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authorShani Michaeli <shanim@mellanox.com>2013-02-06 16:19:13 +0000
committerRoland Dreier <roland@purestorage.com>2013-02-21 11:59:09 -0800
commit6b52a12bc3fc39053b5bac4d4927ec8d974f8f60 (patch)
treeee722399af38f19b84773e87a519b1da3d2d6268 /include/uapi
parent7083e42ee2ff43a11481e0e7211ec4f9ac68cb79 (diff)
downloadlinux-6b52a12bc3fc39053b5bac4d4927ec8d974f8f60.tar.bz2
IB/uverbs: Implement memory windows support in uverbs
The existing user/kernel uverbs API has IB_USER_VERBS_CMD_ALLOC/DEALLOC_MW. Implement these calls, along with destroying user memory windows during process cleanup. Signed-off-by: Haggai Eran <haggaie@mellanox.com> Signed-off-by: Shani Michaeli <shanim@mellanox.com> Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'include/uapi')
-rw-r--r--include/uapi/rdma/ib_user_verbs.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/include/uapi/rdma/ib_user_verbs.h b/include/uapi/rdma/ib_user_verbs.h
index 81aba3a73aa3..805711ea2005 100644
--- a/include/uapi/rdma/ib_user_verbs.h
+++ b/include/uapi/rdma/ib_user_verbs.h
@@ -261,6 +261,22 @@ struct ib_uverbs_dereg_mr {
__u32 mr_handle;
};
+struct ib_uverbs_alloc_mw {
+ __u64 response;
+ __u32 pd_handle;
+ __u8 mw_type;
+ __u8 reserved[3];
+};
+
+struct ib_uverbs_alloc_mw_resp {
+ __u32 mw_handle;
+ __u32 rkey;
+};
+
+struct ib_uverbs_dealloc_mw {
+ __u32 mw_handle;
+};
+
struct ib_uverbs_create_comp_channel {
__u64 response;
};