From nobody Thu Nov 28 20:04:37 2024 Received: from todd.t-8ch.de (todd.t-8ch.de [159.69.126.157]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F3137181D00; Sun, 29 Sep 2024 21:47:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=159.69.126.157 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727646474; cv=none; b=oNvmu8W/btvdChUxGZ5t0COz/JCGSDml5SMsq0RaS7osVwLwRu1u/uQOq4hXcCbajb6aMfBmCrEdWFYJm+dmU+GOVttf3vC+TQpLYtQlsR5t3gBBLkaRbDl8h53Ipj64NdlA+UdifmsBkHT6XS8fpEO8h/dLNpRV0GdeBsLpcY4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727646474; c=relaxed/simple; bh=KjxYPOTEK04i0aDe9R3P7xjZpnny61B4KWUV7zhoxYU=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=d8DflxCb+DvNr1jftPoezA6TQluLjOVhfdKWxWAdUheuth1LmzgWtUx6kNDmXYW9g8SnL5ZWDRev0LGoXvsJhnonsv101NHmVyH+TZheSuVOSMgOJG2vbj1C/XtmqLM32c8WjkaPU1+xwr6CaF0w/rtaF638G9tfzWWwAWB28ZY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=weissschuh.net; spf=pass smtp.mailfrom=weissschuh.net; dkim=pass (1024-bit key) header.d=weissschuh.net header.i=@weissschuh.net header.b=dMGieA04; arc=none smtp.client-ip=159.69.126.157 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=weissschuh.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=weissschuh.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=weissschuh.net header.i=@weissschuh.net header.b="dMGieA04" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=weissschuh.net; s=mail; t=1727646465; bh=KjxYPOTEK04i0aDe9R3P7xjZpnny61B4KWUV7zhoxYU=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=dMGieA04I1ViWnYpd+fojwnXQNoDCDM47Tc3qxbuohIipbMr6MQ1XzJUctpFpn840 atD1wP4kFz3zep0LWQp0lYrDXi7Nk9eT+3LvMZh+Rgbry4efJlEduzfI4TXtmnWlm9 RM0IhRHYpl5reL7QvfZJKLmQQ2eFU4BEH+5OrMSk= From: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= Date: Sun, 29 Sep 2024 23:47:40 +0200 Subject: [PATCH 5/5] selftests/nolibc: skip test for getppid() on csky Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20240929-nolibc-csky-v1-5-bb28031a73b0@weissschuh.net> References: <20240929-nolibc-csky-v1-0-bb28031a73b0@weissschuh.net> In-Reply-To: <20240929-nolibc-csky-v1-0-bb28031a73b0@weissschuh.net> To: Guo Ren , Willy Tarreau , Shuah Khan Cc: linux-kernel@vger.kernel.org, linux-csky@vger.kernel.org, linux-kselftest@vger.kernel.org, =?utf-8?q?Thomas_Wei=C3=9Fschuh?= X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1727646464; l=2023; i=linux@weissschuh.net; s=20221212; h=from:subject:message-id; bh=KjxYPOTEK04i0aDe9R3P7xjZpnny61B4KWUV7zhoxYU=; b=1ofSVpBYrnMLeG02nuqsxZrKjnXJpHxpp3FJIwFQKCCUGVb/PKQivP6lnZtC9zsAv+qE/yfU4 qMonmekTr0PBbReUXTPKJKk8O69mrEgD4eJ5VlJShxAWAaZ3vZGp+Iz X-Developer-Key: i=linux@weissschuh.net; a=ed25519; pk=KcycQgFPX2wGR5azS7RhpBqedglOZVgRPfdFSPB1LNw= Old non-mainline Linux and current non-mainline qemu-user use different syscall numbers than mainline Linux. __NR_getppid and __NR_rt_sigreturn are swapped. As the runtime environment can't be determined during compilation, sidestep the whole issue by skipping the test. Link: https://lore.kernel.org/linux-csky/2fa3151f-5aab-406c-95d9-add398ae58= b3@t-8ch.de/ Signed-off-by: Thomas Wei=C3=9Fschuh --- tools/testing/selftests/nolibc/nolibc-test.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/tools/testing/selftests/nolibc/nolibc-test.c b/tools/testing/s= elftests/nolibc/nolibc-test.c index 6fba7025c5e3c002085862fdf6fa950da6000d6c..daf6a9b84a3051413cbb1d01918= f745c3b83426c 100644 --- a/tools/testing/selftests/nolibc/nolibc-test.c +++ b/tools/testing/selftests/nolibc/nolibc-test.c @@ -995,7 +995,7 @@ int run_syscall(int min, int max) int tmp; int ret =3D 0; void *p1, *p2; - int has_gettid =3D 1; + int has_gettid =3D 1, has_getppid =3D 1; int has_brk; =20 /* indicates whether or not /proc is mounted */ @@ -1009,6 +1009,11 @@ int run_syscall(int min, int max) has_gettid =3D __GLIBC__ > 2 || (__GLIBC__ =3D=3D 2 && __GLIBC_MINOR__ >= =3D 30); #endif =20 + /* qemu-user and non-mainline Linux use different syscall number */ +#if defined(__csky__) + has_getppid =3D 0; +#endif + /* on musl setting brk()/sbrk() always fails */ has_brk =3D brk(0) =3D=3D 0; =20 @@ -1020,7 +1025,7 @@ int run_syscall(int min, int max) */ switch (test + __LINE__ + 1) { CASE_TEST(getpid); EXPECT_SYSNE(1, getpid(), -1); break; - CASE_TEST(getppid); EXPECT_SYSNE(1, getppid(), -1); break; + CASE_TEST(getppid); EXPECT_SYSNE(has_getppid, getppid(), -1); = break; CASE_TEST(gettid); EXPECT_SYSNE(has_gettid, gettid(), -1); br= eak; CASE_TEST(getpgid_self); EXPECT_SYSNE(1, getpgid(0), -1); break; CASE_TEST(getpgid_bad); EXPECT_SYSER(1, getpgid(-1), -1, ESRCH); b= reak; --=20 2.46.2