netdev - Re: [bpf PATCH v2 6/6] bpf: selftest remove attempts to add LISTEN sockets to sockmap

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Date:   Thu, 14 Jun 2018 23:07:48 -0700
From:   Martin KaFai Lau <kafai@...com>
To:     John Fastabend <john.fastabend@...il.com>
CC:     <ast@...nel.org>, <daniel@...earbox.net>, <netdev@...r.kernel.org>
Subject: Re: [bpf PATCH v2 6/6] bpf: selftest remove attempts to add LISTEN
 sockets to sockmap

On Thu, Jun 14, 2018 at 09:45:12AM -0700, John Fastabend wrote:
> In selftest test_maps the sockmap test case attempts to add a socket
> in listening state to the sockmap. This is no longer a valid operation
> so it fails as expected. However, the test wrongly reports this as an
> error now. Fix the test to avoid adding sockets in listening state.
> 
> Signed-off-by: John Fastabend <john.fastabend@...il.com>
Acked-by: Martin KaFai Lau <kafai@...com>

> ---
>  0 files changed
> 
> diff --git a/tools/testing/selftests/bpf/test_maps.c b/tools/testing/selftests/bpf/test_maps.c
> index 6c25334..9fed5f0 100644
> --- a/tools/testing/selftests/bpf/test_maps.c
> +++ b/tools/testing/selftests/bpf/test_maps.c
> @@ -564,7 +564,7 @@ static void test_sockmap(int tasks, void *data)
>  	}
>  
>  	/* Test update without programs */
> -	for (i = 0; i < 6; i++) {
> +	for (i = 2; i < 6; i++) {
>  		err = bpf_map_update_elem(fd, &i, &sfd[i], BPF_ANY);
>  		if (err) {
>  			printf("Failed noprog update sockmap '%i:%i'\n",
> @@ -727,7 +727,7 @@ static void test_sockmap(int tasks, void *data)
>  	}
>  
>  	/* Test map update elem afterwards fd lives in fd and map_fd */
> -	for (i = 0; i < 6; i++) {
> +	for (i = 2; i < 6; i++) {
>  		err = bpf_map_update_elem(map_fd_rx, &i, &sfd[i], BPF_ANY);
>  		if (err) {
>  			printf("Failed map_fd_rx update sockmap %i '%i:%i'\n",
>