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Merge git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6

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* git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6:
  cifs: don't use CIFSGetSrvInodeNumber in is_path_accessible
  cifs: clean up handling when server doesn't consistently support inode numbers
This commit is contained in:
Linus Torvalds 2009-11-09 09:50:15 -08:00
commit 413623e707
5 changed files with 21 additions and 16 deletions
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1
fs/cifs/cifsproto.h
View File

@ -388,4 +388,5 @@ extern int CIFSSMBSetPosixACL(const int xid, struct cifsTconInfo *tcon,
const struct nls_table *nls_codepage, int remap_special_chars);
extern int CIFSGetExtAttr(const int xid, struct cifsTconInfo *tcon,
const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb);
#endif /* _CIFSPROTO_H */

8
fs/cifs/connect.c
View File

@ -2220,16 +2220,8 @@ is_path_accessible(int xid, struct cifsTconInfo *tcon,
struct cifs_sb_info *cifs_sb, const char *full_path)
{
int rc;
__u64 inode_num;
FILE_ALL_INFO *pfile_info;
rc = CIFSGetSrvInodeNumber(xid, tcon, full_path, &inode_num,
cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
if (rc != -EOPNOTSUPP)
return rc;
pfile_info = kmalloc(sizeof(FILE_ALL_INFO), GFP_KERNEL);
if (pfile_info == NULL)
return -ENOMEM;

7
fs/cifs/inode.c
View File

@ -512,13 +512,10 @@ int cifs_get_inode_info(struct inode **pinode,
cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
if (rc1) {
if (rc1 || !fattr.cf_uniqueid) {
cFYI(1, ("GetSrvInodeNum rc %d", rc1));
fattr.cf_uniqueid = iunique(sb, ROOT_I);
/* disable serverino if call not supported */
if (rc1 == -EINVAL)
cifs_sb->mnt_cifs_flags &=
~CIFS_MOUNT_SERVER_INUM;
cifs_autodisable_serverino(cifs_sb);
}
} else {
fattr.cf_uniqueid = iunique(sb, ROOT_I);

14
fs/cifs/misc.c
View File

@ -715,3 +715,17 @@ cifsConvertToUCS(__le16 *target, const char *source, int maxlen,
ctoUCS_out:
return i;
}
void
cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb)
{
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SERVER_INUM) {
cifs_sb->mnt_cifs_flags &= CIFS_MOUNT_SERVER_INUM;
cERROR(1, ("Autodisabling the use of server inode numbers on "
"%s. This server doesn't seem to support them "
"properly. Hardlinks will not be recognized on this "
"mount. Consider mounting with the \"noserverino\" "
"option to silence this message.",
cifs_sb->tcon->treeName));
}
}

7
fs/cifs/readdir.c
View File

@ -727,11 +727,12 @@ static int cifs_filldir(char *pfindEntry, struct file *file, filldir_t filldir,
cifs_dir_info_to_fattr(&fattr, (FILE_DIRECTORY_INFO *)
pfindEntry, cifs_sb);
/* FIXME: make _to_fattr functions fill this out */
if (pCifsF->srch_inf.info_level == SMB_FIND_FILE_ID_FULL_DIR_INFO)
if (inum && (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SERVER_INUM)) {
fattr.cf_uniqueid = inum;
else
} else {
fattr.cf_uniqueid = iunique(sb, ROOT_I);
cifs_autodisable_serverino(cifs_sb);
}
ino = cifs_uniqueid_to_ino_t(fattr.cf_uniqueid);
tmp_dentry = cifs_readdir_lookup(file->f_dentry, &qstring, &fattr);