[PATCH 1/2] staging: lustre: workitem: Remove cfs_wi_sched_lock wrapper

From: Shivani Bhardwaj
Date: Sun Nov 08 2015 - 04:17:54 EST


Remove the wrapper function cfs_wi_sched_lock() and replace all its
calls with the function it wrapped.

Signed-off-by: Shivani Bhardwaj <shivanib134@xxxxxxxxx>
---
drivers/staging/lustre/lustre/libcfs/workitem.c | 22 ++++++++--------------
1 file changed, 8 insertions(+), 14 deletions(-)

diff --git a/drivers/staging/lustre/lustre/libcfs/workitem.c b/drivers/staging/lustre/lustre/libcfs/workitem.c
index b57acbf..e8bac9b 100644
--- a/drivers/staging/lustre/lustre/libcfs/workitem.c
+++ b/drivers/staging/lustre/lustre/libcfs/workitem.c
@@ -87,12 +87,6 @@ static struct cfs_workitem_data {
} cfs_wi_data;

static inline void
-cfs_wi_sched_lock(struct cfs_wi_sched *sched)
-{
- spin_lock(&sched->ws_lock);
-}
-
-static inline void
cfs_wi_sched_unlock(struct cfs_wi_sched *sched)
{
spin_unlock(&sched->ws_lock);
@@ -101,7 +95,7 @@ cfs_wi_sched_unlock(struct cfs_wi_sched *sched)
static inline int
cfs_wi_sched_cansleep(struct cfs_wi_sched *sched)
{
- cfs_wi_sched_lock(sched);
+ spin_lock(&sched->ws_lock);
if (sched->ws_stopping) {
cfs_wi_sched_unlock(sched);
return 0;
@@ -125,7 +119,7 @@ cfs_wi_exit(struct cfs_wi_sched *sched, cfs_workitem_t *wi)
LASSERT(!in_interrupt()); /* because we use plain spinlock */
LASSERT(!sched->ws_stopping);

- cfs_wi_sched_lock(sched);
+ spin_lock(&sched->ws_lock);

LASSERT(wi->wi_running);
if (wi->wi_scheduled) { /* cancel pending schedules */
@@ -161,7 +155,7 @@ cfs_wi_deschedule(struct cfs_wi_sched *sched, cfs_workitem_t *wi)
* means the workitem will not be scheduled and will not have
* any race with wi_action.
*/
- cfs_wi_sched_lock(sched);
+ spin_lock(&sched->ws_lock);

rc = !(wi->wi_running);

@@ -195,7 +189,7 @@ cfs_wi_schedule(struct cfs_wi_sched *sched, cfs_workitem_t *wi)
LASSERT(!in_interrupt()); /* because we use plain spinlock */
LASSERT(!sched->ws_stopping);

- cfs_wi_sched_lock(sched);
+ spin_lock(&sched->ws_lock);

if (!wi->wi_scheduled) {
LASSERT (list_empty(&wi->wi_list));
@@ -237,7 +231,7 @@ cfs_wi_scheduler (void *arg)

spin_unlock(&cfs_wi_data.wi_glock);

- cfs_wi_sched_lock(sched);
+ spin_lock(&sched->ws_lock);

while (!sched->ws_stopping) {
int nloops = 0;
@@ -263,7 +257,7 @@ cfs_wi_scheduler (void *arg)

rc = (*wi->wi_action) (wi);

- cfs_wi_sched_lock(sched);
+ spin_lock(&sched->ws_lock);
if (rc != 0) /* WI should be dead, even be freed! */
continue;

@@ -282,14 +276,14 @@ cfs_wi_scheduler (void *arg)
/* don't sleep because some workitems still
* expect me to come back soon */
cond_resched();
- cfs_wi_sched_lock(sched);
+ spin_lock(&sched->ws_lock);
continue;
}

cfs_wi_sched_unlock(sched);
rc = wait_event_interruptible_exclusive(sched->ws_waitq,
!cfs_wi_sched_cansleep(sched));
- cfs_wi_sched_lock(sched);
+ spin_lock(&sched->ws_lock);
}

cfs_wi_sched_unlock(sched);
--
2.1.0

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/