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sched/isolation: Move isolcpus= handling to the housekeeping code

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We want to centralize the isolation features, to be done by the housekeeping
subsystem and scheduler domain isolation is a significant part of it.

No intended behaviour change, we just reuse the housekeeping cpumask
and core code.

Signed-off-by: Frederic Weisbecker <frederic@kernel.org>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Chris Metcalf <cmetcalf@mellanox.com>
Cc: Christoph Lameter <cl@linux.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Luiz Capitulino <lcapitulino@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rik van Riel <riel@redhat.com>
Cc: Wanpeng Li <kernellwp@gmail.com>
Link: http://lkml.kernel.org/r/1509072159-31808-11-git-send-email-frederic@kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Frederic Weisbecker
2017-10-27 04:42:37 +02:00
committed by Ingo Molnar
parent 6f1982fedd
commit edb9382175
7 changed files with 72 additions and 58 deletions
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2
include/linux/sched.h
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@@ -165,8 +165,6 @@ struct task_group;
/* Task command name length: */
#define TASK_COMM_LEN 16
extern cpumask_var_t cpu_isolated_map;
extern void scheduler_tick(void);
#define MAX_SCHEDULE_TIMEOUT LONG_MAX