Received: by 2002:ac0:a5a6:0:0:0:0:0 with SMTP id m35-v6csp680140imm; Wed, 22 Aug 2018 10:41:37 -0700 (PDT) X-Google-Smtp-Source: AA+uWPxj39+6D+aw+JTNhfioGd51UTHD8Uvy+mkQ2rN5oarW/1IQQxV/8ExkdYQ25Mta19iNlgQH X-Received: by 2002:a17:902:a502:: with SMTP id s2-v6mr15976781plq.311.1534959697368; Wed, 22 Aug 2018 10:41:37 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1534959697; cv=none; d=google.com; s=arc-20160816; b=nUUIJw3M06wm6G+FFPGk30ZcAEIjtanABtUb5gYb6ZNj+ORarVZWJHnydZgd/HMb3L MtxKFo3aYdIgpovGmNKePg5Gpl5dDHCoj8hU1O64Pt0IlHOuBgtPdDIyteXmNIlHB2bF ANWLwvf1bvDEPNjYcg7qjkyuetuNAGIzDAhvK0LbJFbuZHZAgY4N7431AMhudzIX+Klt E8SVW8rVhvozYr9I/LtJwC0dER5BSAxqvyN3UxdSioISdXszqXRr2oun1AtuG5uDHl0n QRB1RSqCLLFdwUSyCN3I/DCat3U7qbbooddXjHnoI+vokNLe3gl/hLDmb0XxjRj0D520 RLFw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:feedback-id:mime-version:user-agent :references:message-id:in-reply-to:subject:cc:to:from:date :dkim-signature:arc-authentication-results; bh=6WJ8dq6BvDKTlWMP4qM1uhaDYdOQTKWP9odomkpm4BQ=; b=jlBnrhwS56s7FNi9FyabxuLOlMHshzlFhZE8xbYuncu37AQG31XRdROnt9MqgmaECM nbr/W2JGFYFjXnOM57jAgfYFLjWPGR0KRB3W9PatO60z0SZ90XtJ8XHO0w532V77Zka/ uiaLQVp7xgNZS0gz4eNsrIUAqv9Gn3b2A06sHKW4bYFmpPvhO+GwOVwXfdhS5waWORrU M1ooNF0tYl4g1R6fTe5l/oHJZRUnC4VjZE3qJpekRoUUxu9fhXH/LCDnFX+WPFDqF3ns juFdY6dzLGO4VwLeGi5ifnpZs5owym4WIUIeTM4Q2351fdLWZnqSJ5bgwVUTZ8i4JzvK 9qoA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@amazonses.com header.s=ug7nbtf4gccmlpwj322ax3p6ow6yfsug header.b=JJlE5ylB; 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 t14-v6si2192559pga.43.2018.08.22.10.41.21; Wed, 22 Aug 2018 10:41:37 -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=pass header.i=@amazonses.com header.s=ug7nbtf4gccmlpwj322ax3p6ow6yfsug header.b=JJlE5ylB; 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 S1727574AbeHVVGI (ORCPT + 99 others); Wed, 22 Aug 2018 17:06:08 -0400 Received: from a9-99.smtp-out.amazonses.com ([54.240.9.99]:52356 "EHLO a9-99.smtp-out.amazonses.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727469AbeHVVGI (ORCPT ); Wed, 22 Aug 2018 17:06:08 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=ug7nbtf4gccmlpwj322ax3p6ow6yfsug; d=amazonses.com; t=1534959618; h=Date:From:To:cc:Subject:In-Reply-To:Message-ID:References:MIME-Version:Content-Type:Feedback-ID; bh=KJTR3Jo7rVyL7hfNcnkeovCunVAMKEjMf0sAlGTWQQg=; b=JJlE5ylBCOeNMKdpRX7xPs8RSpJr2sbdn3gIiRyo1yTELr/DnCZap67Yx3ngsW6j 22l1EJbqtOe4A2lVyE3xUWYva86KO7KIu4bFrONzqEVpEEW7zHFvlt5oVMwXvaZCqVw XqBi2KxjA25ed7WFftPGJ2b9+1lcFAElWuFPlAGA= Date: Wed, 22 Aug 2018 17:40:18 +0000 From: Christopher Lameter X-X-Sender: cl@nuc-kabylake To: Matthew Wilcox cc: Linus Torvalds , linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [GIT PULL] XArray for 4.19 In-Reply-To: <20180813161357.GB1199@bombadil.infradead.org> Message-ID: <0100016562b90938-02b97bb7-eddd-412d-8162-7519a70d4103-000000@email.amazonses.com> References: <20180813161357.GB1199@bombadil.infradead.org> User-Agent: Alpine 2.21 (DEB 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-SES-Outgoing: 2018.08.22-54.240.9.99 Feedback-ID: 1.us-east-1.fQZZZ0Xtj2+TD7V5apTT/NrT6QKuPgzCT/IC7XYgDKI=:AmazonSES Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 13 Aug 2018, Matthew Wilcox wrote: > Please consider pulling the XArray patch set. The XArray provides an > improved interface to the radix tree data structure, providing locking > as part of the API, specifying GFP flags at allocation time, eliminating > preloading, less re-walking the tree, more efficient iterations and not > exposing RCU-protected pointers to its users. Is this going in this cycle? I have a bunch of stuff on top of this to enable slab object migration.