Cross-merge networking fixes after downstream PR. Conflicts: net/ipv4/udp.cf796feabb9
("udp: add local "peek offset enabled" flag")56667da739
("net: implement lockless setsockopt(SO_PEEK_OFF)") Adjacent changes: net/unix/garbage.caa82ac51d6
("af_unix: Drop oob_skb ref before purging queue in GC.")11498715f2
("af_unix: Remove io_uring code for GC.") Signed-off-by: Jakub Kicinski <kuba@kernel.org>