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-rw-r--r--fs/cifs/README27
1 files changed, 12 insertions, 15 deletions
diff --git a/fs/cifs/README b/fs/cifs/README
index b806b11b5560..bf11329ac784 100644
--- a/fs/cifs/README
+++ b/fs/cifs/README
@@ -225,12 +225,9 @@ If no password is provided, mount.cifs will prompt for password entry
225 225
226Restrictions 226Restrictions
227============ 227============
228Servers must support the NTLM SMB dialect (which is the most recent, supported
229by Samba and Windows NT version 4, 2000 and XP and many other SMB/CIFS servers)
230Servers must support either "pure-TCP" (port 445 TCP/IP CIFS connections) or RFC 228Servers must support either "pure-TCP" (port 445 TCP/IP CIFS connections) or RFC
2311001/1002 support for "Netbios-Over-TCP/IP." Neither of these is likely to be a 2291001/1002 support for "Netbios-Over-TCP/IP." This is not likely to be a
232problem as most servers support this. IPv6 support is planned for the future, 230problem as most servers support this.
233and is almost complete.
234 231
235Valid filenames differ between Windows and Linux. Windows typically restricts 232Valid filenames differ between Windows and Linux. Windows typically restricts
236filenames which contain certain reserved characters (e.g.the character : 233filenames which contain certain reserved characters (e.g.the character :
@@ -458,6 +455,8 @@ A partial list of the supported mount options follows:
458 byte range locks). 455 byte range locks).
459 remount remount the share (often used to change from ro to rw mounts 456 remount remount the share (often used to change from ro to rw mounts
460 or vice versa) 457 or vice versa)
458 cifsacl Report mode bits (e.g. on stat) based on the Windows ACL for
459 the file. (EXPERIMENTAL)
461 servern Specify the server 's netbios name (RFC1001 name) to use 460 servern Specify the server 's netbios name (RFC1001 name) to use
462 when attempting to setup a session to the server. This is 461 when attempting to setup a session to the server. This is
463 This is needed for mounting to some older servers (such 462 This is needed for mounting to some older servers (such
@@ -584,8 +583,8 @@ Experimental When set to 1 used to enable certain experimental
584 performance enhancement was disabled when 583 performance enhancement was disabled when
585 signing turned on in case buffer was modified 584 signing turned on in case buffer was modified
586 just before it was sent, also this flag will 585 just before it was sent, also this flag will
587 be used to use the new experimental sessionsetup 586 be used to use the new experimental directory change
588 code). 587 notification code).
589 588
590These experimental features and tracing can be enabled by changing flags in 589These experimental features and tracing can be enabled by changing flags in
591/proc/fs/cifs (after the cifs module has been installed or built into the 590/proc/fs/cifs (after the cifs module has been installed or built into the
@@ -608,7 +607,8 @@ the start of smb requests and responses can be enabled via:
608Two other experimental features are under development. To test these 607Two other experimental features are under development. To test these
609requires enabling CONFIG_CIFS_EXPERIMENTAL 608requires enabling CONFIG_CIFS_EXPERIMENTAL
610 609
611 ipv6 enablement 610 cifsacl support needed to retrieve approximated mode bits based on
611 the contents on the CIFS ACL.
612 612
613 DNOTIFY fcntl: needed for support of directory change 613 DNOTIFY fcntl: needed for support of directory change
614 notification and perhaps later for file leases) 614 notification and perhaps later for file leases)
@@ -625,10 +625,7 @@ that they represent all for that share, not just those for which the server
625returned success. 625returned success.
626 626
627Also note that "cat /proc/fs/cifs/DebugData" will display information about 627Also note that "cat /proc/fs/cifs/DebugData" will display information about
628the active sessions and the shares that are mounted. Note: NTLMv2 enablement 628the active sessions and the shares that are mounted.
629will not work since its implementation is not quite complete yet. Do not alter 629Enabling Kerberos (extended security) works when CONFIG_CIFS_EXPERIMENTAL is enabled
630the ExtendedSecurity configuration value unless you are doing specific testing. 630but requires a user space helper (from the Samba project). NTLM and NTLMv2 and
631Enabling extended security works to Windows 2000 Workstations and XP but not to 631LANMAN support do not require this helpr.
632Windows 2000 server or Samba since it does not usually send "raw NTLMSSP"
633(instead it sends NTLMSSP encapsulated in SPNEGO/GSSAPI, which support is not
634complete in the CIFS VFS yet).