because the is no difference here. This also adds support of prefixpath mount option for SMB2.
Signed-off-by: Pavel Shilovsky <[email protected]> --- fs/cifs/cifsfs.c | 4 ++-- fs/cifs/cifsglob.h | 12 ------------ fs/cifs/cifsproto.h | 3 +++ fs/cifs/connect.c | 12 ++++++++---- fs/cifs/dir.c | 31 +++++++++++++++++++++++++++++++ fs/cifs/smb1ops.c | 32 -------------------------------- fs/cifs/smb2ops.c | 18 ------------------ 7 files changed, 44 insertions(+), 68 deletions(-) diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index 5e62f44..c6e32f2 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -539,8 +539,8 @@ cifs_get_root(struct smb_vol *vol, struct super_block *sb) char *s, *p; char sep; - full_path = build_path_to_root(vol, cifs_sb, - cifs_sb_master_tcon(cifs_sb)); + full_path = cifs_build_path_to_root(vol, cifs_sb, + cifs_sb_master_tcon(cifs_sb)); if (full_path == NULL) return ERR_PTR(-ENOMEM); diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index a487e34..28e0bee 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -280,9 +280,6 @@ struct smb_version_operations { /* set attributes */ int (*set_file_info)(struct inode *, const char *, FILE_BASIC_INFO *, const unsigned int); - /* build a full path to the root of the mount */ - char * (*build_path_to_root)(struct smb_vol *, struct cifs_sb_info *, - struct cifs_tcon *); /* check if we can send an echo or nor */ bool (*can_echo)(struct TCP_Server_Info *); /* send echo request */ @@ -1093,15 +1090,6 @@ convert_delimiter(char *path, char delim) } } -static inline char * -build_path_to_root(struct smb_vol *vol, struct cifs_sb_info *cifs_sb, - struct cifs_tcon *tcon) -{ - if (!vol->ops->build_path_to_root) - return NULL; - return vol->ops->build_path_to_root(vol, cifs_sb, tcon); -} - #ifdef CONFIG_CIFS_STATS #define cifs_stats_inc atomic_inc diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h index 36342a8..7e1562d 100644 --- a/fs/cifs/cifsproto.h +++ b/fs/cifs/cifsproto.h @@ -58,6 +58,9 @@ do { \ } while (0) extern int init_cifs_idmap(void); extern void exit_cifs_idmap(void); +extern char *cifs_build_path_to_root(struct smb_vol *vol, + struct cifs_sb_info *cifs_sb, + struct cifs_tcon *tcon); extern char *build_path_from_dentry(struct dentry *); extern char *build_wildcard_path_from_dentry(struct dentry *direntry); extern char *cifs_compose_mount_options(const char *sb_mountdata, diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index 5c670b9..5563681 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -3280,8 +3280,10 @@ cifs_cleanup_volume_info(struct smb_vol *volume_info) #ifdef CONFIG_CIFS_DFS_UPCALL -/* build_path_to_root returns full path to root when - * we do not have an exiting connection (tcon) */ +/* + * cifs_build_path_to_root returns full path to root when we do not have an + * exiting connection (tcon) + */ static char * build_unc_path_to_root(const struct smb_vol *vol, const struct cifs_sb_info *cifs_sb) @@ -3537,8 +3539,10 @@ remote_path_check: rc = -ENOSYS; goto mount_fail_check; } - /* build_path_to_root works only when we have a valid tcon */ - full_path = build_path_to_root(volume_info, cifs_sb, tcon); + /* + * cifs_build_path_to_root works only when we have a valid tcon + */ + full_path = cifs_build_path_to_root(volume_info, cifs_sb, tcon); if (full_path == NULL) { rc = -ENOMEM; goto mount_fail_check; diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c index 06be419..8edd950 100644 --- a/fs/cifs/dir.c +++ b/fs/cifs/dir.c @@ -44,6 +44,37 @@ renew_parental_timestamps(struct dentry *direntry) } while (!IS_ROOT(direntry)); } +char * +cifs_build_path_to_root(struct smb_vol *vol, struct cifs_sb_info *cifs_sb, + struct cifs_tcon *tcon) +{ + int pplen = vol->prepath ? strlen(vol->prepath) : 0; + int dfsplen; + char *full_path = NULL; + + /* if no prefix path, simply set path to the root of share to "" */ + if (pplen == 0) { + full_path = kzalloc(1, GFP_KERNEL); + return full_path; + } + + if (tcon->Flags & SMB_SHARE_IS_IN_DFS) + dfsplen = strnlen(tcon->treeName, MAX_TREE_SIZE + 1); + else + dfsplen = 0; + + full_path = kmalloc(dfsplen + pplen + 1, GFP_KERNEL); + if (full_path == NULL) + return full_path; + + if (dfsplen) + strncpy(full_path, tcon->treeName, dfsplen); + strncpy(full_path + dfsplen, vol->prepath, pplen); + convert_delimiter(full_path, CIFS_DIR_SEP(cifs_sb)); + full_path[dfsplen + pplen] = 0; /* add trailing null */ + return full_path; +} + /* Note: caller must free return buffer */ char * build_path_from_dentry(struct dentry *direntry) diff --git a/fs/cifs/smb1ops.c b/fs/cifs/smb1ops.c index 83c2d1e..77295f2 100644 --- a/fs/cifs/smb1ops.c +++ b/fs/cifs/smb1ops.c @@ -575,37 +575,6 @@ cifs_query_file_info(const unsigned int xid, struct cifs_tcon *tcon, return CIFSSMBQFileInfo(xid, tcon, fid->netfid, data); } -static char * -cifs_build_path_to_root(struct smb_vol *vol, struct cifs_sb_info *cifs_sb, - struct cifs_tcon *tcon) -{ - int pplen = vol->prepath ? strlen(vol->prepath) : 0; - int dfsplen; - char *full_path = NULL; - - /* if no prefix path, simply set path to the root of share to "" */ - if (pplen == 0) { - full_path = kzalloc(1, GFP_KERNEL); - return full_path; - } - - if (tcon->Flags & SMB_SHARE_IS_IN_DFS) - dfsplen = strnlen(tcon->treeName, MAX_TREE_SIZE + 1); - else - dfsplen = 0; - - full_path = kmalloc(dfsplen + pplen + 1, GFP_KERNEL); - if (full_path == NULL) - return full_path; - - if (dfsplen) - strncpy(full_path, tcon->treeName, dfsplen); - strncpy(full_path + dfsplen, vol->prepath, pplen); - convert_delimiter(full_path, CIFS_DIR_SEP(cifs_sb)); - full_path[dfsplen + pplen] = 0; /* add trailing null */ - return full_path; -} - static void cifs_clear_stats(struct cifs_tcon *tcon) { @@ -945,7 +914,6 @@ struct smb_version_operations smb1_operations = { .set_path_size = CIFSSMBSetEOF, .set_file_size = CIFSSMBSetFileSize, .set_file_info = smb_set_file_info, - .build_path_to_root = cifs_build_path_to_root, .echo = CIFSSMBEcho, .mkdir = CIFSSMBMkDir, .mkdir_setinfo = cifs_mkdir_setinfo, diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index 94ac152..96e2a1b 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -263,23 +263,6 @@ smb2_query_file_info(const unsigned int xid, struct cifs_tcon *tcon, return rc; } -static char * -smb2_build_path_to_root(struct smb_vol *vol, struct cifs_sb_info *cifs_sb, - struct cifs_tcon *tcon) -{ - int pplen = vol->prepath ? strlen(vol->prepath) : 0; - char *full_path = NULL; - - /* if no prefix path, simply set path to the root of share to "" */ - if (pplen == 0) { - full_path = kzalloc(2, GFP_KERNEL); - return full_path; - } - - cERROR(1, "prefixpath is not supported for SMB2 now"); - return NULL; -} - static bool smb2_can_echo(struct TCP_Server_Info *server) { @@ -615,7 +598,6 @@ struct smb_version_operations smb21_operations = { .set_path_size = smb2_set_path_size, .set_file_size = smb2_set_file_size, .set_file_info = smb2_set_file_info, - .build_path_to_root = smb2_build_path_to_root, .mkdir = smb2_mkdir, .mkdir_setinfo = smb2_mkdir_setinfo, .rmdir = smb2_rmdir, -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe linux-cifs" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
