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smb: smbdirect: add smbdirect_socket.h

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This abstracts the common smbdirect layer.

Currently with just a few things in it,
but that will change over time until everything is
in common.

Will be used in client and server in the next commits

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>
This commit is contained in:
Stefan Metzmacher 2025-05-28 18:01:36 +02:00 committed by Steve French
parent 21604ed608
commit 22234e37d7
1 changed files with 41 additions and 0 deletions
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41
fs/smb/common/smbdirect/smbdirect_socket.h Normal file
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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (c) 2025 Stefan Metzmacher
*/
#ifndef __FS_SMB_COMMON_SMBDIRECT_SMBDIRECT_SOCKET_H__
#define __FS_SMB_COMMON_SMBDIRECT_SMBDIRECT_SOCKET_H__
enum smbdirect_socket_status {
SMBDIRECT_SOCKET_CREATED,
SMBDIRECT_SOCKET_CONNECTING,
SMBDIRECT_SOCKET_CONNECTED,
SMBDIRECT_SOCKET_NEGOTIATE_FAILED,
SMBDIRECT_SOCKET_DISCONNECTING,
SMBDIRECT_SOCKET_DISCONNECTED,
SMBDIRECT_SOCKET_DESTROYED
};
struct smbdirect_socket {
enum smbdirect_socket_status status;
/* RDMA related */
struct {
struct rdma_cm_id *cm_id;
} rdma;
/* IB verbs related */
struct {
struct ib_pd *pd;
struct ib_cq *send_cq;
struct ib_cq *recv_cq;
/*
* shortcuts for rdma.cm_id->{qp,device};
*/
struct ib_qp *qp;
struct ib_device *dev;
} ib;
};
#endif /* __FS_SMB_COMMON_SMBDIRECT_SMBDIRECT_SOCKET_H__ */