diff options
| author | Stefan Metzmacher <metze@samba.org> | 2025-05-28 19:01:39 +0300 |
|---|---|---|
| committer | Steve French <stfrench@microsoft.com> | 2025-06-04 02:42:47 +0300 |
| commit | dce8047f4725d4469c0813ff50c4115fc2d0b628 (patch) | |
| tree | b1109f40a310ced59bf1e7fb4895dc4ac3e6987f | |
| parent | c3011b9a7deaaaabdf955815d29eac39c8b75e67 (diff) | |
| download | linux-dce8047f4725d4469c0813ff50c4115fc2d0b628.tar.xz | |
smb: smbdirect: introduce smbdirect_socket_parameters
This is the next step in the direction of a common smbdirect layer.
Cc: Steve French <smfrench@gmail.com>
Cc: Tom Talpey <tom@talpey.com>
Cc: Long Li <longli@microsoft.com>
Cc: Namjae Jeon <linkinjeon@kernel.org>
Cc: Hyunchul Lee <hyc.lee@gmail.com>
Cc: Meetakshi Setiya <meetakshisetiyaoss@gmail.com>
Cc: linux-cifs@vger.kernel.org
Cc: samba-technical@lists.samba.org
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
| -rw-r--r-- | fs/smb/client/smbdirect.h | 1 | ||||
| -rw-r--r-- | fs/smb/common/smbdirect/smbdirect.h | 20 | ||||
| -rw-r--r-- | fs/smb/common/smbdirect/smbdirect_socket.h | 2 |
3 files changed, 23 insertions, 0 deletions
diff --git a/fs/smb/client/smbdirect.h b/fs/smb/client/smbdirect.h index 904c4e5b9e5c..3d325d73364a 100644 --- a/fs/smb/client/smbdirect.h +++ b/fs/smb/client/smbdirect.h @@ -15,6 +15,7 @@ #include <rdma/rdma_cm.h> #include <linux/mempool.h> +#include "../common/smbdirect/smbdirect.h" #include "../common/smbdirect/smbdirect_socket.h" extern int rdma_readwrite_threshold; diff --git a/fs/smb/common/smbdirect/smbdirect.h b/fs/smb/common/smbdirect/smbdirect.h index eedbdf0d0433..b9a385344ff3 100644 --- a/fs/smb/common/smbdirect/smbdirect.h +++ b/fs/smb/common/smbdirect/smbdirect.h @@ -14,4 +14,24 @@ struct smbdirect_buffer_descriptor_v1 { __le32 length; } __packed; +/* + * Connection parameters mostly from [MS-SMBD] 3.1.1.1 + * + * These are setup and negotiated at the beginning of a + * connection and remain constant unless explicitly changed. + * + * Some values are important for the upper layer. + */ +struct smbdirect_socket_parameters { + __u16 recv_credit_max; + __u16 send_credit_target; + __u32 max_send_size; + __u32 max_fragmented_send_size; + __u32 max_recv_size; + __u32 max_fragmented_recv_size; + __u32 max_read_write_size; + __u32 keepalive_interval_msec; + __u32 keepalive_timeout_msec; +} __packed; + #endif /* __FS_SMB_COMMON_SMBDIRECT_SMBDIRECT_H__ */ diff --git a/fs/smb/common/smbdirect/smbdirect_socket.h b/fs/smb/common/smbdirect/smbdirect_socket.h index 69a55561f91a..e5b15cc44a7b 100644 --- a/fs/smb/common/smbdirect/smbdirect_socket.h +++ b/fs/smb/common/smbdirect/smbdirect_socket.h @@ -36,6 +36,8 @@ struct smbdirect_socket { struct ib_qp *qp; struct ib_device *dev; } ib; + + struct smbdirect_socket_parameters parameters; }; #endif /* __FS_SMB_COMMON_SMBDIRECT_SMBDIRECT_SOCKET_H__ */ |