X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=drivers%2Finfiniband%2Fcore%2Fuverbs_main.c;h=099fe6cde68c9a1acf5c6001c58391cc41b63660;hb=33b9b3ee9709b19c4f02ab91571d53540d05c3d1;hp=0eb38f479b3957c7294357a8a6356a8a053011e9;hpb=53b2ec5518aa2623e8c0cb36f1c304a797988a46;p=deliverable%2Flinux.git

diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c
index 0eb38f479b39..099fe6cde68c 100644
--- a/drivers/infiniband/core/uverbs_main.c
+++ b/drivers/infiniband/core/uverbs_main.c
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2005 Topspin Communications.  All rights reserved.
- * Copyright (c) 2005 Cisco Systems.  All rights reserved.
+ * Copyright (c) 2005, 2006 Cisco Systems.  All rights reserved.
  * Copyright (c) 2005 Mellanox Technologies. All rights reserved.
  * Copyright (c) 2005 Voltaire, Inc. All rights reserved.
  * Copyright (c) 2005 PathScale, Inc. All rights reserved.
@@ -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);
@@ -91,6 +91,7 @@ static ssize_t (*uverbs_cmd_table[])(struct ib_uverbs_file *file,
 	[IB_USER_VERBS_CMD_DEREG_MR]      	= ib_uverbs_dereg_mr,
 	[IB_USER_VERBS_CMD_CREATE_COMP_CHANNEL] = ib_uverbs_create_comp_channel,
 	[IB_USER_VERBS_CMD_CREATE_CQ]     	= ib_uverbs_create_cq,
+	[IB_USER_VERBS_CMD_RESIZE_CQ]     	= ib_uverbs_resize_cq,
 	[IB_USER_VERBS_CMD_POLL_CQ]     	= ib_uverbs_poll_cq,
 	[IB_USER_VERBS_CMD_REQ_NOTIFY_CQ]     	= ib_uverbs_req_notify_cq,
 	[IB_USER_VERBS_CMD_DESTROY_CQ]    	= ib_uverbs_destroy_cq,
@@ -160,6 +161,18 @@ void ib_uverbs_release_uevent(struct ib_uverbs_file *file,
 	spin_unlock_irq(&file->async_file->lock);
 }
 
+static void ib_uverbs_detach_umcast(struct ib_qp *qp,
+				    struct ib_uqp_object *uobj)
+{
+	struct ib_uverbs_mcast_entry *mcast, *tmp;
+
+	list_for_each_entry_safe(mcast, tmp, &uobj->mcast_list, list) {
+		ib_detach_mcast(qp, &mcast->gid, mcast->lid);
+		list_del(&mcast->list);
+		kfree(mcast);
+	}
+}
+
 static int ib_uverbs_cleanup_ucontext(struct ib_uverbs_file *file,
 				      struct ib_ucontext *context)
 {
@@ -168,7 +181,7 @@ 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);
@@ -180,13 +193,14 @@ static int ib_uverbs_cleanup_ucontext(struct ib_uverbs_file *file,
 
 	list_for_each_entry_safe(uobj, tmp, &context->qp_list, list) {
 		struct ib_qp *qp = idr_find(&ib_uverbs_qp_idr, uobj->id);
-		struct ib_uevent_object *uevent =
-			container_of(uobj, struct ib_uevent_object, uobject);
+		struct ib_uqp_object *uqp =
+			container_of(uobj, struct ib_uqp_object, uevent.uobject);
 		idr_remove(&ib_uverbs_qp_idr, uobj->id);
+		ib_uverbs_detach_umcast(qp, uqp);
 		ib_destroy_qp(qp);
 		list_del(&uobj->list);
-		ib_uverbs_release_uevent(file, uevent);
-		kfree(uevent);
+		ib_uverbs_release_uevent(file, &uqp->uevent);
+		kfree(uqp);
 	}
 
 	list_for_each_entry_safe(uobj, tmp, &context->cq_list, list) {
@@ -237,7 +251,7 @@ 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);
 }
@@ -442,13 +456,10 @@ static void ib_uverbs_async_handler(struct ib_uverbs_file *file,
 
 void ib_uverbs_cq_event_handler(struct ib_event *event, void *context_ptr)
 {
-	struct ib_uverbs_event_file *ev_file = context_ptr;
-	struct ib_ucq_object *uobj;
+	struct ib_ucq_object *uobj = container_of(event->element.cq->uobject,
+						  struct ib_ucq_object, uobject);
 
-	uobj = container_of(event->element.cq->uobject,
-			    struct ib_ucq_object, uobject);
-
-	ib_uverbs_async_handler(ev_file->uverbs_file, uobj->uobject.user_handle,
+	ib_uverbs_async_handler(uobj->uverbs_file, uobj->uobject.user_handle,
 				event->event, &uobj->async_list,
 				&uobj->async_events_reported);
 				
@@ -643,7 +654,7 @@ 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;
 
@@ -728,12 +739,10 @@ static void ib_uverbs_add_one(struct ib_device *device)
 	if (!device->alloc_ucontext)
 		return;
 
-	uverbs_dev = kmalloc(sizeof *uverbs_dev, GFP_KERNEL);
+	uverbs_dev = kzalloc(sizeof *uverbs_dev, GFP_KERNEL);
 	if (!uverbs_dev)
 		return;
 
-	memset(uverbs_dev, 0, sizeof *uverbs_dev);
-
 	kref_init(&uverbs_dev->ref);
 
 	spin_lock(&map_lock);
@@ -894,6 +903,7 @@ static void __exit ib_uverbs_cleanup(void)
 	unregister_filesystem(&uverbs_event_fs);
 	class_destroy(uverbs_class);
 	unregister_chrdev_region(IB_UVERBS_BASE_DEV, IB_UVERBS_MAX_DEVICES);
+	flush_scheduled_work();
 	idr_destroy(&ib_uverbs_pd_idr);
 	idr_destroy(&ib_uverbs_mr_idr);
 	idr_destroy(&ib_uverbs_mw_idr);