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| author | Jason Gunthorpe <jgg@mellanox.com> | 2018-11-25 21:51:16 +0300 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-11-27 02:48:07 +0300 |
| commit | 669dac1e00c50a65cb8ecf08862c3c9dd7a29a98 (patch) | |
| tree | 9ff3e1d2931f80dbfd99dc24fe5083b1085a525b /include/rdma | |
| parent | 15a1b4becba886176aa1426604548c34904fd054 (diff) | |
| download | linux-669dac1e00c50a65cb8ecf08862c3c9dd7a29a98.tar.xz | |
RDMA/uverbs: Add structure size info to write commands
We need the structure sizes to compute the location of the udata in the
core code. Annotate the sizes into the new macro language.
This is generated largely by script and checked by comparing against the
similar list in rdma-core.
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Diffstat (limited to 'include/rdma')
| -rw-r--r-- | include/rdma/uverbs_ioctl.h | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/include/rdma/uverbs_ioctl.h b/include/rdma/uverbs_ioctl.h index e0b1a77b1c2c..7bed0bb4211c 100644 --- a/include/rdma/uverbs_ioctl.h +++ b/include/rdma/uverbs_ioctl.h @@ -360,8 +360,12 @@ struct uapi_definition { u16 object_id; } object_start; struct { - u8 is_ex; u16 command_num; + u8 is_ex:1; + u8 has_udata:1; + u8 has_resp:1; + u8 req_size; + u8 resp_size; } write; }; @@ -388,22 +392,24 @@ struct uapi_definition { ##__VA_ARGS__ /* Use in a var_args of DECLARE_UVERBS_OBJECT */ -#define DECLARE_UVERBS_WRITE(_command_num, _func, ...) \ +#define DECLARE_UVERBS_WRITE(_command_num, _func, _cmd_desc, ...) \ { \ .kind = UAPI_DEF_WRITE, \ .scope = UAPI_SCOPE_OBJECT, \ .write = { .is_ex = 0, .command_num = _command_num }, \ .func_write = _func, \ + _cmd_desc, \ }, \ ##__VA_ARGS__ /* Use in a var_args of DECLARE_UVERBS_OBJECT */ -#define DECLARE_UVERBS_WRITE_EX(_command_num, _func, ...) \ +#define DECLARE_UVERBS_WRITE_EX(_command_num, _func, _cmd_desc, ...) \ { \ .kind = UAPI_DEF_WRITE, \ .scope = UAPI_SCOPE_OBJECT, \ .write = { .is_ex = 1, .command_num = _command_num }, \ .func_write_ex = _func, \ + _cmd_desc, \ }, \ ##__VA_ARGS__ |