From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f50.google.com (mail-pj1-f50.google.com [209.85.216.50]) (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 5C08E5237AA for ; Mon, 5 Oct 2026 17:18:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.50 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791220740; cv=none; b=nHA3JQOpksRylA4BQDL0CXMPjnJ7r7s9bEqabPe++/Sl80nVJCrVErP4SQ487ldfa7a0VlJL0sy+GgzBagMar6fHPo1CmNAD8CPYYESKD6ZHAhgaTR1de6apFWNaKUzJEKNtRTd9Y1KXTBVJkPiFv//O62V17Sqw3bRK+yNWgKM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791220740; c=relaxed/simple; bh=ikRDPvJS94ZCR7PUsAAuEp28RxgBvB/t5DdR/IX8Lk4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=G93QLJ3Sc8KjTYCpBjZieQv77KJltsypyBS7HVzpTmMqvuoOryyyD4jtTXr5CYzRyGKwzjpayhupME4Ya2MnaAEYpOH5J2Gm2+9a3N+6DDUBycZAUCh/yzbwc9JfM1tUCrsaYItLS470qz2I429RiKBCIaCmFTQFwm2g7VUX68k= 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=kDcH/Xg4; arc=none smtp.client-ip=209.85.216.50 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="kDcH/Xg4" Received: by mail-pj1-f50.google.com with SMTP id 98e67ed59e1d1-381b831d535so1882573a91.0 for ; Mon, 05 Oct 2026 10:18:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1791220737; x=1791825537; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to:content-type; bh=7JGfeM05iMohWhPKcbFv96DJOpIFn77eSNSRuB4K3d4=; b=kDcH/Xg4RjPEoEdcznaabc1cj2uwxJg4oniQl4A51j2bmvptrqvvHOf6DDAE8q80wo 3yoLGzDuz92YOw7q+wa5u/qhtrYL+yIxtqWgxVgPj/JSkIm5JBVNRFHu6msivq1EH9Z6 m3zbvr+9epLBV5yBHxuxmzIuDTURGKhSgWyEZg1t+pHpgZCn5M4rhct10VPvCpsfMLkG G0jKFtqAvGByfEsHM2fhut8K6OxF0g1xu3jrsjifJXDAY1fQzxe7J+Kcn4nefAlXesfP LLR2G+0ZXMZNfSkC0DW3SRqsLlKwuJt63H/D/lVgSDTvXB1lRrR/3fYJrAiE01HAeOSw hsAQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1791220737; x=1791825537; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to:content-type; bh=7JGfeM05iMohWhPKcbFv96DJOpIFn77eSNSRuB4K3d4=; b=bFQSStYwI1YP8IsoaS3nYePZ2G5wde2POF+1hjEBSYh/5q6FZX5jK/0lxdn7ZoaMPl qbf9LW8DlvbQg8wtIrKFwvlfj7h/Bq3KJ8luntdByCOawubBvovbDzHU0Gj3jnZupFFO NBxQO8yOML/JmVU3iwgqmuQobdpMlO9lrzoosWqXLTQW0/1ETlZG7bkaxCu8YGgJZ2Op eDnzM5fLmBBDvXAMg65ui2mmRZpmMIJ8ZKvewEqN/jDP/4H6hVHaIh4YaE3GIoD9o3Fb 4ZN9edNBpQdd9HMkHtlDDeUE4+mymRKJrXSQCDwRYcZkq24bWEkkMqx+y+D3ojbhDWiF fQzg== X-Forwarded-Encrypted: i=1; AKwUvBxiTYjnk7s2uXiB2GH3OAbr/1iMNmwEDa38Yl5Xc/FCrHzRAEtGNCDy0u36S4Nw0MEeOFMU5GZza54J@vger.kernel.org X-Gm-Message-State: AFq9FYLzYXIIudDwLejn8XgA15OdBR+3E7/SN5HyNd3an4kqbXXEmKtm R/Dh5dbDVEZEXWZqzGie45vvF92n4CJljmRQn+kQ4x7TSVk7pOmlQZ/E X-Gm-Gg: AYBFou2bRb3C8D8/wGVf9AzJvrxXJ/gNq784zCrp+15JXYrn9mL+GSAIyGOAj3BuNJ+ O+4f/0aFyfQofhWoz/TafEWM7dExHDrjZMz881TYMdi+1WJwh7heKn/rhjFHUq3j9jYNQerBFAC