IB: convert from semaphores to mutexes

semaphore to mutex conversion by Ingo and Arjan's script.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
[ Sanity-checked on real IB hardware ]
Signed-off-by: Roland Dreier <rolandd@cisco.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c
index 81737bd6fae..96ea79b63df 100644
--- a/drivers/infiniband/core/uverbs_main.c
+++ b/drivers/infiniband/core/uverbs_main.c
@@ -66,7 +66,7 @@ enum {
 
 static struct class *uverbs_class;
 
-DECLARE_MUTEX(ib_uverbs_idr_mutex);
+DEFINE_MUTEX(ib_uverbs_idr_mutex);
 DEFINE_IDR(ib_uverbs_pd_idr);
 DEFINE_IDR(ib_uverbs_mr_idr);
 DEFINE_IDR(ib_uverbs_mw_idr);
@@ -180,7 +180,7 @@ static int ib_uverbs_cleanup_ucontext(struct ib_uverbs_file *file,
         if (!context)
                 return 0;
 
-        down(&ib_uverbs_idr_mutex);
+        mutex_lock(&ib_uverbs_idr_mutex);
 
         list_for_each_entry_safe(uobj, tmp, &context->ah_list, list) {
                 struct ib_ah *ah = idr_find(&ib_uverbs_ah_idr, uobj->id);
@@ -250,7 +250,7 @@ static int ib_uverbs_cleanup_ucontext(struct ib_uverbs_file *file,
                 kfree(uobj);
         }
 
-        up(&ib_uverbs_idr_mutex);
+        mutex_unlock(&ib_uverbs_idr_mutex);
 
         return context->device->dealloc_ucontext(context);
 }
@@ -653,7 +653,7 @@ static int ib_uverbs_open(struct inode *inode, struct file *filp)
         file->ucontext   = NULL;
         file->async_file = NULL;
         kref_init(&file->ref);
-        init_MUTEX(&file->mutex);
+        mutex_init(&file->mutex);
 
         filp->private_data = file;