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linux-next/kernel/bpf
John Fastabend 5a67da2a71 bpf: add support for sockmap detach programs
The bpf map sockmap supports adding programs via attach commands. This
patch adds the detach command to keep the API symmetric and allow
users to remove previously added programs. Otherwise the user would
have to delete the map and re-add it to get in this state.

This also adds a series of additional tests to capture detach operation
and also attaching/detaching invalid prog types.

API note: socks will run (or not run) programs depending on the state
of the map at the time the sock is added. We do not for example walk
the map and remove programs from previously attached socks.

Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: John Fastabend <john.fastabend@gmail.com>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-09-08 21:11:00 -07:00
..
arraymap.c bpf: inline map in map lookup functions for array and htab 2017-08-19 21:56:34 -07:00
bpf_lru_list.c bpf: lru: Lower the PERCPU_NR_SCANS from 16 to 4 2017-04-17 13:55:52 -04:00
bpf_lru_list.h bpf: Only set node->ref = 1 if it has not been set 2017-09-01 09:57:39 -07:00
cgroup.c bpf: BPF support for sock_ops 2017-07-01 16:15:13 -07:00
core.c bpf: sock_map fixes for !CONFIG_BPF_SYSCALL and !STREAM_PARSER 2017-08-16 15:34:13 -07:00
devmap.c bpf: netdev is never null in __dev_map_flush 2017-08-23 22:43:40 -07:00
hashtab.c bpf: Only set node->ref = 1 if it has not been set 2017-09-01 09:57:39 -07:00
helpers.c bpf: rename ARG_PTR_TO_STACK 2017-01-09 16:56:27 -05:00
inode.c bpf: Implement show_options 2017-07-06 03:31:46 -04:00
lpm_trie.c bpf: Allow selecting numa node during map creation 2017-08-19 21:35:43 -07:00
Makefile bpf: sock_map fixes for !CONFIG_BPF_SYSCALL and !STREAM_PARSER 2017-08-16 15:34:13 -07:00
map_in_map.c bpf: Add syscall lookup support for fd array and htab 2017-06-29 13:13:25 -04:00
map_in_map.h bpf: Add syscall lookup support for fd array and htab 2017-06-29 13:13:25 -04:00
percpu_freelist.c bpf: introduce percpu_freelist 2016-03-08 15:28:31 -05:00
percpu_freelist.h bpf: introduce percpu_freelist 2016-03-08 15:28:31 -05:00
sockmap.c bpf: add support for sockmap detach programs 2017-09-08 21:11:00 -07:00
stackmap.c bpf: Allow selecting numa node during map creation 2017-08-19 21:35:43 -07:00
syscall.c bpf: add support for sockmap detach programs 2017-09-08 21:11:00 -07:00
tnum.c bpf/verifier: track signed and unsigned min/max values 2017-08-08 17:51:34 -07:00
verifier.c bpf: don't select potentially stale ri->map from buggy xdp progs 2017-09-08 20:58:09 -07:00