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author | Sripathi Kodi <sripathik@in.ibm.com> | 2010-03-05 18:49:11 +0000 |
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committer | Eric Van Hensbergen <ericvh@gmail.com> | 2010-03-05 15:04:42 -0600 |
commit | 0fb80abd911a7cb1e6548b5279568dc1e8949702 (patch) | |
tree | 0c179f49f2f0d0bf2c979ee1b1f1cfd864122029 /include/net/9p | |
parent | dd6102fbd917889384d89bc427e98e85e8fda000 (diff) | |
download | linux-stable-0fb80abd911a7cb1e6548b5279568dc1e8949702.tar.gz linux-stable-0fb80abd911a7cb1e6548b5279568dc1e8949702.tar.bz2 linux-stable-0fb80abd911a7cb1e6548b5279568dc1e8949702.zip |
9P2010.L handshake: Add mount option
Add new mount V9FS mount option to specify protocol version
This patch adds a new mount option to specify protocol version.
With this option it is possible to use "-o version=" switch to
specify 9P protocol version to use. Valid options for version
are:
9p2000
9p2000.u
9p2010.L
Signed-off-by: Sripathi Kodi <sripathik@in.ibm.com>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
Diffstat (limited to 'include/net/9p')
-rw-r--r-- | include/net/9p/client.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/include/net/9p/client.h b/include/net/9p/client.h index fb00b329f0d3..d40f8c55dfae 100644 --- a/include/net/9p/client.h +++ b/include/net/9p/client.h @@ -29,6 +29,19 @@ /* Number of requests per row */ #define P9_ROW_MAXTAG 255 +/** enum p9_proto_versions - 9P protocol versions + * @p9_proto_legacy: 9P Legacy mode, pre-9P2000.u + * @p9_proto_2000u: 9P2000.u extension + * @p9_proto_2010L: 9P2010.L extension + */ + +enum p9_proto_versions{ + p9_proto_legacy = 0, + p9_proto_2000u = 1, + p9_proto_2010L = 2, +}; + + /** * enum p9_trans_status - different states of underlying transports * @Connected: transport is connected and healthy @@ -111,6 +124,7 @@ struct p9_req_t { * @lock: protect @fidlist * @msize: maximum data size negotiated by protocol * @dotu: extension flags negotiated by protocol + * @proto_version: 9P protocol version to use * @trans_mod: module API instantiated with this client * @trans: tranport instance state and API * @conn: connection state information used by trans_fd @@ -138,6 +152,7 @@ struct p9_client { spinlock_t lock; /* protect client structure */ int msize; unsigned char dotu; + unsigned char proto_version; struct p9_trans_module *trans_mod; enum p9_trans_status status; void *trans; |