From mboxrd@z Thu Jan 1 00:00:00 1970 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 AEF3FC433EF for ; Thu, 5 May 2022 20:04:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1385569AbiEEUH4 (ORCPT ); Thu, 5 May 2022 16:07:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55340 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244961AbiEEUHv (ORCPT ); Thu, 5 May 2022 16:07:51 -0400 Received: from mail-pj1-x1035.google.com (mail-pj1-x1035.google.com [IPv6:2607:f8b0:4864:20::1035]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EC6F45F26D for ; Thu, 5 May 2022 13:04:11 -0700 (PDT) Received: by mail-pj1-x1035.google.com with SMTP id fv2so5143986pjb.4 for ; Thu, 05 May 2022 13:04:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=DuOd93x9EUJ7S65xNDpdbXcFskeeX72uxuXiIO78KtA=; b=Ll+Ekj0iS+Iofhzt5HWVh6Rp0V4QpfFfACbaKa2m/94QOv30zPNIJHelyzhm8ihi0p /Gfeov/geUeDrhE6VDPbcE+TkGRE7f8mQ5WZCZLgTzYIBTGI20OFvX+7NENFBAP2vMw+ bA+N7n31QCK3WwV11ZKpgtd9ce7UI5RTrHphCmdPZE29GMeZUJ/S4Yb0xiWqR9CNVtRa VAnyZGDgnGRVoqcU9d4Q9wX9XOYarS0GwJaRFqkRdhPLdTaRn2ZGHCoEyUTXI/rFJp1L M0JNXXNSXt6x1ByOj/6YPGcJIO6ed7JkuFsiu0YjZ7syvjz2lYstMtujpLAGJ+0Mzb1t ltlQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:sender:date:from:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to; bh=DuOd93x9EUJ7S65xNDpdbXcFskeeX72uxuXiIO78KtA=; b=1FBlz27x34Qa5xSn0t8WQrOK5yS4Vs+JakMPIAB2tgVnJoTtTJ9aqeCMZWInaRF4XB 7Br4vtQ55dHyVSP7Y7LpPMap7JErM252j//ziPkdhhLgoXFCrNOZKBwgHWBy7rFJfmdn o/7e2XONXV+1wAw5pq1O6bt6mYY91/vikyInFbCJnx8Mo89V3XvSdltYweoek8NZOYpX 9cmzZJoSW6OnIJ1gyTh3DGCS0+p88Z2APMt60NLqNIZDvo5JHv6upol1jDUkjYOPmvaE nI3wzFEWX9Y7EOkkQhOfvwkhpWdLOdeT3Hip/t5mnfp5XzOdu3Ek00MSG8cULsI+3lrO qM0Q== X-Gm-Message-State: AOAM532Lom1z7t6uWOmdSfTZheELtbwmIgKI6z7dOeXUwsPKilG51IiP /TcBWhA6W0b7DxVf/zNUtq8= X-Google-Smtp-Source: ABdhPJxwfwJ6BOhPYZNldrJSwx1NI60Ig04rh9CKA4IDjIxmCgQ3qlks2uJs4rm26sPrSynbd2/BFQ== X-Received: by 2002:a17:90a:4581:b0:1bc:d215:8722 with SMTP id v1-20020a17090a458100b001bcd2158722mr8042943pjg.149.1651781051368; Thu, 05 May 2022 13:04:11 -0700 (PDT) Received: from localhost ([2620:10d:c090:400::4:29a5]) by smtp.gmail.com with ESMTPSA id 1-20020a170902c20100b0015ec44d25dasm9164pll.235.2022.05.05.13.04.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 May 2022 13:04:10 -0700 (PDT) Sender: Tejun Heo Date: Thu, 5 May 2022 10:04:09 -1000 From: Tejun Heo To: Imran Khan Cc: viro@zeniv.linux.org.uk, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 4/5] kernfs: Introduce interface to access global kernfs_open_file_mutex. Message-ID: References: <20220428055431.3826852-1-imran.f.khan@oracle.com> <20220428055431.3826852-5-imran.f.khan@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220428055431.3826852-5-imran.f.khan@oracle.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Apr 28, 2022 at 03:54:30PM +1000, Imran Khan wrote: > This allows to change underlying mutex locking, without needing to change > the users of the lock. For example next patch modifies this interface to > use hashed mutexes in place of a single global kernfs_open_file_mutex. > > Signed-off-by: Imran Khan Acked-by: Tejun Heo Thanks. -- tejun