int oplock = FALSE;
__u16 netfid;
struct cifsTconInfo *pTcon = cifs_sb->tcon;
- char buf[8];
+ char buf[24];
unsigned int bytes_read;
char * pbuf;
cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
if (rc==0) {
+ int buf_type = CIFS_NO_BUFFER;
/* Read header */
rc = CIFSSMBRead(xid, pTcon,
netfid,
- 8 /* length */, 0 /* offset */,
- &bytes_read, &pbuf);
- if((rc == 0) && (bytes_read == 8)) {
+ 24 /* length */, 0 /* offset */,
+ &bytes_read, &pbuf, &buf_type);
+ if((rc == 0) && (bytes_read >= 8)) {
if(memcmp("IntxBLK", pbuf, 8) == 0) {
cFYI(1,("Block device"));
inode->i_mode |= S_IFBLK;
+ if(bytes_read == 24) {
+ /* we have enough to decode dev num */
+ __u64 mjr; /* major */
+ __u64 mnr; /* minor */
+ mjr = le64_to_cpu(*(__le64 *)(pbuf+8));
+ mnr = le64_to_cpu(*(__le64 *)(pbuf+16));
+ inode->i_rdev = MKDEV(mjr, mnr);
+ }
} else if(memcmp("IntxCHR", pbuf, 8) == 0) {
cFYI(1,("Char device"));
inode->i_mode |= S_IFCHR;
+ if(bytes_read == 24) {
+ /* we have enough to decode dev num */
+ __u64 mjr; /* major */
+ __u64 mnr; /* minor */
+ mjr = le64_to_cpu(*(__le64 *)(pbuf+8));
+ mnr = le64_to_cpu(*(__le64 *)(pbuf+16));
+ inode->i_rdev = MKDEV(mjr, mnr);
+ }
} else if(memcmp("IntxLNK", pbuf, 7) == 0) {
cFYI(1,("Symlink"));
inode->i_mode |= S_IFLNK;
- }
+ } else {
+ inode->i_mode |= S_IFREG; /* file? */
+ rc = -EOPNOTSUPP;
+ }
} else {
inode->i_mode |= S_IFREG; /* then it is a file */
rc = -EOPNOTSUPP; /* or some unknown SFU type */
- }
-
+ }
CIFSSMBClose(xid, pTcon, netfid);
-
-
- /* inode->i_rdev = MKDEV(le64_to_cpu(DevMajor),
- le64_to_cpu(DevMinor) & MINORMASK);*/
-/* inode->i_mode |= S_IFBLK; */
}
return rc;
return (int)rc;
else if (rc > 3) {
mode = le32_to_cpu(*((__le32 *)ea_value));
+ inode->i_mode &= ~SFBITS_MASK;
cFYI(1,("special bits 0%o org mode 0%o", mode, inode->i_mode));
inode->i_mode = (mode & SFBITS_MASK) | inode->i_mode;
cFYI(1,("special mode bits 0%o", mode));
char *full_path = NULL;
struct inode *newinode = NULL;
- cFYI(1, ("In cifs_mkdir, mode = 0x%x inode = 0x%p ", mode, inode));
+ cFYI(1, ("In cifs_mkdir, mode = 0x%x inode = 0x%p", mode, inode));
xid = GetXid();
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SET_UID) {
CIFSSMBUnixSetPerms(xid, pTcon, full_path,
mode,
- (__u64)current->euid,
- (__u64)current->egid,
+ (__u64)current->fsuid,
+ (__u64)current->fsgid,
0 /* dev_t */,
cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags &
/* BB to be implemented via Windows secrty descriptors
eg CIFSSMBWinSetPerms(xid, pTcon, full_path, mode,
-1, -1, local_nls); */
+ if(direntry->d_inode) {
+ direntry->d_inode->i_mode = mode;
+ direntry->d_inode->i_mode |= S_IFDIR;
+ if(cifs_sb->mnt_cifs_flags &
+ CIFS_MOUNT_SET_UID) {
+ direntry->d_inode->i_uid =
+ current->fsuid;
+ direntry->d_inode->i_gid =
+ current->fsgid;
+ }
+ }
}
}
kfree(full_path);
}
/* can not grab this sem since kernel filesys locking documentation
- indicates i_sem may be taken by the kernel on lookup and rename
