From 3666b167ea68997b73dd5b78678a1c3f0d6730bb Mon Sep 17 00:00:00 2001 From: Yucong Sun Date: Thu, 19 Aug 2021 09:36:09 -0700 Subject: selftests/bpf: Adding delay in socketmap_listen to reduce flakyness This patch adds a 1ms delay to reduce flakyness of the test. Signed-off-by: Yucong Sun Signed-off-by: Andrii Nakryiko Link: https://lore.kernel.org/bpf/20210819163609.2583758-1-fallentree@fb.com --- tools/testing/selftests/bpf/prog_tests/sockmap_listen.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) diff --git a/tools/testing/selftests/bpf/prog_tests/sockmap_listen.c b/tools/testing/selftests/bpf/prog_tests/sockmap_listen.c index afa14fb66f08..6a5df28f9a3d 100644 --- a/tools/testing/selftests/bpf/prog_tests/sockmap_listen.c +++ b/tools/testing/selftests/bpf/prog_tests/sockmap_listen.c @@ -1603,8 +1603,10 @@ static void unix_redir_to_connected(int sotype, int sock_mapfd, again: n = read(mode == REDIR_INGRESS ? p0 : c0, &b, 1); if (n < 0) { - if (errno == EAGAIN && retries--) + if (errno == EAGAIN && retries--) { + usleep(1000); goto again; + } FAIL_ERRNO("%s: read", log_prefix); } if (n == 0) @@ -1776,8 +1778,10 @@ static void udp_redir_to_connected(int family, int sock_mapfd, int verd_mapfd, again: n = read(mode == REDIR_INGRESS ? p0 : c0, &b, 1); if (n < 0) { - if (errno == EAGAIN && retries--) + if (errno == EAGAIN && retries--) { + usleep(1000); goto again; + } FAIL_ERRNO("%s: read", log_prefix); } if (n == 0) @@ -1869,8 +1873,10 @@ static void inet_unix_redir_to_connected(int family, int type, int sock_mapfd, again: n = read(mode == REDIR_INGRESS ? p0 : c0, &b, 1); if (n < 0) { - if (errno == EAGAIN && retries--) + if (errno == EAGAIN && retries--) { + usleep(1000); goto again; + } FAIL_ERRNO("%s: read", log_prefix); } if (n == 0) -- cgit v1.2.3