openvswitch: Drop user features if old user space attempted to create datapath

Drop user features if an outdated user space instance that does not understand the concept of user_features attempted to create a new datapath.

Thomas Graf committed 12 years ago

Commit 44da5ae1 parent 43d4be92 files · +30 −1Browse files

Showing the changes to include/uapi/linux (1 of 2 files). Show all

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@@ -40,7 +40,15 @@ struct ovs_header { · 39 unmodified lines
40		40
41	#define OVS_DATAPATH_FAMILY "ovs_datapath"	41	#define OVS_DATAPATH_FAMILY "ovs_datapath"
42	#define OVS_DATAPATH_MCGROUP "ovs_datapath"	42	#define OVS_DATAPATH_MCGROUP "ovs_datapath"
43	#define OVS_DATAPATH_VERSION 0x1	43
		44	/* V2:
		45	* - API users are expected to provide OVS_DP_ATTR_USER_FEATURES
		46	* when creating the datapath.
		47	*/
		48	#define OVS_DATAPATH_VERSION 2
		49
		50	/* First OVS datapath version to support features */
		51	#define OVS_DP_VER_FEATURES 2
44		52
45	enum ovs_datapath_cmd {	53	enum ovs_datapath_cmd {
46	OVS_DP_CMD_UNSPEC,	54	OVS_DP_CMD_UNSPEC,