Daniel Xu 91721c2d02 netfilter: bpf: Support BPF_F_NETFILTER_IP_DEFRAG in netfilter link ... This commit adds support for enabling IP defrag using pre-existing netfilter defrag support. Basically all the flag does is bump a refcnt while the link the active. Checks are also added to ensure the prog requesting defrag support is run _after_ netfilter defrag hooks. We also take care to avoid any issues w.r.t. module unloading -- while defrag is active on a link, the module is prevented from unloading. Signed-off-by: Daniel Xu <dxu@dxuuu.xyz> Reviewed-by: Florian Westphal <fw@strlen.de> Link: https://lore.kernel.org/r/5cff26f97e55161b7d56b09ddcf5f8888a5add1d.1689970773.git.dxu@dxuuu.xyz Signed-off-by: Alexei Starovoitov <ast@kernel.org>		2023-07-28 16:52:08 -07:00
..
tc_act	headers: Remove some left-over license text	2022-09-27 07:48:01 -07:00
bpf_common.h
bpf_perf_event.h	tools, headers: Sync struct bpf_perf_event_data	2021-01-26 00:15:03 +01:00
bpf.h	netfilter: bpf: Support BPF_F_NETFILTER_IP_DEFRAG in netfilter link	2023-07-28 16:52:08 -07:00
btf.h	bpf: Add btf enum64 support	2022-06-07 10:20:42 -07:00
const.h	tools headers UAPI: Sync the linux/const.h with the kernel headers	2023-05-10 14:19:20 -03:00
erspan.h
ethtool.h	tools: include: Add ethtool_drvinfo definition to UAPI header	2021-08-24 14:48:40 -07:00
fadvise.h
fcntl.h	tools headers uapi: Sync linux/fcntl.h with the kernel sources	2023-07-11 12:29:23 -03:00
filter.h	tools: bpf: Use local copy of headers including uapi/linux/filter.h	2020-07-21 10:50:35 +01:00
fs.h	treewide: uapi: Replace zero-length arrays with flexible-array members	2022-06-28 21:26:05 +02:00
fscrypt.h	tools headers UAPI: Sync linux/fscrypt.h with the kernel sources	2022-12-19 12:46:36 -03:00
hw_breakpoint.h	Move bp_type_idx to include/linux/hw_breakpoint.h	2023-03-10 21:05:16 +01:00
if_link.h	macvlan: Add netlink attribute for broadcast cutoff	2023-03-29 09:03:32 +01:00
if_tun.h	treewide: uapi: Replace zero-length arrays with flexible-array members	2022-06-28 21:26:05 +02:00
if_xdp.h	selftests/xsk: add basic multi-buffer test	2023-07-19 09:56:50 -07:00
in.h	tools headers UAPI: Sync the linux/in.h with the kernel sources	2023-05-26 16:03:27 -03:00
kcmp.h
kvm.h	tools headers UAPI: Sync linux/kvm.h with the kernel sources	2023-07-11 12:36:38 -03:00
mman.h	tools headers UAPI: Sync files changed by new cachestat syscall with the kernel sources	2023-07-11 11:41:15 -03:00
mount.h	tools include UAPI: Sync linux/mount.h copy with the kernel sources	2023-07-11 13:01:23 -03:00
netdev.h	xsk: add new netlink attribute dedicated for ZC max frags	2023-07-19 09:56:49 -07:00
netlink.h
openat2.h	tools headers UAPI: Sync openat2.h with the kernel sources	2021-03-06 16:54:22 -03:00
perf_event.h	tools include UAPI: Sync uapi/linux/perf_event.h with the kernel sources	2023-04-10 19:25:12 -03:00
pkt_cls.h	treewide: uapi: Replace zero-length arrays with flexible-array members	2022-06-28 21:26:05 +02:00
pkt_sched.h	sch_htb: Hierarchical QoS hardware offload	2021-01-22 20:41:29 -08:00
prctl.h	tools headers UAPI: Sync linux/prctl.h with the kernel sources	2023-07-11 13:30:40 -03:00
sched.h	tools headers UAPI: Sync sched.h with the kernel	2020-04-14 09:01:08 -03:00
seg6_local.h
seg6.h	treewide: uapi: Replace zero-length arrays with flexible-array members	2022-06-28 21:26:05 +02:00
stat.h	tools headers uapi: Sync linux/stat.h with the kernel sources	2022-10-25 17:40:48 -03:00
stddef.h	tools/headers: Pull in stddef.h to uapi to fix BPF selftests build in CI	2022-11-03 13:45:21 +01:00
tcp.h	bpf: Remove extra lock_sock for TCP_ZEROCOPY_RECEIVE	2021-01-20 14:23:00 -08:00
tls.h
types.h	tools/bpf: Move linux/types.h for selftests and bpftool	2020-03-13 20:56:34 +01:00
usbdevice_fs.h	treewide: uapi: Replace zero-length arrays with flexible-array members	2022-06-28 21:26:05 +02:00
vhost.h	tools include UAPI: Sync linux/vhost.h with the kernel sources	2023-07-14 10:16:03 -03:00