xKo9pNfvjKPdwvcjbNKXiQZkx2j+ogopPPId6a2yT5c8xbotLESFhryjRfwsgVH1/G9SU8l4HMA pFI7nNNfzX8iXqaYOY5QxZmvDAbs1+HWkRRxzGhTj7gYr2LH8cVHdoYlXf8qpZbhaigsXsjqSxT S5Ec8uhwkhPB8Hlp+xtsaVgfWna2Sy8j8xf26srFKx7hBFdPGd4tGxH8gEXQGJm1MM6nbUam33V hv0A8kSF2A2kX2CcjhFcQzi2eNPNliOW975GwIDwqJfU9S7ZyfzujnAkQdIRXOW26+1tTigQNz+ HTC0eVVrWUaTB6VICubGS2cuRyZvIx+uIhp5Z/zaJIVwc+VxHYmQZ+ucARuO2M+Kt1QBQ459Jv+ m6H4qNwzEW09VmBVTCSteV0rTvqVQ== X-Received: by 2002:a17:90b:540b:b0:3a0:7cbf:b8cd with SMTP id 98e67ed59e1d1-3a787182b90mr6948956a91.14.1791220737102; Mon, 05 Oct 2026 10:18:57 -0700 (PDT) Received: from kernel.tail6741c6.ts.net ([216.195.201.24]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3a853cafddesm406910a91.10.2026.10.05.10.18.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 05 Oct 2026 10:18:55 -0700 (PDT) From: Kunwu Chan To: paulmck@kernel.org, corbet@lwn.net, mingo@redhat.com, frederic@kernel.org, neeraj.upadhyay@kernel.org, josh@joshtriplett.org, urezki@gmail.com, dave@stgolabs.net, lianux.mm@gmail.com Cc: stern@rowland.harvard.edu, parri.andrea@gmail.com, will@kernel.org, peterz@infradead.org, boqun@kernel.org, npiggin@gmail.com, dhowells@redhat.com, j.alglave@ucl.ac.uk, luc.maranget@inria.fr, akiyks@gmail.com, dlustig@nvidia.com, joelagnelf@nvidia.com, skhan@linuxfoundation.org, rdunlap@infradead.org, longman@redhat.com, rostedt@goodmis.org, mathieu.desnoyers@efficios.com, jiangshanlai@gmail.com, qiang.zhang@linux.dev, kunwu.chan@gmail.com, brads@mainlining.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, lkmm@lists.linux.dev, linux-doc@vger.kernel.org, rcu@vger.kernel.org, linux-kselftest@vger.kernel.org Subject: [PATCH RFC v3 13/15] hazptrtorture: add READERS4 and READERS0 torture configs Date: Tue, 6 Oct 2026 01:15:27 +0800 Message-ID: <20261005171529.1378809-14-kunwu.chan@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20261005171529.1378809-1-kunwu.chan@gmail.com> References: <20261005171529.1378809-1-kunwu.chan@gmail.com> Precedence: bulk X-Mailing-List: linux-arch@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add READERS4 and READERS0 configs to cover reader-active and reader-free synchronize paths. Both use the PREEMPT baseline and hazptr-stack torture type, with four readers for READERS4 and no readers for READERS0. Signed-off-by: Kunwu Chan --- .../selftests/rcutorture/configs/hazptr/CFLIST | 2 ++ .../selftests/rcutorture/configs/hazptr/READERS0 | 16 ++++++++++++++++ .../rcutorture/configs/hazptr/READERS0.boot | 2 ++ .../selftests/rcutorture/configs/hazptr/READERS4 | 16 ++++++++++++++++ .../rcutorture/configs/hazptr/READERS4.boot | 2 ++ 5 files changed, 38 insertions(+) create mode 100644 