Re: git: 801c0f383c0a - main - tests/ktls: merge two sysctl checking helpers into one

On Mon, Jul 27, 2026 at 05:32:02PM +0000, Gleb Smirnoff wrote:
> The branch main has been updated by glebius:
> 
> URL: https://cgit.FreeBSD.org/src/commit/?id=801c0f383c0a719165c21ff5c29f231fb7b920c4
> 
> commit 801c0f383c0a719165c21ff5c29f231fb7b920c4
> Author:     Gleb Smirnoff <glebius@FreeBSD.org>
> AuthorDate: 2026-07-27 17:31:24 +0000
> Commit:     Gleb Smirnoff <glebius@FreeBSD.org>
> CommitDate: 2026-07-27 17:31:24 +0000
> 
>     tests/ktls: merge two sysctl checking helpers into one
>     
>     No functional change.
> ---
>  tests/sys/kern/ktls_test.c | 35 ++++++++---------------------------
>  1 file changed, 8 insertions(+), 27 deletions(-)
> 
> diff --git a/tests/sys/kern/ktls_test.c b/tests/sys/kern/ktls_test.c
> index e0bcf17262f2..5cb1a084271b 100644
> --- a/tests/sys/kern/ktls_test.c
> +++ b/tests/sys/kern/ktls_test.c
> @@ -51,45 +51,26 @@
>  #include <openssl/hmac.h>
>  
>  static void
> -require_ktls(void)
> +require_ktls(bool need_rx)
>  {
> +	const char *name = need_rx ? "kern.ipc.tls.rx_enable" :
> +	    "kern.ipc.tls.enable";
>  	size_t len;
>  	bool enable;
>  
>  	len = sizeof(enable);
> -	if (sysctlbyname("kern.ipc.tls.enable", &enable, &len, NULL, 0) == -1) {
> +	if (sysctlbyname(name, &enable, &len, NULL, 0) == -1) {

Now, if someone sets kern.ipc.tls.enable=0 to disable both RX and TX
KTLS, but leaves kern.ipc.tls.rx_enable set to the default value, all of
the tests will fail instead of being skipped.

>  		if (errno == ENOENT)
>  			atf_tc_skip("kernel does not support TLS offload");
> -		atf_libc_error(errno, "Failed to read kern.ipc.tls.enable");
> +		atf_libc_error(errno, "Failed to read %s", name);
>  	}
>  
>  	if (!enable)
> -		atf_tc_skip("Kernel TLS is disabled");
> +		atf_tc_skip("Kernel TLS%s is disabled", need_rx ? " RX" : "");
>  }
>  
> -#define	ATF_REQUIRE_KTLS()	require_ktls()
> -
> -static void
> -require_ktls_rx(void)
> -{
> -	size_t len;
> -	bool enable;
> -
> -	ATF_REQUIRE_KTLS();
> -
> -	len = sizeof(enable);
> -	if (sysctlbyname("kern.ipc.tls.rx_enable", &enable, &len, NULL, 0) ==
> -	    -1) {
> -		if (errno == ENOENT)
> -			atf_tc_skip("kernel does not support TLS offload");
> -		atf_libc_error(errno, "Failed to read kern.ipc.tls.rx_enable");
> -	}
> -
> -	if (!enable)
> -		atf_tc_skip("Kernel TLS receive is disabled");
> -}
> -
> -#define	ATF_REQUIRE_KTLS_RX()	require_ktls_rx()
> +#define	ATF_REQUIRE_KTLS()	require_ktls(false)
> +#define	ATF_REQUIRE_KTLS_RX()	require_ktls(true)
>  
>  static void
>  check_tls_mode(const atf_tc_t *tc, int s, int sockopt)
>