From 87d8069f6b028793254ddd0a66df1d7b6d79b450 Mon Sep 17 00:00:00 2001 From: Moni Shoua Date: Wed, 15 Jan 2020 14:43:33 +0200 Subject: IB/core: Add interface to advise_mr for kernel users Allow ULPs to call advise_mr, so they can control ODP regions in the same way as user space applications. Signed-off-by: Moni Shoua Signed-off-by: Leon Romanovsky --- include/rdma/ib_verbs.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'include/rdma') diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 170d5ec95b79..e2cc62217cc2 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -4159,6 +4159,9 @@ static inline void ib_dma_free_coherent(struct ib_device *dev, struct ib_mr *ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, u64 virt_addr, int mr_access_flags); +/* ib_advise_mr - give an advice about an address range in a memory region */ +int ib_advise_mr(struct ib_pd *pd, enum ib_uverbs_advise_mr_advice advice, + u32 flags, struct ib_sge *sg_list, u32 num_sge); /** * ib_dereg_mr_user - Deregisters a memory region and removes it from the * HCA translation table. -- cgit v1.2.3-59-g8ed1b