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cpumask: Optimize cpumask_of_cpu in drivers/misc/sgi-xp/xpc_main.c 

* Optimize various places where a pointer to the cpumask_of_cpu value
    will result in reducing stack pressure.

Signed-off-by: Mike Travis <travis@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Mike Travis 2008-07-15 14:14:33 -07:00 committed by Ingo Molnar
parent c42f4f4c6d
commit 333cdd1f0e
1 changed files with 2 additions and 1 deletions
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3
drivers/misc/sgi-xp/xpc_main.c
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@ -229,10 +229,11 @@ xpc_hb_checker(void *ignore)
int last_IRQ_count = 0;
int new_IRQ_count;
int force_IRQ = 0;
cpumask_of_cpu_ptr(cpumask, XPC_HB_CHECK_CPU);
/* this thread was marked active by xpc_hb_init() */
set_cpus_allowed(current, cpumask_of_cpu(XPC_HB_CHECK_CPU));
set_cpus_allowed_ptr(current, cpumask);
/* set our heartbeating to other partitions into motion */
xpc_hb_check_timeout = jiffies + (xpc_hb_check_interval * HZ);