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net: SO_RCVMARK socket option for SO_MARK with recvmsg()

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Adding a new socket option, SO_RCVMARK, to indicate that SO_MARK
should be included in the ancillary data returned by recvmsg().

Renamed the sock_recv_ts_and_drops() function to sock_recv_cmsgs().

Signed-off-by: Erin MacNeil <lnx.erin@gmail.com>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Acked-by: Marc Kleine-Budde <mkl@pengutronix.de>
Link: https://lore.kernel.org/r/20220427200259.2564-1-lnx.erin@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Erin MacNeil
2022-04-27 16:02:37 -04:00
committed by Jakub Kicinski
parent 0e55546b18
commit 6fd1d51cfa
23 changed files with 56 additions and 27 deletions
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2
tools/include/uapi/asm-generic/socket.h
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@@ -119,6 +119,8 @@
#define SO_DETACH_REUSEPORT_BPF 68
#define SO_RCVMARK 75
#if !defined(__KERNEL__)
#if __BITS_PER_LONG == 64 || (defined(__x86_64__) && defined(__ILP32__))