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 167D0C6FD18 for ; Fri, 31 Mar 2023 06:17:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230099AbjCaGRs (ORCPT ); Fri, 31 Mar 2023 02:17:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55348 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229538AbjCaGRl (ORCPT ); Fri, 31 Mar 2023 02:17:41 -0400 Received: from mail-pj1-x1034.google.com (mail-pj1-x1034.google.com [IPv6:2607:f8b0:4864:20::1034]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 378E0191C3 for ; Thu, 30 Mar 2023 23:17:41 -0700 (PDT) Received: by mail-pj1-x1034.google.com with SMTP id l9-20020a17090a3f0900b0023d32684e7fso7715553pjc.1 for ; Thu, 30 Mar 2023 23:17:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; t=1680243461; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:from:to:cc:subject:date :message-id:reply-to; bh=v0wmzkuX4AN1JDHvFbUNTXSHQNONwj8XqGOw+tG4o8w=; b=aIAo7trAO5Z0jzs18Ea+faRyv7OXzGrSdUtTgXpTZct2tJU2RcNLuX5v47FqLoqRNF JEXO6LTM9XEMb/Y4Udbl9EFwKeD2bzDgQi+164YD8Qc4psuP2Nx9KK08/qsDo6HdwJyj JYYj1mUnXts23tSlAs1hhiXWKJVm8HVc/MPRctwQ+MUwwFEg/ImtVMEZm8FpMNjt3bZg EPQ6ZK0Tm209Z+JCigsuyhvv8X5s1MJ15YZA1NZCuzg4tK9N4EWJl6aaWmMQay6/KE4B pCZmszIgOsVkreFqOVqSgGXKvAqcwXKEi5P5FnYVa0lfs9Vhy7FzFfPEWOdXzYX3qY/k DSQw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1680243461; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=v0wmzkuX4AN1JDHvFbUNTXSHQNONwj8XqGOw+tG4o8w=; b=wGTQlpSgNCEwjaofgLwFWDsu2atlsRzGpiBnHuRGllqlz/WQJL6Xo3NJl+QqD/iyRG S36szyo5AbzKxszgegEAL1eHn7XY4k4WDjce07te7PsLdr1XHDS75akarFvlo1fuPjMe bliOZFisF3y2mTVROnT6HUkjRC6Gmk/UNnKOpyuPpLxIxX3gzBO7joQ2mrKbYGWbHhGP 1U1sRjJ3pdYnVgr/DMkYhB8FQ4ytozScU4c1LF1JKhJLyrgrawDU7MSKX6LV7VmurUUJ ZDdnypQBqklVueDjGAGLR00ZaH050e4REh6+gMaJ4exT5mBH/7SgKJu3aG+upg5+huw8 7QXg== X-Gm-Message-State: AAQBX9fWpHQqey76lJl5Tuwir8z/9ac7d0nGeRSOcbsSbJXXn5mtoUZ4 k/lC1Dm5ki9x9FiKwxCGpDg= X-Google-Smtp-Source: AKy350bpN6OvAeFupLLjtd2p/lhCyQIeUgc6WUTJqfaNOwtNVstKDN4dl7mBXrL9iBvGNu6n461/Rw== X-Received: by 2002:a05:6a20:65a1:b0:cc:5f8f:4f7a with SMTP id p33-20020a056a2065a100b000cc5f8f4f7amr9415779pzh.27.1680243460735; Thu, 30 Mar 2023 23:17:40 -0700 (PDT) Received: from localhost ([156.236.96.165]) by smtp.gmail.com with ESMTPSA id o12-20020a056a001bcc00b0062d35807d3asm888030pfw.28.2023.03.30.23.17.38 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Thu, 30 Mar 2023 23:17:40 -0700 (PDT) Date: Fri, 31 Mar 2023 14:24:31 +0800 From: Yue Hu To: Jingbo Xu Cc: xiang@kernel.org, chao@kernel.org, linux-erofs@lists.ozlabs.org, linux-kernel@vger.kernel.org, huyue2@coolpad.com, zhangwen@coolpad.com Subject: Re: [PATCH v2 3/8] erofs: simplify erofs_xattr_generic_get() Message-ID: <20230331142431.00003145.zbestahu@gmail.com> In-Reply-To: <20230330082910.125374-4-jefflexu@linux.alibaba.com> References: <20230330082910.125374-1-jefflexu@linux.alibaba.com> <20230330082910.125374-4-jefflexu@linux.alibaba.com> X-Mailer: Claws Mail 3.17.3 (GTK+ 2.24.32; i686-w64-mingw32) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 30 Mar 2023 16:29:05 +0800 Jingbo Xu wrote: > erofs_xattr_generic_get() won't be called from xattr handlers other than > user/trusted/security xattr handler, and thus there's no need of extra > checking. > > Signed-off-by: Jingbo Xu > Reviewed-by: Gao Xiang Reviewed-by: Yue Hu > --- > fs/erofs/xattr.c | 17 +++-------------- > 1 file changed, 3 insertions(+), 14 deletions(-) > > diff --git a/fs/erofs/xattr.c b/fs/erofs/xattr.c > index dc36a0c0919c..d76b74ece2e5 100644 > --- a/fs/erofs/xattr.c > +++ b/fs/erofs/xattr.c > @@ -432,20 +432,9 @@ static int erofs_xattr_generic_get(const struct xattr_handler *handler, > struct dentry *unused, struct inode *inode, > const char *name, void *buffer, size_t size) > { > - struct erofs_sb_info *const sbi = EROFS_I_SB(inode); > - > - switch (handler->flags) { > - case EROFS_XATTR_INDEX_USER: > - if (!test_opt(&sbi->opt, XATTR_USER)) > - return -EOPNOTSUPP; > - break; > - case EROFS_XATTR_INDEX_TRUSTED: > - break; > - case EROFS_XATTR_INDEX_SECURITY: > - break; > - default: > - return -EINVAL; > - } > + if (handler->flags == EROFS_XATTR_INDEX_USER && > + !test_opt(&EROFS_I_SB(inode)->opt, XATTR_USER)) > + return -EOPNOTSUPP; > > return erofs_getxattr(inode, handler->flags, name, buffer, size); > }