Ping? On Thu, Jul 27, 2017 at 02:13:52PM -0400, Sasha Levin wrote: >This is useful for directly looking up a task based on class id rather than >having to scan through all open file descriptors. > >Signed-off-by: Sasha Levin <alexander.le...@verizon.com> >--- > >Changes in V2: > - Addressed comments from Cong Wang (use nla_put_u32()) > > include/uapi/linux/inet_diag.h | 1 + > net/ipv4/inet_diag.c | 10 ++++++++++ > 2 files changed, 11 insertions(+) > >diff --git a/include/uapi/linux/inet_diag.h b/include/uapi/linux/inet_diag.h >index bbe201047df6..678496897a68 100644 >--- a/include/uapi/linux/inet_diag.h >+++ b/include/uapi/linux/inet_diag.h >@@ -142,6 +142,7 @@ enum { > INET_DIAG_PAD, > INET_DIAG_MARK, > INET_DIAG_BBRINFO, >+ INET_DIAG_CLASS_ID, > __INET_DIAG_MAX, > }; > >diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c >index 3828b3a805cd..2c2445d4bb58 100644 >--- a/net/ipv4/inet_diag.c >+++ b/net/ipv4/inet_diag.c >@@ -274,6 +274,16 @@ int inet_sk_diag_fill(struct sock *sk, struct >inet_connection_sock *icsk, > goto errout; > } > >+ if (ext & (1 << (INET_DIAG_CLASS_ID - 1))) { >+ u32 classid = 0; >+ >+#ifdef CONFIG_SOCK_CGROUP_DATA >+ classid = sock_cgroup_classid(&sk->sk_cgrp_data); >+#endif >+ >+ nla_put_u32(skb, INET_DIAG_CLASS_ID, classid); >+ } >+ > out: > nlmsg_end(skb, nlh); > return 0; >-- >2.11.0
-- Thanks, Sasha