From: Mikael Pettersson <mikpe@csd.uu.se>
Clean up perfctr/virtual by using the new cpus_andnot() operation instead
of messing with cpus_complement() and a new temporary.
Signed-off-by: Mikael Pettersson <mikpe@csd.uu.se>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---
25-akpm/drivers/perfctr/virtual.c | 6 ++----
1 files changed, 2 insertions(+), 4 deletions(-)
diff -puN drivers/perfctr/virtual.c~perfctr-cpumask-cleanup drivers/perfctr/virtual.c
--- 25/drivers/perfctr/virtual.c~perfctr-cpumask-cleanup Wed Jun 9 14:50:45 2004
+++ 25-akpm/drivers/perfctr/virtual.c Wed Jun 9 14:50:45 2004
@@ -403,13 +403,11 @@ static int do_vperfctr_control(struct vp
return -EFAULT;
if (control.cpu_control.nractrs || control.cpu_control.nrictrs) {
- cpumask_t tmp, old_mask, new_mask, tmp1;
+ cpumask_t tmp, old_mask, new_mask;
tmp = perfctr_cpus_forbidden_mask;
- cpus_complement(tmp1, tmp);
- tmp = tmp1;
old_mask = tsk->cpus_allowed;
- cpus_and(new_mask, old_mask, tmp);
+ cpus_andnot(new_mask, old_mask, tmp);
if (cpus_empty(new_mask))
return -EINVAL;
_