ipv6 addrconf: extend ifa_flags to u32

There is no more space in u8 ifa_flags. So do what davem suffested and add another netlink attr called IFA_FLAGS for carry more flags.

Jiri Pirko committed 12 years ago

Commit 479840f1 parent e6247024 files · +27 −15Browse files

Showing the changes to include/uapi/linux (1 of 4 files). Show all

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@@ -18,6 +18,9 @@ struct ifaddrmsg { · 17 unmodified lines
18	18	* It makes no difference for normally configured broadcast interfaces,
19	19	* but for point-to-point IFA_ADDRESS is DESTINATION address,
20	20	* local address is supplied in IFA_LOCAL attribute.
	21	+ *
	22	+ * IFA_FLAGS is a u32 attribute that extends the u8 field ifa_flags.
	23	+ * If present, the value from struct ifaddrmsg will be ignored.
21	24	*/
22	25	enum {
23	26	IFA_UNSPEC,
@@ -28,6 +31,7 @@ enum { · 4 unmodified lines
28	31	IFA_ANYCAST,
29	32	IFA_CACHEINFO,
30	33	IFA_MULTICAST,
	34	+ IFA_FLAGS,
31	35	__IFA_MAX,
32	36	};
33	37