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authorLi Zhijian <lizhijian@fujitsu.com>2022-12-06 16:01:54 +0300
committerJason Gunthorpe <jgg@nvidia.com>2022-12-10 02:36:01 +0300
commit668ce52d5eef477c0def757610768a1a3ccc9785 (patch)
treef265a83466d054ac6e631ed1be75b8d1b23b57c4
parent208e3a134b50d95ea3962d7a37b4d8a8f5368376 (diff)
downloadlinux-668ce52d5eef477c0def757610768a1a3ccc9785.tar.xz
RDMA/rxe: Extend rxe user ABI to support flush
This commit extends the rxe user ABI to support the flush operation defined in IBA A19.4.1. These changes are backward compatible with the existing rxe user ABI. The user API request a flush by filling this structure. Link: https://lore.kernel.org/r/20221206130201.30986-4-lizhijian@fujitsu.com Reviewed-by: Zhu Yanjun <zyjzyj2000@gmail.com> Signed-off-by: Li Zhijian <lizhijian@fujitsu.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
-rw-r--r--include/uapi/rdma/rdma_user_rxe.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/uapi/rdma/rdma_user_rxe.h b/include/uapi/rdma/rdma_user_rxe.h
index d20d1ecf046f..bb092fccb813 100644
--- a/include/uapi/rdma/rdma_user_rxe.h
+++ b/include/uapi/rdma/rdma_user_rxe.h
@@ -84,6 +84,13 @@ struct rxe_send_wr {
union {
struct {
__aligned_u64 remote_addr;
+ __u32 length;
+ __u32 rkey;
+ __u8 type;
+ __u8 level;
+ } flush;
+ struct {
+ __aligned_u64 remote_addr;
__u32 rkey;
__u32 reserved;
} rdma;