Opt_forcegid, Opt_noforcegid,
Opt_noblocksend, Opt_noautotune,
Opt_hard, Opt_soft, Opt_perm, Opt_noperm,
+ Opt_mapposix, Opt_nomapposix,
Opt_mapchars, Opt_nomapchars, Opt_sfu,
Opt_nosfu, Opt_nodfs, Opt_posixpaths,
Opt_noposixpaths, Opt_nounix,
{ Opt_soft, "soft" },
{ Opt_perm, "perm" },
{ Opt_noperm, "noperm" },
- { Opt_mapchars, "mapchars" },
+ { Opt_mapchars, "mapchars" }, /* SFU style */
{ Opt_nomapchars, "nomapchars" },
+ { Opt_mapposix, "mapposix" }, /* SFM style */
+ { Opt_nomapposix, "nomapposix" },
{ Opt_sfu, "sfu" },
{ Opt_nosfu, "nosfu" },
{ Opt_nodfs, "nodfs" },
vol->linux_uid = current_uid();
vol->linux_gid = current_gid();
+ /*
+ * default to SFM style remapping of seven reserved characters
+ * unless user overrides it or we negotiate CIFS POSIX where
+ * it is unnecessary. Can not simultaneously use more than one mapping
+ * since then readdir could list files that open could not open
+ */
+ vol->remap = true;
+
/* default to only allowing write access to owner of the mount */
vol->dir_mode = vol->file_mode = S_IRUGO | S_IXUGO | S_IWUSR;
vol->noperm = 1;
break;
case Opt_mapchars:
- vol->remap = 1;
+ vol->sfu_remap = true;
+ vol->remap = false; /* disable SFM mapping */
break;
case Opt_nomapchars:
- vol->remap = 0;
+ vol->sfu_remap = false;
+ break;
+ case Opt_mapposix:
+ vol->remap = true;
+ vol->sfu_remap = false; /* disable SFU mapping */
+ break;
+ case Opt_nomapposix:
+ vol->remap = false;
break;
case Opt_sfu:
vol->sfu_emul = 1;
if (pvolume_info->server_ino)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_SERVER_INUM;
if (pvolume_info->remap)
+ cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_MAP_SFM_CHR;
+ if (pvolume_info->sfu_remap)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_MAP_SPECIAL_CHR;
if (pvolume_info->no_xattr)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_NO_XATTR;
}
if (pvolume_info->mfsymlinks) {
if (pvolume_info->sfu_emul) {
- cifs_dbg(VFS, "mount option mfsymlinks ignored if sfu mount option is used\n");
- } else {
- cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_MF_SYMLINKS;
+ /*
+ * Our SFU ("Services for Unix" emulation does not allow
+ * creating symlinks but does allow reading existing SFU
+ * symlinks (it does allow both creating and reading SFU
+ * style mknod and FIFOs though). When "mfsymlinks" and
+ * "sfu" are both enabled at the same time, it allows
+ * reading both types of symlinks, but will only create
+ * them with mfsymlinks format. This allows better
+ * Apple compatibility (probably better for Samba too)
+ * while still recognizing old Windows style symlinks.
+ */
+ cifs_dbg(VFS, "mount options mfsymlinks and sfu both enabled\n");
}
+ cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_MF_SYMLINKS;
}
if ((pvolume_info->cifs_acl) && (pvolume_info->dynperm))
ref_path = check_prefix ? full_path + 1 : volume_info->UNC + 1;
rc = get_dfs_path(xid, ses, ref_path, cifs_sb->local_nls,
- &num_referrals, &referrals,
- cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
+ &num_referrals, &referrals, cifs_remap(cifs_sb));
if (!rc && num_referrals > 0) {
char *fake_devname = NULL;