From patchwork Tue Jul 23 13:22:03 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Rutland X-Patchwork-Id: 169532 Delivered-To: patch@linaro.org Received: by 2002:a92:4782:0:0:0:0:0 with SMTP id e2csp8871574ilk; Tue, 23 Jul 2019 06:22:12 -0700 (PDT) X-Google-Smtp-Source: APXvYqzaFwNHEweGtlUSZsRPgzRZ+dHkItyAF6eux77Q/8VZ9BZgHV64QBH9lcFFER39pRb9lpW3 X-Received: by 2002:a17:90a:c588:: with SMTP id l8mr81142092pjt.16.1563888131932; Tue, 23 Jul 2019 06:22:11 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1563888131; cv=none; d=google.com; s=arc-20160816; b=mcTLdH6J+BPiZyTwzRq56EBPNd4Yb0OW+bgJVbMYrX4BoTZllTopD5YEZAE59Yxdgc D2fFpGOlaGDg0wkHLYuc428Pn4x+fTav6f8GPJIbL+THfzmyxj6guYEzHNzy/XDonNQ8 W7lCAMZJlo65hFQ24qrrCvHxReoFsm59A4SeVTgHiqyfl6MSSo1+Saud+IQ6IQMQCLc7 0FRZNhkiJSj0PvRDj0FyA0ZJdOerKyLkvKRmGiqSR9YUtoFntp6E8gAF6NYQI/R1HZgK c59kUuMMMQXq6hWdZX+yhjypdnaqUr12AADIgBvCoxU9VOT4b9aBjU4nR2MfovPg9q0q GDtQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:message-id:date:subject:cc:to:from; bh=5N7uAzWOZWkAV0NlI/+bUpPvVbUtGSSAXzp0zTGxAXU=; b=TP2BA66vHfkg+lQxGLAnZT7rJ6zMMrP2XZibJaOQ7H1kbxzHsk8Q4D32/V0FTn3cEj Wy/Y9xaxeKyskliR4FALsLqgl6K6vCDXBU/bp4+cn7zUKe37KmQkVIbqz/jmStIo9qKL tu4BE5xpChjk3mzvXJSYNnYBigmAFUCEHZYDZyInR3l+vDnqhmBi92U72GE3Tnbk8dE8 GvJ9LqsW34+R+uS3WXjDlhRmeJ0AYXN09FuW7KKYkdUsY/7DzX++oryyRQwEIvsPJo1R OqK+l9q5V9JKrzNc3nMfngICb5+FmsSjp3WLKPlkEAl2FRArmrc8ObiKbRsW/HCTGXbU AoHg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id i15si14444167pfd.259.2019.07.23.06.22.11; Tue, 23 Jul 2019 06:22:11 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732238AbfGWNWK (ORCPT + 29 others); Tue, 23 Jul 2019 09:22:10 -0400 Received: from foss.arm.com ([217.140.110.172]:54750 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725778AbfGWNWJ (ORCPT ); Tue, 23 Jul 2019 09:22:09 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id B355628; Tue, 23 Jul 2019 06:22:08 -0700 (PDT) Received: from lakrids.cambridge.arm.com (usa-sjc-imap-foss1.foss.arm.com [10.121.207.14]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 0B5B63F71F; Tue, 23 Jul 2019 06:22:07 -0700 (PDT) From: Mark Rutland To: linux-kernel@vger.kernel.org Cc: Mark Rutland , Jonathan Corbet , linux-doc@vger.kernel.org Subject: [PATCH] Documentation/features/locking: update lists Date: Tue, 23 Jul 2019 14:22:03 +0100 Message-Id: <20190723132203.51814-1-mark.rutland@arm.com> X-Mailer: git-send-email 2.11.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The locking feature lists don't match reality as of v5.3-rc1: * arm64 moved to queued spinlocks in commit: c11090474d70590170cf5fa6afe85864ab494b37 ("arm64: locking: Replace ticket lock implementation with qspinlock") * xtensa moved to queued spinlocks and rwlocks in commit: 579afe866f52adcd921272a224ab36733051059c ("xtensa: use generic spinlock/rwlock implementation") * architecture-specific rwsem support was removed in commit: 46ad0840b1584b92b5ff2cc3ed0b011dd6b8e0f1 ("locking/rwsem: Remove arch specific rwsem files") So update the feature lists accordingly, and remove the now redundant rwsem-optimized list. Signed-off-by: Mark Rutland Cc: Jonathan Corbet Cc: linux-doc@vger.kernel.org --- .../locking/queued-rwlocks/arch-support.txt | 2 +- .../locking/queued-spinlocks/arch-support.txt | 4 +-- .../locking/rwsem-optimized/arch-support.txt | 34 ---------------------- 3 files changed, 3 insertions(+), 37 deletions(-) delete mode 100644 Documentation/features/locking/rwsem-optimized/arch-support.txt -- 2.11.0 diff --git a/Documentation/features/locking/queued-rwlocks/arch-support.txt b/Documentation/features/locking/queued-rwlocks/arch-support.txt index c683da198f31..ee922746a64c 100644 --- a/Documentation/features/locking/queued-rwlocks/arch-support.txt +++ b/Documentation/features/locking/queued-rwlocks/arch-support.txt @@ -30,5 +30,5 @@ | um: | TODO | | unicore32: | TODO | | x86: | ok | - | xtensa: | TODO | + | xtensa: | ok | ----------------------- diff --git a/Documentation/features/locking/queued-spinlocks/arch-support.txt b/Documentation/features/locking/queued-spinlocks/arch-support.txt index e3080b82aefd..c52116c1a049 100644 --- a/Documentation/features/locking/queued-spinlocks/arch-support.txt +++ b/Documentation/features/locking/queued-spinlocks/arch-support.txt @@ -9,7 +9,7 @@ | alpha: | TODO | | arc: | TODO | | arm: | TODO | - | arm64: | TODO | + | arm64: | ok | | c6x: | TODO | | csky: | TODO | | h8300: | TODO | @@ -30,5 +30,5 @@ | um: | TODO | | unicore32: | TODO | | x86: | ok | - | xtensa: | TODO | + | xtensa: | ok | ----------------------- diff --git a/Documentation/features/locking/rwsem-optimized/arch-support.txt b/Documentation/features/locking/rwsem-optimized/arch-support.txt deleted file mode 100644 index 7521d7500fbe..000000000000 --- a/Documentation/features/locking/rwsem-optimized/arch-support.txt +++ /dev/null @@ -1,34 +0,0 @@ -# -# Feature name: rwsem-optimized -# Kconfig: !RWSEM_GENERIC_SPINLOCK -# description: arch provides optimized rwsem APIs -# - ----------------------- - | arch |status| - ----------------------- - | alpha: | ok | - | arc: | TODO | - | arm: | ok | - | arm64: | ok | - | c6x: | TODO | - | csky: | TODO | - | h8300: | TODO | - | hexagon: | TODO | - | ia64: | ok | - | m68k: | TODO | - | microblaze: | TODO | - | mips: | TODO | - | nds32: | TODO | - | nios2: | TODO | - | openrisc: | TODO | - | parisc: | TODO | - | powerpc: | TODO | - | riscv: | TODO | - | s390: | ok | - | sh: | ok | - | sparc: | ok | - | um: | ok | - | unicore32: | TODO | - | x86: | ok | - | xtensa: | ok | - -----------------------