On 11/27/24 1:46 AM, Hou Tao wrote:
From: Hou Tao <houtao1@xxxxxxxxxx>
Add the currently missing handling for the BPF_EXIST and BPF_NOEXIST
flags. These flags can be specified by users and are relevant since LPM
trie supports exact matches during update.
Fixes: b95a5c4db09b ("bpf: add a longest prefix match trie map implementation")
Reviewed-by: Toke Høiland-Jørgensen <toke@xxxxxxxxxx>
Signed-off-by: Hou Tao <houtao1@xxxxxxxxxx>
Acked-by: Daniel Borkmann <daniel@xxxxxxxxxxxxx>
Too bad that existing code only bailed out upon 'flags > BPF_EXIST', so yes,
this needs to go through stable eventually.
