lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

core: use performance variant for_each_cpu_mask_nr

Browse Source 
Change references from for_each_cpu_mask to for_each_cpu_mask_nr
where appropriate

Reviewed-by: Paul Jackson <pj@sgi.com>
Reviewed-by: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Mike Travis <travis@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Mike Travis
2008-05-12 21:21:13 +02:00
committed by Thomas Gleixner
parent 068b12772a
commit 363ab6f142
8 changed files with 34 additions and 34 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
kernel/rcupreempt.c
View File

@ -657,7 +657,7 @@ rcu_try_flip_idle(void)
/* Now ask each CPU for acknowledgement of the flip. */
for_each_cpu_mask(cpu, rcu_cpu_online_map) {
for_each_cpu_mask_nr(cpu, rcu_cpu_online_map) {
per_cpu(rcu_flip_flag, cpu) = rcu_flipped;
dyntick_save_progress_counter(cpu);
}
@ -675,7 +675,7 @@ rcu_try_flip_waitack(void)
int cpu;
RCU_TRACE_ME(rcupreempt_trace_try_flip_a1);
for_each_cpu_mask(cpu, rcu_cpu_online_map)
for_each_cpu_mask_nr(cpu, rcu_cpu_online_map)
if (rcu_try_flip_waitack_needed(cpu) &&
per_cpu(rcu_flip_flag, cpu) != rcu_flip_seen) {
RCU_TRACE_ME(rcupreempt_trace_try_flip_ae1);
@ -707,7 +707,7 @@ rcu_try_flip_waitzero(void)
/* Check to see if the sum of the "last" counters is zero. */
RCU_TRACE_ME(rcupreempt_trace_try_flip_z1);
for_each_cpu_mask(cpu, rcu_cpu_online_map)
for_each_cpu_mask_nr(cpu, rcu_cpu_online_map)
sum += RCU_DATA_CPU(cpu)->rcu_flipctr[lastidx];
if (sum != 0) {
RCU_TRACE_ME(rcupreempt_trace_try_flip_ze1);
@ -722,7 +722,7 @@ rcu_try_flip_waitzero(void)
smp_mb(); /* ^^^^^^^^^^^^ */
/* Call for a memory barrier from each CPU. */
for_each_cpu_mask(cpu, rcu_cpu_online_map) {
for_each_cpu_mask_nr(cpu, rcu_cpu_online_map) {
per_cpu(rcu_mb_flag, cpu) = rcu_mb_needed;
dyntick_save_progress_counter(cpu);
}
@ -742,7 +742,7 @@ rcu_try_flip_waitmb(void)
int cpu;
RCU_TRACE_ME(rcupreempt_trace_try_flip_m1);
for_each_cpu_mask(cpu, rcu_cpu_online_map)
for_each_cpu_mask_nr(cpu, rcu_cpu_online_map)
if (rcu_try_flip_waitmb_needed(cpu) &&
per_cpu(rcu_mb_flag, cpu) != rcu_mb_done) {
RCU_TRACE_ME(rcupreempt_trace_try_flip_me1);