
         */
        unsigned long span[0];
 };

diff --git a/kernel/sched.c b/kernel/sched.c
index f4d3a62..5ec685c 100644 (file)
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -6816,22 +6816,6 @@ static void sched_domain_node_span(int node, struct cpumask *span)
 
 int sched_smt_power_savings = 0, sched_mc_power_savings = 0;
 
-/*
- * The cpus mask in sched_group and sched_domain hangs off the end.
- *
- * ( See the the comments in include/linux/sched.h:struct sched_group
- *   and struct sched_domain. )
- */
-struct static_sched_group {
-       struct sched_group sg;
-       DECLARE_BITMAP(cpus, CONFIG_NR_CPUS);
-};
-
-struct static_sched_domain {
-       struct sched_domain sd;
-       DECLARE_BITMAP(span, CONFIG_NR_CPUS);
-};
-
 struct sd_data {
        struct sched_domain **__percpu sd;
        struct sched_group **__percpu sg;