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authorEric Dumazet <edumazet@google.com>2023-09-12 16:02:06 +0000
committerDavid S. Miller <davem@davemloft.net>2023-09-15 10:33:47 +0100
commit5121516b0c4736b7977d977b239e36d23ec64401 (patch)
tree9c4948d94eb4e8fc9f4f32c9870f747b4d7456a4 /include
parent6559c0ff3bc27d7e4d447d31c1d7e8eae0e959f5 (diff)
ipv6: lockless IPV6_AUTOFLOWLABEL implementation
Move np->autoflowlabel and np->autoflowlabel_set in inet->inet_flags, to fix data-races. Signed-off-by: Eric Dumazet <edumazet@google.com> Reviewed-by: David Ahern <dsahern@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/linux/ipv6.h2
-rw-r--r--include/net/inet_sock.h2
-rw-r--r--include/net/ipv6.h2
3 files changed, 3 insertions, 3 deletions
diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
index d88e91b7f0a3..e3be5dc21b7d 100644
--- a/include/linux/ipv6.h
+++ b/include/linux/ipv6.h
@@ -253,8 +253,6 @@ struct ipv6_pinfo {
* 100: prefer care-of address
*/
dontfrag:1,
- autoflowlabel:1,
- autoflowlabel_set:1,
rtalert_isolate:1;
__u8 min_hopcount;
__u8 tclass;
diff --git a/include/net/inet_sock.h b/include/net/inet_sock.h
index 97e70a97dae8..f1af64a40673 100644
--- a/include/net/inet_sock.h
+++ b/include/net/inet_sock.h
@@ -271,6 +271,8 @@ enum {
INET_FLAGS_MC6_LOOP = 20,
INET_FLAGS_RECVERR6_RFC4884 = 21,
INET_FLAGS_MC6_ALL = 22,
+ INET_FLAGS_AUTOFLOWLABEL_SET = 23,
+ INET_FLAGS_AUTOFLOWLABEL = 24,
};
/* cmsg flags for inet */
diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index 8a04a8985336..4b6cbec059e2 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -428,7 +428,7 @@ int ipv6_flowlabel_opt_get(struct sock *sk, struct in6_flowlabel_req *freq,
int flags);
int ip6_flowlabel_init(void);
void ip6_flowlabel_cleanup(void);
-bool ip6_autoflowlabel(struct net *net, const struct ipv6_pinfo *np);
+bool ip6_autoflowlabel(struct net *net, const struct sock *sk);
static inline void fl6_sock_release(struct ip6_flowlabel *fl)
{