From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from zeniv.linux.org.uk (zeniv.linux.org.uk [62.89.141.173]) (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 80F77346E7D for ; Fri, 3 Apr 2026 02:11:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=62.89.141.173 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775182312; cv=none; b=JkFqASIyqhMVOFpyTtSJjkZTg8yMy9o6XQ0LNnNa5y2uCxAqPQbanF8nzHQcSLCDaniI3i2lMPeEckgz8Q1jITw4b5FgbkYYLTw2h97Ee0YwZuhwc3itHFV51ZVT0ej0xDsYJoWC5E29zOsZFErUrLjlfO1lcivX5WbKUjDRhJQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775182312; c=relaxed/simple; bh=Awp8z4vNVcT1QQN5ibEqEhOs/+ENnTnUEC5q9IsCCTo=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=L8L8HwC1dcPQQw03xq5S290rPxRBWD6Ad8nl9XF9xuxspyuWcVORlrWqkFCQZvpWr18ZGSMFXaVA2NlFka8jJ9V58l9OAkr/IPgjpkc9vdWf8FP6sIcPMY5rpTjGa6NqFZIzi63Et1IXeCgz1quKzwdXVVCrt1SXmkml/6yAYN0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zeniv.linux.org.uk; spf=none smtp.mailfrom=ftp.linux.org.uk; dkim=pass (2048-bit key) header.d=linux.org.uk header.i=@linux.org.uk header.b=SLpQQnuG; arc=none smtp.client-ip=62.89.141.173 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zeniv.linux.org.uk Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=ftp.linux.org.uk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linux.org.uk header.i=@linux.org.uk header.b="SLpQQnuG" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=linux.org.uk; s=zeniv-20220401; h=Sender:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=vmz7zTPa8eQmcjBs+rXljONJcOGG7shnQ9yLFtEO1Kg=; b=SLpQQnuGXxDfX6DAI0A2KQXu71 Myq/ObjwPtfO5JqouSq/c+iD7sBLWvD8fWVbmhii5MEatHyqDMtcCV19BIYPdJuK92RN2THU2DL8G w3ZUSomFVRvUPjaN1dVRxvxwEQ1P+pcA5ZHSv0Lmw9Ls0hIDmm8ZTRK932OJc/ie9xKXQ5KiCuwAa gAOEP1fH5HrdAY1pHt9QL/F72Pdo3l+h04Kg7PU8K4JXIjOkluh+KEO4aIwVbUstviH+cX7+YZdAF Z4PsoppdF49btL9Zi4IBdfqptyJO07ZWyhl3Hy3H2FSWT0TiedbiD9rc9dZUZKeVwSDP/HmuFZmTe +4b2csYg==; Received: from viro by zeniv.linux.org.uk with local (Exim 4.99.1 #2 (Red Hat Linux)) id 1w8U4A-00000007tb6-4AZo; Fri, 03 Apr 2026 02:15:23 +0000 Date: Fri, 3 Apr 2026 03:15:22 +0100 From: Al Viro To: Linus Torvalds Cc: linux-fsdevel@vger.kernel.org, Christian Brauner , Jan Kara , Nikolay Borisov , Max Kellermann , Eric Sandeen , Paulo Alcantara Subject: Re: [RFC PATCH v2 4/4] get rid of busy-waiting in shrink_dcache_tree() Message-ID: <20260403021522.GK3836593@ZenIV> References: <20260122202025.GG3183987@ZenIV> <20260402180850.3729310-1-viro@zeniv.linux.org.uk> <20260402180850.3729310-5-viro@zeniv.linux.org.uk> <20260402224439.GI3836593@ZenIV> <20260402231643.GJ3836593@ZenIV> Precedence: bulk X-Mailing-List: linux-fsdevel@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: Sender: Al Viro On Thu, Apr 02, 2026 at 05:29:28PM -0700, Linus Torvalds wrote: > On Thu, 2 Apr 2026 at 16:13, Al Viro wrote: > > > > The incremental I've got right now is > > LGTM. Force-pushed...