From patchwork Wed Jun 5 09:21:16 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthieu Baerts X-Patchwork-Id: 801835 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 9142F19007C; Wed, 5 Jun 2024 09:21:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717579310; cv=none; b=dGyAZxokgcEBLI36bFBQ26kznLh305MsyH+Q5B9RGt9yB17sQG+DAY+TkcmEm2aXDJN1rCBzzc3yEQXTq319LNgysdXPeAP8FikLYPx3V+LazwAxrG+orV1bKjQ23SxKmS9R/o2iXAcq1ROpYCPNCC/9/89H1jpED7OlX2YfySc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717579310; c=relaxed/simple; bh=emM8MpMZS/Q1Qm8W6JNJM/DOm/WxwjPphw2aJyCxtSA=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=q3+icHGraw3CbRGseadoT2n+vVeOUfc5mWLwInGaN1ntaDbhq8s3ag9giyjnQN3kO3LCY7cHutOCr7RenTK5TFsuPNrVqXgk/hQji0nBif0lBlc3AKcX5+mJBCzGh2GvLeAsACUmN5LOLiCfDCTmIXESrlL2bQ2G30dv7NhacfE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ThviTDbk; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ThviTDbk" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5C8CBC32781; Wed, 5 Jun 2024 09:21:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1717579310; bh=emM8MpMZS/Q1Qm8W6JNJM/DOm/WxwjPphw2aJyCxtSA=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=ThviTDbkdVhbhotmIbBjhdmrfpSZkOqYFb1Wdpc2hfMiR9Uz6s2VQEMAa7GA6OtDd wQyG07UKhritiIOdphqYdk0M5i8NXHPvC1hZecqNGvn50z3g9BpDFvayaZrBopRf1M UEQrVI0E/mLVpZTAFcUzTh8PKNoMSFM19T58DqWx22mBAGPJD0J6bZ6l2U8S/mt/hI LTTwuPAaYre9I9WJZO/9Wk5AwvLb64dl51Hy5lL9Ll/s88+n6xG3XL/bQEYAsx+Xeg XbJYL9W8lCTeuap0l7YIROl562ElIjjAe3tfqTj+/V942jcH5x8GLbdyvRHPtjU+wx XGDlCwZn6MYDw== From: "Matthieu Baerts (NGI0)" Date: Wed, 05 Jun 2024 11:21:16 +0200 Subject: [PATCH net 1/3] selftests: net: lib: support errexit with busywait Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240605-upstream-net-20240605-selftests-net-lib-fixes-v1-1-b3afadd368c9@kernel.org> References: <20240605-upstream-net-20240605-selftests-net-lib-fixes-v1-0-b3afadd368c9@kernel.org> In-Reply-To: <20240605-upstream-net-20240605-selftests-net-lib-fixes-v1-0-b3afadd368c9@kernel.org> To: mptcp@lists.linux.dev, "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Shuah Khan , Petr Machata , Hangbin Liu Cc: netdev@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, "Matthieu Baerts (NGI0)" , stable@vger.kernel.org, Geliang Tang X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=955; i=matttbe@kernel.org; h=from:subject:message-id; bh=emM8MpMZS/Q1Qm8W6JNJM/DOm/WxwjPphw2aJyCxtSA=; b=owEBbQKS/ZANAwAIAfa3gk9CaaBzAcsmYgBmYC4n+9+t10gx5+TjFlVOJh5uSwYhfP/lEbay5 akmduvsXxuJAjMEAAEIAB0WIQToy4X3aHcFem4n93r2t4JPQmmgcwUCZmAuJwAKCRD2t4JPQmmg c3uoEACZR4kugjErlhaqMqZy4acx3u6K4BiclibwUGA85iOBUlw6TX+n2xHYJAbhHlfVDInsc6S JveilSdtfbQWDiM9w6M9HqOq3sh116wYyMuPw7gdnZAZtpc+AnkdN65EBl+AUGY89SBkwNmr+pS mH/Uh3A7JwSFEM7T1aAZUxvKzhtZE4mwecjdMFgxT5Z8VEygWd6KJBWagGIxLLGtpxmE5qSBjlj ErJawSaNd3s0iHQm40tA9mZRcq621peIhQFxRBqtuTL6f1e88tpiWzNnAftdZLATGgRrtvHECJQ GHRfUOFXnFhT/yG0yk9YADynPQMTWp5I/vk06E14QHX1fBC9f5hDEu42Vq+nNPX6EwUOGY+ul8X 81eZNToD5040V5K1RnXd4tlyPhunWIZ51Xa0zrhZk4kscGTOWczOB+38/gqxkvYmR6csHU8dIVH VjwoNoRoZr9mxVqHbZGv/k5YZtYgzXa9v8g1IQEjW0wDfkORsOcToJCdHrWMfULET+0rn1rZgkK JVlS59uPr1IdVksMXqnlZr/fxsC+gha5g2aYSFIXiim3HRsvzMM9FrqaZ5ej8HHesSlMblstF4L jiVJ0FiaxvRYPl6m9MQ3qLnRXKO/0khErnLSsww2h+MiEx2jTHju5kzuk6bN3nZuLGq30NvHe6P R4q9pM4bv9iurJw== X-Developer-Key: i=matttbe@kernel.org; a=openpgp; fpr=E8CB85F76877057A6E27F77AF6B7824F4269A073 If errexit is enabled ('set -e'), loopy_wait -- or busywait and others using it -- will stop after the first failure. Note that if the returned status of loopy_wait is checked, and even if errexit is enabled, Bash will not stop at the first error. Fixes: 25ae948b4478 ("selftests/net: add lib.sh") Cc: stable@vger.kernel.org Acked-by: Geliang Tang Signed-off-by: Matthieu Baerts (NGI0) Reviewed-by: Hangbin Liu --- tools/testing/selftests/net/lib.sh | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/tools/testing/selftests/net/lib.sh b/tools/testing/selftests/net/lib.sh index edc030e81a46..a422e10d3d3a 100644 --- a/tools/testing/selftests/net/lib.sh +++ b/tools/testing/selftests/net/lib.sh @@ -67,9 +67,7 @@ loopy_wait() while true do local out - out=$("$@") - local ret=$? - if ((!ret)); then + if out=$("$@"); then echo -n "$out" return 0 fi