From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f181.google.com (mail-il1-f181.google.com [209.85.166.181]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 23511271449 for ; Tue, 15 Jul 2025 14:10:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.181 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752588623; cv=none; b=Mg5y7Kdo/EX53ImzdcUiu8VmnKG3JKKexISB8tJlitYWlHiKiwCm32sAN7Ku1mbpXI/zys3RAajkLtD8xZd/8uuEnLB/XJWWPfRbofms3zEbomrdKAbLXIsveXpeXObqHL9f7j7Arhh9rX/psCxjAiF9IO50UW7sThZvdytfuc8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752588623; c=relaxed/simple; bh=+bManZoJ7DUc7PE7xd7pJIQtqW11gJZQd7GwUTQc7J0=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=hCjFm1glYuZvdnnuqN10NPO0NSd8W6esVKNHEtDSS1Yu/5C1mdXIo7dwiMmdckGeOp3QvIwchjOZPeVK01LywWwLnEXzvybq59eWUcXmtHwUjnaGN2OIyfwkFb+T84EsNxKnL+ldWLVKWLEebh94Uju8O+vUm7Vh9AopTcfY6UM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.dk; spf=pass smtp.mailfrom=kernel.dk; dkim=pass (2048-bit key) header.d=kernel-dk.20230601.gappssmtp.com header.i=@kernel-dk.20230601.gappssmtp.com header.b=uhj6iLb8; arc=none smtp.client-ip=209.85.166.181 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.dk Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=kernel.dk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel-dk.20230601.gappssmtp.com header.i=@kernel-dk.20230601.gappssmtp.com header.b="uhj6iLb8" Received: by mail-il1-f181.google.com with SMTP id e9e14a558f8ab-3da73df6c4eso44165965ab.0 for ; Tue, 15 Jul 2025 07:10:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20230601.gappssmtp.com; s=20230601; t=1752588619; x=1753193419; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=gz6M9A3kNVymngWUbjHxUUeWvWwN2Oe7xxlyyy1otJk=; b=uhj6iLb8jUGuO8NvGeCz6/X7zB+qHasRR5W6nO74xGZWuefIEdHWhFlM+zdo378KnG QemLJ9FwwbS3B178uWI0VUZfJP0Wf9qMe75XoltTbvBTz/YHaTSIBPPHnDEruTjYAeS+ 7A0HewDXbnlHIqURfXp5J8DdfK0gXZUoWu4xV5dRkV6uSYWTFJjvAybZTdKWb+ue+t41 t3ljdq45hfdD5T2QkKHeCE80Gzc7IcVfj0Pu7d6rIoKV5v/ViHBN9ebxwElPwM0DoKoR cmsOAfKOmDmVrU99kJI/P664Lj7DI+TpZ+LhfQ8BgIQTywdOWjyXQKC4w8DQNA95Gz2C y+Jg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1752588619; x=1753193419; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=gz6M9A3kNVymngWUbjHxUUeWvWwN2Oe7xxlyyy1otJk=; b=cjxcAi5vKtU8aExTk6Nejos9Cjs9w0YJKThp4rkRTTmg3l29wVHVQ+Sq1cGkP/KSAc IfbQVBVLAnMNsMUrDlSmLSKn5sCCDZcuSAmsgjIugHg8yklecRYUBPFTzT0fFfH5M6rB bJutzjBqPc+2U1Vr/eMPgmQTQfTbU/T5/7V5ne5bq3rIwVMJkVifwvJC2zqfMdhBZJxE 0J6cLBAYGiCivTjyrQQ/2NqSQ3ilQR+tn6pHV7vjVhH/LaQ/s9mGF9zboYgtnA/vD/in pRscpBikLARVMXcN0OykbY8PHlQnjYJ9rBM90PJtb2Gbw4EKbVR1LH18qDaACrZti4hY W6aQ== X-Forwarded-Encrypted: i=1; AJvYcCUDSm9MgMoJPDTxpBaTUTrGDtg9PISRRiciuG2Eq9uqdaJlzk/5rPobJt8nuzMagQH7FrTJEtDsJw==@vger.kernel.org