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authorStefan Metzmacher <metze@samba.org>2025-09-20 23:14:15 +0200
committerSteve French <stfrench@microsoft.com>2026-04-15 21:58:19 -0500
commit822b1f296a4a230425464a7e42a7f180990aed5d (patch)
treed8392465beb41f2788faf7be97b9a16d6bab770f /fs/smb/common
parent5fe03dd0c52094a2673b829af0f432bab038edcc (diff)
downloadlwn-822b1f296a4a230425464a7e42a7f180990aed5d.tar.gz
lwn-822b1f296a4a230425464a7e42a7f180990aed5d.zip
smb: smbdirect: define SMBDIRECT_RDMA_CM_[RNR_]RETRY
These are copies of {SMBD,SMB_DIRECT}_CM_[RNR_]RETRY. 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: linux-cifs@vger.kernel.org Cc: samba-technical@lists.samba.org Signed-off-by: Stefan Metzmacher <metze@samba.org> Acked-by: Namjae Jeon <linkinjeon@kernel.org> Signed-off-by: Steve French <stfrench@microsoft.com>
Diffstat (limited to 'fs/smb/common')
-rw-r--r--fs/smb/common/smbdirect/smbdirect_socket.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/smb/common/smbdirect/smbdirect_socket.h b/fs/smb/common/smbdirect/smbdirect_socket.h
index 36e6822c3795..dec91a102622 100644
--- a/fs/smb/common/smbdirect/smbdirect_socket.h
+++ b/fs/smb/common/smbdirect/smbdirect_socket.h
@@ -749,4 +749,13 @@ static inline size_t smbdirect_get_buf_page_count(const void *buf, size_t size)
(uintptr_t)buf / PAGE_SIZE;
}
+/*
+ * Maximum number of retries on data transfer operations
+ */
+#define SMBDIRECT_RDMA_CM_RETRY 6
+/*
+ * No need to retry on Receiver Not Ready since SMB_DIRECT manages credits
+ */
+#define SMBDIRECT_RDMA_CM_RNR_RETRY 0
+
#endif /* __FS_SMB_COMMON_SMBDIRECT_SMBDIRECT_SOCKET_H__ */