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authorSean Hefty <sean.hefty@intel.com>2005-11-01 22:18:54 +0100
committerRoland Dreier <rolandd@cisco.com>2005-11-01 22:18:54 +0100
commit7b28b0d000eeb62d77add636f5d6eb0da04e48aa (patch)
tree184c63c9358b790f4dd3288ea24b8d0c7973247f /include/rdma
parent[IPoIB] cleanups: fix comment, remove useless variables (diff)
downloadlinux-7b28b0d000eeb62d77add636f5d6eb0da04e48aa.tar.xz
linux-7b28b0d000eeb62d77add636f5d6eb0da04e48aa.zip
[IB] ucm: 32/64 compatibility fixes
Fix structure layouts to ensure same size on 32-bit and 64-bit architectures. This permits 32-bit userspace apps on a 64-bit kernel. Signed-off-by: Sean Hefty <sean.hefty@intel.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'include/rdma')
-rw-r--r--include/rdma/ib_user_cm.h19
1 files changed, 13 insertions, 6 deletions
diff --git a/include/rdma/ib_user_cm.h b/include/rdma/ib_user_cm.h
index 3037588b8464..19be116047f6 100644
--- a/include/rdma/ib_user_cm.h
+++ b/include/rdma/ib_user_cm.h
@@ -38,7 +38,7 @@
#include <linux/types.h>
-#define IB_USER_CM_ABI_VERSION 3
+#define IB_USER_CM_ABI_VERSION 4
enum {
IB_USER_CM_CMD_CREATE_ID,
@@ -84,6 +84,7 @@ struct ib_ucm_create_id_resp {
struct ib_ucm_destroy_id {
__u64 response;
__u32 id;
+ __u32 reserved;
};
struct ib_ucm_destroy_id_resp {
@@ -93,6 +94,7 @@ struct ib_ucm_destroy_id_resp {
struct ib_ucm_attr_id {
__u64 response;
__u32 id;
+ __u32 reserved;
};
struct ib_ucm_attr_id_resp {
@@ -164,6 +166,7 @@ struct ib_ucm_listen {
__be64 service_id;
__be64 service_mask;
__u32 id;
+ __u32 reserved;
};
struct ib_ucm_establish {
@@ -219,7 +222,7 @@ struct ib_ucm_req {
__u8 rnr_retry_count;
__u8 max_cm_retries;
__u8 srq;
- __u8 reserved[1];
+ __u8 reserved[5];
};
struct ib_ucm_rep {
@@ -236,6 +239,7 @@ struct ib_ucm_rep {
__u8 flow_control;
__u8 rnr_retry_count;
__u8 srq;
+ __u8 reserved[4];
};
struct ib_ucm_info {
@@ -245,7 +249,7 @@ struct ib_ucm_info {
__u64 data;
__u8 info_len;
__u8 data_len;
- __u8 reserved[2];
+ __u8 reserved[6];
};
struct ib_ucm_mra {
@@ -273,6 +277,7 @@ struct ib_ucm_sidr_req {
__u16 pkey;
__u8 len;
__u8 max_cm_retries;
+ __u8 reserved[4];
};
struct ib_ucm_sidr_rep {
@@ -284,7 +289,7 @@ struct ib_ucm_sidr_rep {
__u64 data;
__u8 info_len;
__u8 data_len;
- __u8 reserved[2];
+ __u8 reserved[6];
};
/*
* event notification ABI structures.
@@ -295,7 +300,7 @@ struct ib_ucm_event_get {
__u64 info;
__u8 data_len;
__u8 info_len;
- __u8 reserved[2];
+ __u8 reserved[6];
};
struct ib_ucm_req_event_resp {
@@ -315,6 +320,7 @@ struct ib_ucm_req_event_resp {
__u8 rnr_retry_count;
__u8 srq;
__u8 port;
+ __u8 reserved[7];
};
struct ib_ucm_rep_event_resp {
@@ -329,7 +335,7 @@ struct ib_ucm_rep_event_resp {
__u8 flow_control;
__u8 rnr_retry_count;
__u8 srq;
- __u8 reserved[1];
+ __u8 reserved[5];
};
struct ib_ucm_rej_event_resp {
@@ -374,6 +380,7 @@ struct ib_ucm_event_resp {
__u32 id;
__u32 event;
__u32 present;
+ __u32 reserved;
union {
struct ib_ucm_req_event_resp req_resp;
struct ib_ucm_rep_event_resp rep_resp;