From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 D5AE230648A; Mon, 15 Jun 2026 04:30:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781497812; cv=none; b=i2ZmcLWT10947bGlwtXMjWeRWYMsDd4Uh5rQD71thGozR4HNNF+nZqLQccQr5UzUFwo39Xb4dLXJXLXFmEMori7QtTd6dZMiTt6DDIZBMEZ9grChUfSbrqXtYE5qx4R4qxd0Tfi5egQhuU3TMOurrtdtDhVb7Ls1tHdnCtDo4wU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781497812; c=relaxed/simple; bh=rMeP4hkWE2KXaZMmQd4HwPLf/jfC2CYxj0YGHHoGpaM=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=PCWMir3chGPuHw7u95ihx7vF93z2daR6uH0ApaiZPRnPvpni3Z1jyyk+LCI0S0tN3gc7P4KVwKqVkBc8QH7+A5DLZowlqK/MEx1e9UEN7fWZVdPrP/rC7jK0qMEzOOF1dRcxVrY4367YkJ2tC+CHFqYSMMLTwcnIEfQUd9DurVo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=dsXf//x+; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="dsXf//x+" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6EEAF1F000E9; Mon, 15 Jun 2026 04:30:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1781497810; bh=P2Uk873BX8PfR2kO6C6Y/BqqAvOnW2I9fPACnlwodms=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=dsXf//x+vFUaZwwDUuTNtcVbawAi4Vcc+ZSrhId2rK3j4W8F2LcvzQAolFa5fea4T br+2mVwlDsOm/6U1WrZzZN0Tq1cKvk/iYDkEEziFdXbvad7QwJ+VuWIB5f///DPVQv 9MzP6iBkDkxFOw/dWoKCJoB9XTKu9iF4WFQmCNsVMBpo5achYM220btDoZEjhVYzh4 d23QB4zhs0nRLybvkjfFWdvtw5IFPH18jwIcn5qPxA/hKeN2xEg53se/ZoyYfslzzR R+1BNaTfJzzyhmBctffpHsEs3MM8tg+lKkU/VHurmURKP9TVj5nVxS+LcMGyDYBFHd 7Nih/RxN9jNpg== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 1983A3A566E0; Mon, 15 Jun 2026 04:30:07 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH bpf-next] selftsets/bpf: Retry map update on helper_fill_hashmap() From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178149780566.2424819.1098701964217668443.git-patchwork-notify@kernel.org> Date: Mon, 15 Jun 2026 04:30:05 +0000 References: <20260611150704.95133-1-gmonaco@redhat.com> In-Reply-To: <20260611150704.95133-1-gmonaco@redhat.com> To: Gabriele Monaco Cc: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, eddyz87@gmail.com, memxor@gmail.com, shuah@kernel.org, bpf@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Hello: This patch was applied to bpf/bpf-next.git (master) by Alexei Starovoitov : On Thu, 11 Jun 2026 17:07:03 +0200 you wrote: > helper_fill_hashmap() is used also on parallel and stress map tests. > Those are consistently failing with ENOMEM on kernels built with > PREEMPT_RT if preallocation is disabled. The failure is transient and > only called by the memory cache refill running in a preemptible > irq_work, which can easily stall in case of contention. > > Use a retriable update in those cases to handle transient ENOMEM and > make the test more stable also on PREEMPT_RT. > Also fix the sign of the value printed in case of error (strerror() > expects a positive errno while updates return it negative). > > [...] Here is the summary with links: - [bpf-next] selftsets/bpf: Retry map update on helper_fill_hashmap() https://git.kernel.org/bpf/bpf-next/c/1f32c0d619d9 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html