From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f171.google.com (mail-il1-f171.google.com [209.85.166.171]) (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 D8AF432C8B for ; Tue, 23 Jul 2024 00:57:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.171 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721696266; cv=none; b=dSa5jib54hn6tpuMPmIPGH57HvtxHxFheqna8YsR9vte6Z67ND3hjUXqJOWbCz3BeClNZ6UabjHExEC4qcuUWcrdO/MS7Hm3rQHXYxqwOL91C5/Uc0OF7Ta8vjvn5A8TcdU94oVu9edboQmX03zrnikLhim+PQP3E5BHYdGXrfM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721696266; c=relaxed/simple; bh=/3TF8dT7JygGy6tck3pt5aCPyDOZXsuqmmZXC/KXUFU=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=DwSmE7O4oyzA9GIz8RatBUZKcBv5ZPmfGwq83ewAfXMZjzJCT/VfNYbAixO3gbRCQd2XpK4BSpQEh2ylAFKAtGnT+zfWd5HInR2Q5I3cQFVI7j9G9QRyKDRLHKmC/sWW3NE7SOCLyRsrXjLF4GmoUw8DZDrahkrblFT73B4myC8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=fw4KD2BM; arc=none smtp.client-ip=209.85.166.171 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="fw4KD2BM" Received: by mail-il1-f171.google.com with SMTP id e9e14a558f8ab-3993c6dd822so10282655ab.1 for ; Mon, 22 Jul 2024 17:57:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1721696264; x=1722301064; darn=vger.kernel.org; h=mime-version:user-agent:content-transfer-encoding:references :in-reply-to:date:cc:to:from:subject:message-id:from:to:cc:subject :date:message-id:reply-to; bh=NJ7JQHCTYQRcnOS7dubZ5cPw1DwjzQae65shzSdx9Rc=; b=fw4KD2BMym1sLaYfRDgSi8Bns5Wo+zy+dSOV8dtkjqM+2B35KN+10MJ2dZ1py3HfIm M3MDn1o57LnffO1A7qietSROCWw2syhT4DqQgkapAefa7O/KT8L3gznQ91nEOIQg6VO7 zLjfOqVVTEOrHhEj0hzJN7tVazhETaFffnfNbaU8sSola/SabxswGZrrUbuPVVhB8j3Q x602dU4iZWg6uI9hGODc08yWs3SkXV3195PMKmhH29FMI78gLv0MPHD+t8XcjcsBaFzn YMexPei7Mzq+ToBo/laO/K/4ILVAsLcvcUBVsLWGCFrMTKZH0i7MaV/1UZ2F+tVGD+BR U9JQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1721696264; x=1722301064; h=mime-version:user-agent:content-transfer-encoding:references :in-reply-to:date:cc:to:from:subject:message-id:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=NJ7JQHCTYQRcnOS7dubZ5cPw1DwjzQae65shzSdx9Rc=; b=T2igozJkQhRKoNokPrUT8kk5xbw2KswVRMoYPf5r6JtuWVYWOKXw7DuWZg6hVrIzod cmDszreSt6+NlntVddQye7qe6zhjnJ6r9Z2u0jBq3z3be30b6JDgfGpHxKVsji5YuGl5 hPf7HX9/6aiPhVhD70XzIXG82+OxybDr2A3Q+y02DJS0gBSsu+8x9NVTcMmlj5MrLO9Q NO8fbP2yiDK4W0se3RX+0kFcTV5UNCh4ASEQ8zOrdWzEikm7Bf1WcEEpffsK2w0lBitF WtoMM1x8AohNuIwrIrOoKaeaVYcRmfil/pT0FpCxz7QIqh/u7c1zqHlNisVcKx3VRZs1 N2Nw== X-Forwarded-Encrypted: i=1; AJvYcCXXC5Rl+mK3S0Y6bvJBEQMxb8qg+Dcj/NdH8IGZ7zXJWXkF/f/fIYIYnEUxele/AxG/k7pB8d4ohr5mDvsYrkudmDhj X-Gm-Message-State: AOJu0Yz1qYp4f34/R0MR4xLnAgykpo5BcGAdlRsRrr5THIifP0qpVvRR EAm8Tk3my14OboqWwae9ifA63l1BpOuVS3bVaqXpp9tSqUKH3yMU