11  * struct rxe_mca ('mca'). An mcg is allocated each time a qp is
17  * mca is created. It holds a pointer to the qp and is added to a list
302  * __rxe_init_mca - initialize a new mca holding lock
305  * @mca: empty space for new mca
308  * and pass memory for new mca
313 			  struct rxe_mca *mca)  in __rxe_init_mca()  argument
334 	mca->qp = qp;  in __rxe_init_mca()
336 	list_add_tail(&mca->qp_list, &mcg->qp_list);  in __rxe_init_mca()
352 	struct rxe_mca *mca, *tmp;  in rxe_attach_mcg()  local
357 	list_for_each_entry(mca, &mcg->qp_list, qp_list) {  in rxe_attach_mcg()
358 		if (mca->qp == qp) {  in rxe_attach_mcg()
365 	/* speculative alloc new mca without using GFP_ATOMIC */  in rxe_attach_mcg()
366 	mca = kzalloc(sizeof(*mca), GFP_KERNEL);  in rxe_attach_mcg()
367 	if (!mca)  in rxe_attach_mcg()
374 			kfree(mca);  in rxe_attach_mcg()
380 	err = __rxe_init_mca(qp, mcg, mca);  in rxe_attach_mcg()
382 		kfree(mca);  in rxe_attach_mcg()
389  * __rxe_cleanup_mca - cleanup mca object holding lock
390  * @mca: mca object
395 static void __rxe_cleanup_mca(struct rxe_mca *mca, struct rxe_mcg *mcg)  in __rxe_cleanup_mca()  argument
397 	list_del(&mca->qp_list);  in __rxe_cleanup_mca()
401 	atomic_dec(&mca->qp->mcg_num);  in __rxe_cleanup_mca()
402 	rxe_put(mca->qp);  in __rxe_cleanup_mca()
404 	kfree(mca);  in __rxe_cleanup_mca()
417 	struct rxe_mca *mca, *tmp;  in rxe_detach_mcg()  local
420 	list_for_each_entry_safe(mca, tmp, &mcg->qp_list, qp_list) {  in rxe_detach_mcg()
421 		if (mca->qp == qp) {  in rxe_detach_mcg()
422 			__rxe_cleanup_mca(mca, mcg);  in rxe_detach_mcg()