- which could deadlock if we grab the i_sem here as well */
-/* down(&direntry->d_inode->i_sem);*/
+ indicates i_mutex may be taken by the kernel on lookup and rename
+ which could deadlock if we grab the i_mutex here as well */
+/* mutex_lock(&direntry->d_inode->i_mutex);*/
/* need to write out dirty pages here */
if (direntry->d_inode->i_mapping) {
/* do we need to lock inode until after invalidate completes
filemap_fdatawrite(direntry->d_inode->i_mapping);
}
if (invalidate_inode) {
- if (direntry->d_inode->i_mapping)
- filemap_fdatawait(direntry->d_inode->i_mapping);
- /* may eventually have to do this for open files too */
- if (list_empty(&(cifsInode->openFileList))) {
- /* Has changed on server - flush read ahead pages */
- cFYI(1, ("Invalidating read ahead data on "
- "closed file"));
- invalidate_remote_inode(direntry->d_inode);
+ /* shrink_dcache not necessary now that cifs dentry ops
+ are exported for negative dentries */
+/* if(S_ISDIR(direntry->d_inode->i_mode))
+ shrink_dcache_parent(direntry); */
+ if (S_ISREG(direntry->d_inode->i_mode)) {
+ if (direntry->d_inode->i_mapping)
+ filemap_fdatawait(direntry->d_inode->i_mapping);
+ /* may eventually have to do this for open files too */
+ if (list_empty(&(cifsInode->openFileList))) {
+ /* changed on server - flush read ahead pages */
+ cFYI(1, ("Invalidating read ahead data on "
+ "closed file"));
+ invalidate_remote_inode(direntry->d_inode);
+ }
}
}
-/* up(&direntry->d_inode->i_sem); */
+/* mutex_unlock(&direntry->d_inode->i_mutex); */
kfree(full_path);
FreeXid(xid);
cFYI(1, ("In cifs_setattr, name = %s attrs->iavalid 0x%x ",
direntry->d_name.name, attrs->ia_valid));
+
cifs_sb = CIFS_SB(direntry->d_inode->i_sb);
pTcon = cifs_sb->tcon;
+ if ((cifs_sb->mnt_cifs_flags & CIFS_MOUNT_NO_PERM) == 0) {
+ /* check if we have permission to change attrs */
+ rc = inode_change_ok(direntry->d_inode, attrs);
+ if(rc < 0) {
+ FreeXid(xid);
+ return rc;
+ } else
+ rc = 0;
+ }
+
down(&direntry->d_sb->s_vfs_rename_sem);
full_path = build_path_from_dentry(direntry);
up(&direntry->d_sb->s_vfs_rename_sem);
/* BB check if we need to refresh inode from server now ? BB */
/* need to flush data before changing file size on server */
- filemap_fdatawrite(direntry->d_inode->i_mapping);
- filemap_fdatawait(direntry->d_inode->i_mapping);
+ filemap_write_and_wait(direntry->d_inode->i_mapping);
if (attrs->ia_valid & ATTR_SIZE) {
/* To avoid spurious oplock breaks from server, in the case of
1 /* 45 seconds */);
cFYI(1,("Wrt seteof rc %d", rc));
}
- }
+ } else
+ rc = -EINVAL;
+
if (rc != 0) {
/* Set file size by pathname rather than by handle
either because no valid, writeable file handle for
cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
else if (attrs->ia_valid & ATTR_MODE) {
+ rc = 0;
if ((mode & S_IWUGO) == 0) /* not writeable */ {
if ((cifsInode->cifsAttrs & ATTR_READONLY) == 0)
time_buf.Attributes =