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inet_diag: add support for cgroup filter
authorDmitry Yakunin <zeil@yandex-team.ru>
Thu, 30 Apr 2020 15:51:15 +0000 (18:51 +0300)
committerDavid S. Miller <davem@davemloft.net>
Thu, 30 Apr 2020 19:54:02 +0000 (12:54 -0700)
commitb1f3e43dbfacfcd95296b0f80f84b186add9ef54
treeed40e881e11b90220f724c91cce783800bb2d0d0
parent6e3a401fc8af01828bcdc92d713195d318b36e7e
inet_diag: add support for cgroup filter

This patch adds ability to filter sockets based on cgroup v2 ID.
Such filter is helpful in ss utility for filtering sockets by
cgroup pathname.

Signed-off-by: Dmitry Yakunin <zeil@yandex-team.ru>
Reviewed-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Signed-off-by: David S. Miller <davem@davemloft.net>
include/uapi/linux/inet_diag.h
net/ipv4/inet_diag.c