From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-180.mta0.migadu.com (out-180.mta0.migadu.com [91.218.175.180]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A513630FC37 for ; Thu, 26 Feb 2026 19:10:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.180 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772133019; cv=none; b=c7qvjdARS8IXVWG2QbXugcvXUSbiA8ed29LN9fnRBhco85ATdkRAAOyndw2xm4cQUaoxbmRJ52wUmcopZtgqs9vr5l5RunTsWZkEYAHhsUGY0RMeG0ws3U6jYDvawqn+Za7358Utvrntmtd44XBARaH18E74P2/GHJc5jqOQDmQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772133019; c=relaxed/simple; bh=Urx9ZGhxfqsxSFpihGVRt7oa/SweCQ6ORgToy12W05w=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=SY5iugzLIi0ttKfEm09gJWdFTHUpj85S7LJnXB6gD+GIIHYOkJObV9r8wkySlcIkvARXDMGCe2Q800miV/cW5uyRtq6AeFjeEZPP4cqes3cDDsAAdqp6OyVYV38az7knnoGxzyDLCnPY9tpx06pQjUoUWSVxOz+sxXG4jGmV1tk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=mCE72nMn; arc=none smtp.client-ip=91.218.175.180 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="mCE72nMn" Date: Thu, 26 Feb 2026 11:09:59 -0800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1772133005; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=K0HVRRuTL2YHGXqmEhOuxE5ZpZN9MWjJ25A+GvPVlGI=; b=mCE72nMnTsSWbcn0ozkeFmQefohkVGICbEOU6C8Ptn00ccOi7CLXHLxxnP6inRb+oE0J2H bSWmt6dvPi0fQKBSIlbNcN39yaYT0XJRe/ZGe+GOsnJcjCAtJKLqRIqw/xqFwvPuDXw8sX YgbX7Kvqo2leZ8InqpXIUktlGxkkyqk= X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Shakeel Butt To: Dmitry Ilvokhin Cc: Andrew Morton , David Hildenbrand , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Axel Rasmussen , Yuanchu Xie , Wei Xu , Steven Rostedt , Masami Hiramatsu , Mathieu Desnoyers , Brendan Jackman , Johannes Weiner , Zi Yan , Oscar Salvador , Qi Zheng , linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-trace-kernel@vger.kernel.org, linux-cxl@vger.kernel.org, kernel-team@meta.com, Benjamin Cheatham Subject: Re: [PATCH v3 4/5] mm: rename zone->lock to zone->_lock Message-ID: References: <1221b8e7fa9f5694f3c4e411f01581b5aba9bc63.1772129168.git.d@ilvokhin.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1221b8e7fa9f5694f3c4e411f01581b5aba9bc63.1772129168.git.d@ilvokhin.com> X-Migadu-Flow: FLOW_OUT On Thu, Feb 26, 2026 at 06:26:21PM +0000, Dmitry Ilvokhin wrote: > This intentionally breaks direct users of zone->lock at compile time so > all call sites are converted to the zone lock wrappers. Without the > rename, present and future out-of-tree code could continue using > spin_lock(&zone->lock) and bypass the wrappers and tracing > infrastructure. > > No functional change intended. > > Suggested-by: Andrew Morton > Signed-off-by: Dmitry Ilvokhin Acked-by: Shakeel Butt