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cpumask: tsk_cpumask for accessing the struct task_struct's cpus_allowed. 

This allows us to change the representation (to a dangling bitmap or
cpumask_var_t) without breaking all the callers: they can use
tsk_cpumask() now and won't see a difference as the changes roll into
linux-next.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2009-03-12 14:35:43 -06:00
parent 99adcd9d67
commit 76e6eee033
1 changed files with 3 additions and 0 deletions
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3
include/linux/sched.h
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@ -1419,6 +1419,9 @@ struct task_struct {
#endif
};
/* Future-safe accessor for struct task_struct's cpus_allowed. */
#define tsk_cpumask(tsk) (&(tsk)->cpus_allowed)
/*
* Priority of a process goes from 0..MAX_PRIO-1, valid RT
* priority is 0..MAX_RT_PRIO-1, and SCHED_NORMAL/SCHED_BATCH