Received: by 2002:ac0:a594:0:0:0:0:0 with SMTP id m20-v6csp811703imm; Wed, 23 May 2018 06:02:23 -0700 (PDT) X-Google-Smtp-Source: AB8JxZqmZEBFc5q3Z4CE0uNER+gU8ggHKDaOgF53JlKsn3YfSZqXgqYWoTrJjRuAeIKsivyB/LN7 X-Received: by 2002:a17:902:8486:: with SMTP id c6-v6mr2905820plo.23.1527080543345; Wed, 23 May 2018 06:02:23 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1527080543; cv=none; d=google.com; s=arc-20160816; b=tXZa1Fa1LCw1PMNn6675L1hPdZxrfVlFMW1AEZm8l8bT3hVT8kwTy5HgiABeDcZ9U+ 787iUA6MiUsxmLp6y4ZSaTfSJ4uwEk7nuLwEoINSbcpR3j7BQUfgkYRcJpdIMFslrCiA AxyonEcRt/q1BS5YMdMM7Cgx3YpdS46Bke8og0SE3K+edxtjxLJ8Pc3VO0Obvs0zJJx8 6PH2OqiFk4QyhL+5PqTXt5gv2poQGt009MfJYxqtEnsH4i3OFujvU+C7mWMEFDoYAmej tMULKB0dkzdbpBs03dyWvjp7vco6Pk4s6EOWC6g1c5AfrqtwJqq+b1sH4YwLNywFhPNp 0h2g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:dkim-signature:arc-authentication-results; bh=l9P6WcDrda5jglVCHuz8prBcmiMcfnnQzbcROJI59CA=; b=DEZO7qETU24pLi2xKdQSx+h43BAm0bDU2+9VURE+tbEMMWKpTNU/EoqlEkwQ7QqL8G sgw4hONzPuzGyOuN2crV8e0GD/RnNDENawqi3pzroik1LVACmXZWbGnNi96ZawNPDm3A aPfQVsKGT2UT6NN14z2SX88pupHSdetx3uLorDvyk0hVpagOsuZRbJkmtHKaNpsF6NIz 9+DgMJGE3blLXLT0Nw7PVT9IDSR324S2+ug9g7XoejW4jyHcovacMrm0TthTODrTFXQk OCYxcnV2BcKYkzNJcQUZs1o/WEHWqt+mFu+F4JEzjxQzGF+rUTMJ8QrCQ648D+7FS+2o QMmw== ARC-Authentication-Results: i=1; mx.google.com; dkim=fail header.i=@infradead.org header.s=merlin.20170209 header.b=LeLjy6EC; 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 z3-v6si17717478pln.292.2018.05.23.06.01.43; Wed, 23 May 2018 06:02:23 -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; dkim=fail header.i=@infradead.org header.s=merlin.20170209 header.b=LeLjy6EC; 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 S932875AbeEWNBc (ORCPT + 99 others); Wed, 23 May 2018 09:01:32 -0400 Received: from merlin.infradead.org ([205.233.59.134]:42524 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932089AbeEWNBb (ORCPT ); Wed, 23 May 2018 09:01:31 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=l9P6WcDrda5jglVCHuz8prBcmiMcfnnQzbcROJI59CA=; b=LeLjy6EC73VnwechyotaRcfE9 UYs3uwlobWA1SE4TsuRG8bN15zJK7CtUwz2Iq6TSCitXRbTh20T3cKwomM3/OxnqYL9U8K9+6A2/M lRhDlhHfEyNQzgZ6miBMZwi9uRwO9fJj0SsJEzZdQmJZxrE/tPJinCOuxkSF+NlmoTXvp1jzVtF1M stXrybsGt1iW4014diGnbe5ERAhXdHyFyvHGLrIXEpZsAS/Q12Lst9nElacnHEZOLaVJa4MVI7qps 1llUTsYPhPLenZv/+szWy2FNK0UYKnmY6I+uGR1mAsPMYAlc9gK0nzrudr+aY/fQzUMz0hSZXxG71 D6ajkRXiw==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=hirez.programming.kicks-ass.net) by merlin.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1fLTOR-0003EH-2O; Wed, 23 May 2018 13:01:27 +0000 Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 909792029F869; Wed, 23 May 2018 15:01:25 +0200 (CEST) Date: Wed, 23 May 2018 15:01:25 +0200 From: Peter Zijlstra To: Sebastian Andrzej Siewior Cc: linux-kernel@vger.kernel.org, tglx@linutronix.de, Ingo Molnar , linux-mm@kvack.org, Shaohua Li , linux-raid@vger.kernel.org, Anna-Maria Gleixner Subject: Re: [PATCH v2 0/8] Introduce refcount_dec_and_lock_irqsave() Message-ID: <20180523130125.GZ12217@hirez.programming.kicks-ass.net> References: <20180509193645.830-1-bigeasy@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180509193645.830-1-bigeasy@linutronix.de> User-Agent: Mutt/1.9.5 (2018-04-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, May 09, 2018 at 09:36:37PM +0200, Sebastian Andrzej Siewior wrote: > This series is a v2 of the atomic_dec_and_lock_irqsave(). Now refcount_* > is used instead of atomic_* as suggested by Peter Zijlstra. > > Patch > - 1-3 converts the user from atomic_* API to refcount_* API > - 4 implements refcount_dec_and_lock_irqsave > - 5-8 converts the local_irq_save() + refcount_dec_and_lock() users to > refcount_dec_and_lock_irqsave() > > The whole series sits also at > git://git.kernel.org/pub/scm/linux/kernel/git/bigeasy/staging.git refcount_t_irqsave > 1-2, 4-6: Acked-by: Peter Zijlstra (Intel)