From patchwork Fri Feb 24 03:35:16 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Al Viro X-Patchwork-Id: 13150903 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2EE9DC61DA4 for ; Fri, 24 Feb 2023 03:35:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229806AbjBXDfU (ORCPT ); Thu, 23 Feb 2023 22:35:20 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36922 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229468AbjBXDfT (ORCPT ); Thu, 23 Feb 2023 22:35:19 -0500 Received: from zeniv.linux.org.uk (zeniv.linux.org.uk [IPv6:2a03:a000:7:0:5054:ff:fe1c:15ff]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 892A46A75; Thu, 23 Feb 2023 19:35:18 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=linux.org.uk; s=zeniv-20220401; h=Sender:Content-Type:MIME-Version: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:In-Reply-To:References; bh=0w+Qstxk/MVBmjqfpO+5HBkk/GHaXIIa9cJiITgSSDE=; b=CFmKBrkNntTLhY8ltatb6+cxbl 9rqBLpVSmTXDfxotq8z1YOHNVCEkMvtfU27tJ/t/rgq84YzerId9pFYT93hCMqXSORiEc7fODjpxW bON1tzBobM9KXJHIaHQciVpyAmtJUWL+LsH4o2c99BEFIuaVWnMNZ9lWDkhDaM2nPlSQjVgJD+KKS FiT5QQuviLL4zi5YzCNO3seE+i1QAyzh8RCKry/kvAeCnqZK5nRdh9u3m+Rg7xvVKRT3xfXKkUrsO U1b+v1Lf/tkMH90jUGVEmLc5hw6atoaTd59GL6rns6nBwOLcR0ByQ9Z0Bv7/ia9ZahPqKuBPjsDwZ OwlB2sDQ==; Received: from viro by zeniv.linux.org.uk with local (Exim 4.96 #2 (Red Hat Linux)) id 1pVOrc-00BsEe-28; Fri, 24 Feb 2023 03:35:16 +0000 Date: Fri, 24 Feb 2023 03:35:16 +0000 From: Al Viro To: Linus Torvalds Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org Subject: [git pull] vfs.git namespace stuff Message-ID: MIME-Version: 1.0 Content-Disposition: inline Sender: Al Viro Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org Rik's patches reducing the amount of synchronize_rcu() triggered by ipc namespace destruction. I've some pending stuff reducing that on the normal umount side, but it's nowhere near ready and Rik's stuff shouldn't be held back due to conflicts - I'll just redo the parts of my series that stray into ipc/*. The following changes since commit b7bfaa761d760e72a969d116517eaa12e404c262: Linux 6.2-rc3 (2023-01-08 11:49:43 -0600) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs.git work.namespace for you to fetch changes up to da27f796a832122ee533c7685438dad1c4e338dd: ipc,namespace: batch free ipc_namespace structures (2023-01-27 19:08:00 -0500) ---------------------------------------------------------------- Rik van Riel (2): ipc,namespace: make ipc namespace allocation wait for pending free ipc,namespace: batch free ipc_namespace structures fs/namespace.c | 18 ++++++++++++++---- include/linux/mount.h | 1 + ipc/mqueue.c | 5 ----- ipc/namespace.c | 35 ++++++++++++++++++++++++++--------- ipc/util.h | 2 -- 5 files changed, 41 insertions(+), 20 deletions(-)