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

The new behaviour is enabled using the new module parameter
'nfs4_disable_idmapping'.

Note that if the server rejects an unmapped uid or gid, then
the client will automatically switch back to using the idmapper.

Signed-off-by: Trond Myklebust <[email protected]>
This commit is contained in:
Trond Myklebust 2011-02-22 15:44:32 -08:00
commit b064eca2cf
5 changed files with 55 additions and 9 deletions

View file

@ -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]