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authorMotohiro KOSAKI <kosaki.motohiro@jp.fujitsu.com>2011-05-19 05:07:05 +0400
committerRoland Dreier <roland@purestorage.com>2011-07-18 22:56:03 +0400
commit0cd85e6738976b753fb156d833c94083418b3ae4 (patch)
tree058c4f53a5f0dda8d3893681524609c23770406b /drivers/infiniband
parent52a09a040dc258ca9eb4fa6530e52ccdbc72e353 (diff)
downloadlinux-0cd85e6738976b753fb156d833c94083418b3ae4.tar.xz
IB/qib: Convert old cpumask api into new one
Adapt to use new APIs. We plan to remove old one later and plan to change current->cpus_allowed implementation. No functional change. Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Acked-by: Mike Marciniszyn <mike.marciniszyn@qlogic.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/hw/qib/qib_file_ops.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/infiniband/hw/qib/qib_file_ops.c b/drivers/infiniband/hw/qib/qib_file_ops.c
index 406fca50d036..a94a46001745 100644
--- a/drivers/infiniband/hw/qib/qib_file_ops.c
+++ b/drivers/infiniband/hw/qib/qib_file_ops.c
@@ -1527,6 +1527,7 @@ done_chk_sdma:
struct qib_filedata *fd = fp->private_data;
const struct qib_ctxtdata *rcd = fd->rcd;
const struct qib_devdata *dd = rcd->dd;
+ unsigned int weight;
if (dd->flags & QIB_HAS_SEND_DMA) {
fd->pq = qib_user_sdma_queue_create(&dd->pcidev->dev,
@@ -1545,8 +1546,8 @@ done_chk_sdma:
* it just means that sooner or later we don't recommend
* a cpu, and let the scheduler do it's best.
*/
- if (!ret && cpus_weight(current->cpus_allowed) >=
- qib_cpulist_count) {
+ weight = cpumask_weight(tsk_cpus_allowed(current));
+ if (!ret && weight >= qib_cpulist_count) {
int cpu;
cpu = find_first_zero_bit(qib_cpulist,
qib_cpulist_count);
@@ -1554,13 +1555,13 @@ done_chk_sdma:
__set_bit(cpu, qib_cpulist);
fd->rec_cpu_num = cpu;
}
- } else if (cpus_weight(current->cpus_allowed) == 1 &&
- test_bit(first_cpu(current->cpus_allowed),
+ } else if (weight == 1 &&
+ test_bit(cpumask_first(tsk_cpus_allowed(current)),
qib_cpulist))
qib_devinfo(dd->pcidev, "%s PID %u affinity "
"set to cpu %d; already allocated\n",
current->comm, current->pid,
- first_cpu(current->cpus_allowed));
+ cpumask_first(tsk_cpus_allowed(current)));
}
mutex_unlock(&qib_mutex);