diff options
| author | Eric Dumazet <edumazet@google.com> | 2024-02-22 10:50:15 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2024-02-26 11:46:12 +0000 |
| commit | 386520e0ecc01004d3a29c70c5a77d4bbf8a8420 (patch) | |
| tree | 8b38b88d2c08478267f7098e060cdbbdb474d0d1 /include | |
| parent | e39951d965bf58b5aba7f61dc1140dcb8271af22 (diff) | |
| download | lwn-386520e0ecc01004d3a29c70c5a77d4bbf8a8420.tar.gz lwn-386520e0ecc01004d3a29c70c5a77d4bbf8a8420.zip | |
rtnetlink: add RTNL_FLAG_DUMP_UNLOCKED flag
Similarly to RTNL_FLAG_DOIT_UNLOCKED, this new flag
allows dump operations registered via rtnl_register()
or rtnl_register_module() to opt-out from RTNL protection.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Donald Hunter <donald.hunter@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/netlink.h | 2 | ||||
| -rw-r--r-- | include/net/rtnetlink.h | 1 |
2 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/netlink.h b/include/linux/netlink.h index 1a4445bf2ab9..5df7340d4dab 100644 --- a/include/linux/netlink.h +++ b/include/linux/netlink.h @@ -291,6 +291,7 @@ struct netlink_callback { u16 answer_flags; u32 min_dump_alloc; unsigned int prev_seq, seq; + int flags; bool strict_check; union { u8 ctx[48]; @@ -323,6 +324,7 @@ struct netlink_dump_control { void *data; struct module *module; u32 min_dump_alloc; + int flags; }; int __netlink_dump_start(struct sock *ssk, struct sk_buff *skb, diff --git a/include/net/rtnetlink.h b/include/net/rtnetlink.h index 6506221c5fe3..3bfb80bad173 100644 --- a/include/net/rtnetlink.h +++ b/include/net/rtnetlink.h @@ -12,6 +12,7 @@ typedef int (*rtnl_dumpit_func)(struct sk_buff *, struct netlink_callback *); enum rtnl_link_flags { RTNL_FLAG_DOIT_UNLOCKED = BIT(0), RTNL_FLAG_BULK_DEL_SUPPORTED = BIT(1), + RTNL_FLAG_DUMP_UNLOCKED = BIT(2), }; enum rtnl_kinds { |