cifs: update README to include details about 'fsc' option
Subsystems (2)
PATCH 1/1 cifs: update README to include details about 'fsc' option
Signed-off-by Suresh Jayaraman <[email protected]>
--- fs/cifs/README | 10 ++++++++++ 1 files changed, 10 insertions(+), 0 deletions(-)
fs/cifs/README +10 -0
@@ -301,6 +301,16 @@ A partial list of the supported mount options follows: gid Set the default gid for inodes (similar to above). file_mode If CIFS Unix extensions are not supported by the server this overrides the default mode for file inodes. + fsc Enable local disk caching using FS-Cache (off by default). This + option could be useful to improve performance on a slow link, + heavily loaded server and/or network where reading from the + disk is faster than reading from the server (over the network). + This could also impact scalability positively as the + number of calls to the server are reduced. However, local + caching is not suitable for all workloads for e.g. read-once + type workloads. So, you need to consider carefully your + workload/scenario before using this option. Currently, local + disk caching is functional for CIFS files opened as read-only. dir_mode If CIFS Unix extensions are not supported by the server this overrides the default mode for directory inodes. port attempt to contact the server on this tcp port, before