SMB2/SMB3 Copy offload support (refcopy) phase 1

[karo-tx-linux.git] / fs / cifs / cifsglob.h

diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index cfa14c80ef3b6a76f5a1cfe1de5c8a6878d988e3..a67cf12a1c01b873a6d824445e2d5c8eeca61258 100644 (file)
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -278,6 +278,8 @@ struct smb_version_operations {
        /* set attributes */
        int (*set_file_info)(struct inode *, const char *, FILE_BASIC_INFO *,
                             const unsigned int);
+       int (*set_compression)(const unsigned int, struct cifs_tcon *,
+                              struct cifsFileInfo *);
        /* check if we can send an echo or nor */
        bool (*can_echo)(struct TCP_Server_Info *);
        /* send echo request */
@@ -379,6 +381,9 @@ struct smb_version_operations {
        char * (*create_lease_buf)(u8 *, u8);
        /* parse lease context buffer and return oplock/epoch info */
        __u8 (*parse_lease_buf)(void *, unsigned int *);
+       int (*clone_range)(const unsigned int, struct cifsFileInfo *src_file,
+                       struct cifsFileInfo *target_file, u64 src_off, u64 len,
+                       u64 dest_off);
 };
 
 struct smb_version_values {
@@ -547,9 +552,6 @@ struct TCP_Server_Info {
        unsigned int max_rw;    /* maxRw specifies the maximum */
        /* message size the server can send or receive for */
        /* SMB_COM_WRITE_RAW or SMB_COM_READ_RAW. */
-       unsigned int max_vcs;   /* maximum number of smb sessions, at least
-                                  those that can be specified uniquely with
-                                  vcnumbers */
        unsigned int capabilities; /* selective disabling of caps by smb sess */
        int timeAdj;  /* Adjust for difference in server time zone in sec */
        __u64 CurrentMid;         /* multiplex id - rotating counter */
@@ -715,7 +717,6 @@ struct cifs_ses {
        enum statusEnum status;
        unsigned overrideSecFlg;  /* if non-zero override global sec flags */
        __u16 ipc_tid;          /* special tid for connection to IPC share */
-       __u16 vcnum;
        char *serverOS;         /* name of operating system underlying server */
        char *serverNOS;        /* name of network operating system of server */
        char *serverDomain;     /* security realm of server */
@@ -832,6 +833,8 @@ struct cifs_tcon {
        __u32 maximal_access;
        __u32 vol_serial_number;
        __le64 vol_create_time;
+       __u32 ss_flags;         /* sector size flags */
+       __u32 perf_sector_size; /* best sector size for perf */
 #endif /* CONFIG_CIFS_SMB2 */
 #ifdef CONFIG_CIFS_FSCACHE
        u64 resource_id;                /* server resource id */
@@ -1272,6 +1275,7 @@ struct dfs_info3_param {
 #define CIFS_FATTR_DELETE_PENDING      0x2
 #define CIFS_FATTR_NEED_REVAL          0x4
 #define CIFS_FATTR_INO_COLLISION       0x8
+#define CIFS_FATTR_UNKNOWN_NLINK       0x10
 
 struct cifs_fattr {
        u32             cf_flags;