From 570d2b99d00d9e023328c0a0b8000ab485113384 Mon Sep 17 00:00:00 2001 From: Bob Pearson Date: Mon, 7 Jun 2021 23:25:53 -0500 Subject: RDMA/rxe: Disallow MR dereg and invalidate when bound Check that an MR has no bound MWs before allowing a dereg or invalidate operation. Link: https://lore.kernel.org/r/20210608042552.33275-11-rpearsonhpe@gmail.com Signed-off-by: Bob Pearson Signed-off-by: Jason Gunthorpe --- drivers/infiniband/sw/rxe/rxe_loc.h | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/infiniband/sw/rxe/rxe_loc.h') diff --git a/drivers/infiniband/sw/rxe/rxe_loc.h b/drivers/infiniband/sw/rxe/rxe_loc.h index 6e4b5e22541e..1ddb20855dee 100644 --- a/drivers/infiniband/sw/rxe/rxe_loc.h +++ b/drivers/infiniband/sw/rxe/rxe_loc.h @@ -87,6 +87,7 @@ struct rxe_mr *lookup_mr(struct rxe_pd *pd, int access, u32 key, int mr_check_range(struct rxe_mr *mr, u64 iova, size_t length); int advance_dma_data(struct rxe_dma_info *dma, unsigned int length); int rxe_invalidate_mr(struct rxe_qp *qp, u32 rkey); +int rxe_dereg_mr(struct ib_mr *ibmr, struct ib_udata *udata); void rxe_mr_cleanup(struct rxe_pool_entry *arg); /* rxe_mw.c */ -- cgit v1.2.3-59-g8ed1b