NFSv4: Send unmapped uid/gids to the server when using auth_sys

[linux-2.6-block.git] / Documentation / kernel-parameters.txt

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index f4a04c0c7edcaf9ecb21c3c3ee9f7f1b2c77b06f..14dcf1b7dd9c69fe70eada71703e15837d496f07 100644 (file)
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1580,6 +1580,14 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
                        of returning the full 64-bit number.
                        The default is to return 64-bit inode numbers.
 
+       nfs.nfs4_disable_idmapping=
+                       [NFSv4] When set, this option disables the NFSv4
+                       idmapper on the client, but only if the mount
+                       is using the 'sec=sys' security flavour. This may
+                       make migration from legacy NFSv2/v3 systems easier
+                       provided that the server has the appropriate support.
+                       The default is to always enable NFSv4 idmapping.
+
        nmi_debug=      [KNL,AVR32,SH] Specify one or more actions to take
                        when a NMI is triggered.
                        Format: [state][,regs][,debounce][,die]