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| author | Peter Williams <pwil3058@bigpond.net.au> | 2007-10-24 18:23:51 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2007-10-24 18:23:51 +0200 |
| commit | 681f3e68541d6f03e3e05d21fe15093578b8b539 (patch) | |
| tree | 82e13a7b15a2bb15233ba964dd1eb352b007cae4 /include | |
| parent | e1d1484f72127a5580d37c379f6a5b2c2786434c (diff) | |
| download | linux-stable-681f3e68541d6f03e3e05d21fe15093578b8b539.tar.gz linux-stable-681f3e68541d6f03e3e05d21fe15093578b8b539.tar.bz2 linux-stable-681f3e68541d6f03e3e05d21fe15093578b8b539.zip | |
sched: isolate SMP balancing code a bit more
At the moment, a lot of load balancing code that is irrelevant to non
SMP systems gets included during non SMP builds.
This patch addresses this issue and reduces the binary size on non
SMP systems:
text data bss dec hex filename
10983 28 1192 12203 2fab sched.o.before
10739 28 1192 11959 2eb7 sched.o.after
Signed-off-by: Peter Williams <pwil3058@bigpond.net.au>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/sched.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index 639241f4f3d1..24e08d1d900d 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -828,6 +828,7 @@ struct sched_class { struct task_struct * (*pick_next_task) (struct rq *rq); void (*put_prev_task) (struct rq *rq, struct task_struct *p); +#ifdef CONFIG_SMP unsigned long (*load_balance) (struct rq *this_rq, int this_cpu, struct rq *busiest, unsigned long max_load_move, struct sched_domain *sd, enum cpu_idle_type idle, @@ -836,6 +837,7 @@ struct sched_class { int (*move_one_task) (struct rq *this_rq, int this_cpu, struct rq *busiest, struct sched_domain *sd, enum cpu_idle_type idle); +#endif void (*set_curr_task) (struct rq *rq); void (*task_tick) (struct rq *rq, struct task_struct *p); |