BugLink: http://bugs.launchpad.net/bugs/1774063
[ Upstream commit
783687810e986a15ffbf86c516a1a48ff37f38f7 ]
Bug: BPF programs and maps related to sockmaps test exist
in memory even after test_maps ends.
This patch fixes it as a short term workaround (sockmap
kernel side needs real fixing) by empyting sockmaps when
test ends.
Fixes: 6f6d33f3b3d0f ("bpf: selftests add sockmap tests")
Signed-off-by: Prashant Bhole <bhole_prashant_q7@lab.ntt.co.jp>
[ daniel: Note on workaround. ]
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: Khalid Elmously <khalid.elmously@canonical.com>
#define SOCKMAP_VERDICT_PROG "./sockmap_verdict_prog.o"
static void test_sockmap(int tasks, void *data)
{
#define SOCKMAP_VERDICT_PROG "./sockmap_verdict_prog.o"
static void test_sockmap(int tasks, void *data)
{
- int one = 1, map_fd_rx, map_fd_tx, map_fd_break, s, sc, rc;
+ int one = 1, map_fd_rx = 0, map_fd_tx = 0, map_fd_break, s, sc, rc;
struct bpf_map *bpf_map_rx, *bpf_map_tx, *bpf_map_break;
int ports[] = {50200, 50201, 50202, 50204};
int err, i, fd, udp, sfd[6] = {0xdeadbeef};
struct bpf_map *bpf_map_rx, *bpf_map_tx, *bpf_map_break;
int ports[] = {50200, 50201, 50202, 50204};
int err, i, fd, udp, sfd[6] = {0xdeadbeef};
- /* Test map close sockets */
- for (i = 0; i < 6; i++)
+ /* Test map close sockets and empty maps */
+ for (i = 0; i < 6; i++) {
+ bpf_map_delete_elem(map_fd_tx, &i);
+ bpf_map_delete_elem(map_fd_rx, &i);
close(fd);
close(map_fd_rx);
bpf_object__close(obj);
close(fd);
close(map_fd_rx);
bpf_object__close(obj);
printf("Failed to create sockmap '%i:%s'!\n", i, strerror(errno));
exit(1);
out_sockmap:
printf("Failed to create sockmap '%i:%s'!\n", i, strerror(errno));
exit(1);
out_sockmap:
- for (i = 0; i < 6; i++)
+ for (i = 0; i < 6; i++) {
+ if (map_fd_tx)
+ bpf_map_delete_elem(map_fd_tx, &i);
+ if (map_fd_rx)
+ bpf_map_delete_elem(map_fd_rx, &i);