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[118.21.156.233]) by smtp.gmail.com with ESMTPSA id a12sm502160pfo.136.2019.10.31.21.04.44 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 31 Oct 2019 21:04:44 -0700 (PDT) Received: by masabert (Postfix, from userid 1000) id 24F02201277; Fri, 1 Nov 2019 13:04:42 +0900 (JST) From: Masanari Iida To: linux-kernel@vger.kernel.org, mhocko@suse.com, ebiederm@xmission.com, akpm@linux-foundation.org, stable@vger.kernel.org, corbet@lwn.net, linux-doc@vger.kernel.org, mingo@redhat.com Cc: Masanari Iida Subject: [PATCH 1/2] docs: admin-guide: Fix min value of threads-max in kernel.rst Date: Fri, 1 Nov 2019 13:04:37 +0900 Message-Id: <20191101040438.6029-1-standby24x7@gmail.com> X-Mailer: git-send-email 2.24.0.rc1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Since following patch was merged 5.4-rc3, minimum value for threads-max changed to 1. kernel/sysctl.c: do not override max_threads provided by userspace b0f53dbc4bc4c371f38b14c391095a3bb8a0bb40 Signed-off-by: Masanari Iida --- Documentation/admin-guide/sysctl/kernel.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/admin-guide/sysctl/kernel.rst b/Documentation/admin-guide/sysctl/kernel.rst index 032c7cd3cede..38e0f10d7d9f 100644 --- a/Documentation/admin-guide/sysctl/kernel.rst +++ b/Documentation/admin-guide/sysctl/kernel.rst @@ -1101,7 +1101,7 @@ During initialization the kernel sets this value such that even if the maximum number of threads is created, the thread structures occupy only a part (1/8th) of the available RAM pages. -The minimum value that can be written to threads-max is 20. +The minimum value that can be written to threads-max is 1. The maximum value that can be written to threads-max is given by the constant FUTEX_TID_MASK (0x3fffffff). -- 2.24.0.rc1