X-Google-Smtp-Source: AGHT+IF1k1OAHO4/eDupnj0RFCGhO9d409+kTnGSUO7egX/mage7TVJI+3cA1IlPWNT1+aA4NOeivQ== X-Received: by 2002:a05:6e02:1c42:b0:375:9d6d:130e with SMTP id e9e14a558f8ab-3993fee5ac5mr92900885ab.0.1721696263836; Mon, 22 Jul 2024 17:57:43 -0700 (PDT) Received: from [192.168.0.235] ([38.34.87.7]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-7a3f2b8546bsm699607a12.49.2024.07.22.17.57.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 22 Jul 2024 17:57:43 -0700 (PDT) Message-ID: <24a6649743528b2c8f44cc5415df32a3020b0951.camel@gmail.com> Subject: Re: [PATCH bpf-next v4] selftests/bpf: use auto-dependencies for test objects From: Eduard Zingerman To: Alexei Starovoitov , patchwork-bot+netdevbpf@kernel.org Cc: Ihor Solodrai , bpf , Alexei Starovoitov , Andrii Nakryiko , Daniel Borkmann , Mykola Lysenko Date: Mon, 22 Jul 2024 17:57:38 -0700 In-Reply-To: References: <172141323037.13293.5496223993427449959.git-patchwork-notify@kernel.org> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.52.3 (3.52.3-1.fc40) Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 On Mon, 2024-07-22 at 17:39 -0700, Alexei Starovoitov wrote: [...] > Andrii, Ihor, >=20 > not sure what happened, but 'make clean' now takes forever. > Pls take a look. It happens under certain conditions, here is a scenario that behaves badly for me: - two branches: - 'master' at cca09a371fa7 - 'tmp' with [0] applied on top of master - Steps to repro: # cd selftests directory $ git checkout tmp $ git clean -xfd . # be careful $ make -j test_progs $ git checkout master $ make clean =20 After which output looks as follows: CLNG-BPF [test_maps] access_map_in_map.bpf.o GEN-SKEL [test_progs] access_map_in_map.skel.h CLNG-BPF [test_maps] arena_atomics.bpf.o GEN-SKEL [test_progs] arena_atomics.skel.h CLNG-BPF [test_maps] arena_htab_asm.bpf.o GEN-SKEL [test_progs] arena_htab_asm.skel.h CLNG-BPF [test_maps] arena_htab.bpf.o GEN-SKEL [test_progs] arena_htab.skel.h CLNG-BPF [test_maps] arena_list.bpf.o GEN-SKEL [test_progs] arena_list.skel.h CLNG-BPF [test_maps] async_stack_depth.bpf.o GEN-SKEL [test_progs] async_stack_depth.skel.h CLNG-BPF [test_maps] atomic_bounds.bpf.o GEN-SKEL [test_progs] atomic_bounds.skel.h CLNG-BPF [test_maps] bad_struct_ops2.bpf.o GEN-SKEL [test_progs] bad_struct_ops2.skel.h CLNG-BPF [test_maps] bad_struct_ops.bpf.o GEN-SKEL [test_progs] bad_struct_ops.skel.h CLNG-BPF [test_maps] bench_local_storage_create.bpf.o GEN-SKEL [test_progs] bench_local_storage_create.skel.h CLNG-BPF [test_maps] bind4_prog.bpf.o GEN-SKEL [test_progs] bind4_prog.skel.h ... [0] https://lore.kernel.org/bpf/20240719110059.797546-1-xukuohai@huaweiclou= d.com/