diff options
| author | Hyunchul Lee <hyc.lee@gmail.com> | 2022-04-30 01:30:25 +0200 |
|---|---|---|
| committer | Steve French <stfrench@microsoft.com> | 2022-05-21 22:01:19 +0200 |
| commit | 1807abcf8778bcbbf584fe54da9ccbe9029c49bb (patch) | |
| tree | 1db1907423b4ecaa2735fae419b7f2495bcc22dc /fs/ksmbd/transport_rdma.c | |
| parent | ksmbd: validate length in smb2_write() (diff) | |
| download | linux-1807abcf8778bcbbf584fe54da9ccbe9029c49bb.tar.xz linux-1807abcf8778bcbbf584fe54da9ccbe9029c49bb.zip | |
ksmbd: smbd: change prototypes of RDMA read/write related functions
Change the prototypes of RDMA read/write
operations to accept a pointer and length
of buffer descriptors.
Signed-off-by: Hyunchul Lee <hyc.lee@gmail.com>
Acked-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
Diffstat (limited to 'fs/ksmbd/transport_rdma.c')
| -rw-r--r-- | fs/ksmbd/transport_rdma.c | 30 |
1 files changed, 17 insertions, 13 deletions
diff --git a/fs/ksmbd/transport_rdma.c b/fs/ksmbd/transport_rdma.c index e646d79554b8..5e34625b5faf 100644 --- a/fs/ksmbd/transport_rdma.c +++ b/fs/ksmbd/transport_rdma.c @@ -1351,14 +1351,18 @@ static void write_done(struct ib_cq *cq, struct ib_wc *wc) read_write_done(cq, wc, DMA_TO_DEVICE); } -static int smb_direct_rdma_xmit(struct smb_direct_transport *t, void *buf, - int buf_len, u32 remote_key, u64 remote_offset, - u32 remote_len, bool is_read) +static int smb_direct_rdma_xmit(struct smb_direct_transport *t, + void *buf, int buf_len, + struct smb2_buffer_desc_v1 *desc, + unsigned int desc_len, + bool is_read) { struct smb_direct_rdma_rw_msg *msg; int ret; DECLARE_COMPLETION_ONSTACK(completion); struct ib_send_wr *first_wr = NULL; + u32 remote_key = le32_to_cpu(desc[0].token); + u64 remote_offset = le64_to_cpu(desc[0].offset); ret = wait_for_credits(t, &t->wait_rw_avail_ops, &t->rw_avail_ops); if (ret < 0) @@ -1423,22 +1427,22 @@ err: return ret; } -static int smb_direct_rdma_write(struct ksmbd_transport *t, void *buf, - unsigned int buflen, u32 remote_key, - u64 remote_offset, u32 remote_len) +static int smb_direct_rdma_write(struct ksmbd_transport *t, + void *buf, unsigned int buflen, + struct smb2_buffer_desc_v1 *desc, + unsigned int desc_len) { return smb_direct_rdma_xmit(smb_trans_direct_transfort(t), buf, buflen, - remote_key, remote_offset, - remote_len, false); + desc, desc_len, false); } -static int smb_direct_rdma_read(struct ksmbd_transport *t, void *buf, - unsigned int buflen, u32 remote_key, - u64 remote_offset, u32 remote_len) +static int smb_direct_rdma_read(struct ksmbd_transport *t, + void *buf, unsigned int buflen, + struct smb2_buffer_desc_v1 *desc, + unsigned int desc_len) { return smb_direct_rdma_xmit(smb_trans_direct_transfort(t), buf, buflen, - remote_key, remote_offset, - remote_len, true); + desc, desc_len, true); } static void smb_direct_disconnect(struct ksmbd_transport *t) |