tools/testing/selftests/rcutorture/configs/hazptr/READERS0 create mode 100644 tools/testing/selftests/rcutorture/configs/hazptr/READERS0.boot create mode 100644 tools/testing/selftests/rcutorture/configs/hazptr/READERS4 create mode 100644 tools/testing/selftests/rcutorture/configs/hazptr/READERS4.boot diff --git a/tools/testing/selftests/rcutorture/configs/hazptr/CFLIST b/tools/testing/selftests/rcutorture/configs/hazptr/CFLIST index 380b8402ccc9..1826be30c066 100644 --- a/tools/testing/selftests/rcutorture/configs/hazptr/CFLIST +++ b/tools/testing/selftests/rcutorture/configs/hazptr/CFLIST @@ -1,4 +1,6 @@ NOPREEMPT PREEMPT +READERS0 +READERS4 SLOWPATH LOCKDEP diff --git a/tools/testing/selftests/rcutorture/configs/hazptr/READERS0 b/tools/testing/selftests/rcutorture/configs/hazptr/READERS0 new file mode 100644 index 000000000000..c5b12f3bef74 --- /dev/null +++ b/tools/testing/selftests/rcutorture/configs/hazptr/READERS0 @@ -0,0 +1,16 @@ +CONFIG_SMP=y +CONFIG_NR_CPUS=16 +CONFIG_PREEMPT_NONE=n +CONFIG_PREEMPT_VOLUNTARY=n +CONFIG_PREEMPT=y +CONFIG_HZ_PERIODIC=n +CONFIG_NO_HZ_IDLE=y +CONFIG_NO_HZ_FULL=n +CONFIG_HOTPLUG_CPU=y +CONFIG_SUSPEND=n +CONFIG_HIBERNATION=n +CONFIG_DEBUG_LOCK_ALLOC=n +CONFIG_PROVE_LOCKING=n +CONFIG_DEBUG_OBJECTS_RCU_HEAD=n +CONFIG_DEBUG_KERNEL=y +CONFIG_HAZPTR_DEBUG=y diff --git a/tools/testing/selftests/rcutorture/configs/hazptr/READERS0.boot b/tools/testing/selftests/rcutorture/configs/hazptr/READERS0.boot new file mode 100644 index 000000000000..f5564c218902 --- /dev/null +++ b/tools/testing/selftests/rcutorture/configs/hazptr/READERS0.boot @@ -0,0 +1,2 @@ +hazptrtorture.nreaders=0 +hazptrtorture.torture_type=hazptr-stack diff --git a/tools/testing/selftests/rcutorture/configs/hazptr/READERS4 b/tools/testing/selftests/rcutorture/configs/hazptr/READERS4 new file mode 100644 index 000000000000..c5b12f3bef74 --- /dev/null +++ b/tools/testing/selftests/rcutorture/configs/hazptr/READERS4 @@ -0,0 +1,16 @@ +CONFIG_SMP=y +CONFIG_NR_CPUS=16 +CONFIG_PREEMPT_NONE=n +CONFIG_PREEMPT_VOLUNTARY=n +CONFIG_PREEMPT=y +CONFIG_HZ_PERIODIC=n +CONFIG_NO_HZ_IDLE=y +CONFIG_NO_HZ_FULL=n +CONFIG_HOTPLUG_CPU=y +CONFIG_SUSPEND=n +CONFIG_HIBERNATION=n +CONFIG_DEBUG_LOCK_ALLOC=n +CONFIG_PROVE_LOCKING=n +CONFIG_DEBUG_OBJECTS_RCU_HEAD=n +CONFIG_DEBUG_KERNEL=y +CONFIG_HAZPTR_DEBUG=y diff --git a/tools/testing/selftests/rcutorture/configs/hazptr/READERS4.boot b/tools/testing/selftests/rcutorture/configs/hazptr/READERS4.boot new file mode 100644 index 000000000000..0d0df3f7dca4 --- /dev/null +++ b/tools/testing/selftests/rcutorture/configs/hazptr/READERS4.boot @@ -0,0 +1,2 @@ +hazptrtorture.nreaders=4 +hazptrtorture.torture_type=hazptr-stack -- 2.43.0