diff options
Diffstat (limited to 'fs/cifs/dir.c')
| -rw-r--r-- | fs/cifs/dir.c | 48 |
1 files changed, 42 insertions, 6 deletions
diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c index 3f3538d4a1f..c0f20fc0929 100644 --- a/fs/cifs/dir.c +++ b/fs/cifs/dir.c @@ -43,7 +43,7 @@ renew_parental_timestamps(struct dentry *direntry) /* Note: caller must free return buffer */ char * -build_path_from_dentry(struct dentry *direntry) +build_path_from_dentry(struct dentry *direntry, const struct cifs_sb_info *cifs_sb) { struct dentry *temp; int namelen = 0; @@ -74,7 +74,7 @@ cifs_bp_rename_retry: if (namelen < 0) { break; } else { - full_path[namelen] = '\\'; + full_path[namelen] = CIFS_DIR_SEP(cifs_sb); strncpy(full_path + namelen + 1, temp->d_name.name, temp->d_name.len); cFYI(0, (" name: %s ", full_path + namelen)); @@ -138,7 +138,7 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode, pTcon = cifs_sb->tcon; down(&direntry->d_sb->s_vfs_rename_sem); - full_path = build_path_from_dentry(direntry); + full_path = build_path_from_dentry(direntry, cifs_sb); up(&direntry->d_sb->s_vfs_rename_sem); if(full_path == NULL) { FreeXid(xid); @@ -209,7 +209,7 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode, CIFS_MOUNT_MAP_SPECIAL_CHR); } else { - /* BB implement via Windows security descriptors */ + /* BB implement mode setting via Windows security descriptors */ /* eg CIFSSMBWinSetPerms(xid,pTcon,full_path,mode,-1,-1,local_nls);*/ /* could set r/o dos attribute if mode & 0222 == 0 */ } @@ -299,7 +299,7 @@ int cifs_mknod(struct inode *inode, struct dentry *direntry, int mode, dev_t dev pTcon = cifs_sb->tcon; down(&direntry->d_sb->s_vfs_rename_sem); - full_path = build_path_from_dentry(direntry); + full_path = build_path_from_dentry(direntry, cifs_sb); up(&direntry->d_sb->s_vfs_rename_sem); if(full_path == NULL) rc = -ENOMEM; @@ -326,6 +326,42 @@ int cifs_mknod(struct inode *inode, struct dentry *direntry, int mode, dev_t dev if(rc == 0) d_instantiate(direntry, newinode); } + } else { + if(cifs_sb->mnt_cifs_flags & CIFS_MOUNT_UNX_EMUL) { + int oplock = 0; + u16 fileHandle; + FILE_ALL_INFO * buf; + + cFYI(1,("sfu compat create special file")); + + buf = kmalloc(sizeof(FILE_ALL_INFO),GFP_KERNEL); + if(buf == NULL) { + kfree(full_path); + FreeXid(xid); + return -ENOMEM; + } + + rc = CIFSSMBOpen(xid, pTcon, full_path, + FILE_CREATE, /* fail if exists */ + GENERIC_WRITE /* BB would + WRITE_OWNER | WRITE_DAC be better? */, + /* Create a file and set the + file attribute to SYSTEM */ + CREATE_NOT_DIR | CREATE_OPTION_SPECIAL, + &fileHandle, &oplock, buf, + cifs_sb->local_nls, + cifs_sb->mnt_cifs_flags & + CIFS_MOUNT_MAP_SPECIAL_CHR); + + if(!rc) { + /* BB Do not bother to decode buf since no + local inode yet to put timestamps in */ + CIFSSMBClose(xid, pTcon, fileHandle); + d_drop(direntry); + } + kfree(buf); + /* add code here to set EAs */ + } } kfree(full_path); @@ -360,7 +396,7 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry, struct name /* can not grab the rename sem here since it would deadlock in the cases (beginning of sys_rename itself) in which we already have the sb rename sem */ - full_path = build_path_from_dentry(direntry); + full_path = build_path_from_dentry(direntry, cifs_sb); if(full_path == NULL) { FreeXid(xid); return ERR_PTR(-ENOMEM); |