sched/deadline: Don't check SD_BALANCE_FORK

There is no need to do balance during fork since SCHED_DEADLINE
tasks can't fork. This patch avoid the SD_BALANCE_FORK check.

Signed-off-by: Wanpeng Li <wanpeng.li@linux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1413253360-5318-1-git-send-email-wanpeng.li@linux.intel.com
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Wanpeng Li 2014-10-14 10:22:39 +08:00 committed by Ingo Molnar
parent f82f80426f
commit 1d7e974cbf

View File

@ -933,7 +933,7 @@ select_task_rq_dl(struct task_struct *p, int cpu, int sd_flag, int flags)
struct task_struct *curr;
struct rq *rq;
if (sd_flag != SD_BALANCE_WAKE && sd_flag != SD_BALANCE_FORK)
if (sd_flag != SD_BALANCE_WAKE)
goto out;
rq = cpu_rq(cpu);