X-Gm-Message-State: AOJu0YwhqCSnR3Qq4rDLnkY9vAS1Cpe81lrm5F8gfmgTG/54fFTa6j2F GKofAgVLrL67d/wPnBSEqjg3iL2fGQMv6ZFVAZVPD+30EaaCoRfv70X/Ry9XYLZ3ONxxJBEzqXg LvQHM X-Gm-Gg: ASbGncs/D0IoAsv0b0sBo8NOMDRuioAXYiSvRaQIPXz+zCH7VJxfiPYUelFUM3oY/I4 6MJRdH0R0rAER20h1CmGHSp2XNejcx5aKtC8n/gwtAZjuA30UF3ibJ6QqcFb41jqydQqT/EZ4dV bY01AEUeX8mCRgDr4QzUsuFjKhZ6PPjBA+WdFC3ezym6pUntdobPDLL4fhgRAP/fp3aNZpBazpt OMK0LwxxyvldKZ4aDkzDiKhEB+BPtdO8y0DWEo4se62PwlETP7keiMwpjUrYgSM+8S3KbUZ2E0h +NVxXiI9MjyArTOM9cbrXoaf6acogAuDF5pX7+nXmCyMLTY6tqCcr+659CuZv9esOpgdOPYdxOV Dqyt1j8FBdwPU9C71EZw= X-Google-Smtp-Source: AGHT+IE1jSl0+Ol461G6fZrpoKwEDGHayubqoEeTwWls/gtKYdvp4zX/qFJoj8BP/4ShuOwARvbT3w== X-Received: by 2002:a05:6e02:188b:b0:3dd:d189:6511 with SMTP id e9e14a558f8ab-3e2556d42ddmr182511335ab.21.1752588618466; Tue, 15 Jul 2025 07:10:18 -0700 (PDT) Received: from [192.168.1.150] ([198.8.77.157]) by smtp.gmail.com with ESMTPSA id e9e14a558f8ab-3e276c97460sm7269955ab.70.2025.07.15.07.10.17 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 15 Jul 2025 07:10:17 -0700 (PDT) Message-ID: <4bc75566-9cb5-42ec-a6b7-16e04062e0c6@kernel.dk> Date: Tue, 15 Jul 2025 08:10:16 -0600 Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH liburing 1/3] Revert "test/io_uring_register: kill old memfd test" To: Alviro Iskandar Setiawan Cc: Linux Kernel Mailing List , io-uring Mailing List , GNU/Weeb Mailing List , Ammar Faizi References: <20250715050629.1513826-1-alviro.iskandar@gnuweeb.org> <20250715050629.1513826-2-alviro.iskandar@gnuweeb.org> Content-Language: en-US From: Jens Axboe In-Reply-To: <20250715050629.1513826-2-alviro.iskandar@gnuweeb.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 7/14/25 11:06 PM, Alviro Iskandar Setiawan wrote: > This reverts commit 732bf609b670631731765a585a68d14ed3fdc9b7. > > Bring back `CONFIG_HAVE_MEMFD_CREATE` and the associated memfd test > to resolve Android build failures caused by: > > 93d3a7a70b4a ("examples/zcrx: udmabuf backed areas") > > It added a call to `memfd_create()`, which is unavailable on some > Android toolchains, leading to the following build error: > > ``` > zcrx.c:111:10: error: call to undeclared function 'memfd_create'; ISO C99 and \ > later do not support implicit function declarations \ > [-Wimplicit-function-declaration] > 111 | memfd = memfd_create("udmabuf-test", MFD_ALLOW_SEALING); > | ^ > ``` > > This reversion is a preparation step for a proper fix by ensuring > `memfd_create()` usage is guarded and portable. Issue #620 was > initially unclear, but we now suspect it stemmed from improper > compiler/linker flag combinations. Maybe just bring back the configure parts? The test, as mentioned in that commit, is pretty useless. -- Jens Axboe