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[2620:137:e000::1:20]) by mx.google.com with ESMTP id n6-20020a170906840600b00988a0d78152si8538305ejx.55.2023.08.14.16.25.28; Mon, 14 Aug 2023 16:25:57 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-ext4-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=RPu3Z7xO; spf=pass (google.com: domain of linux-ext4-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-ext4-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231518AbjHNS3t (ORCPT + 99 others); Mon, 14 Aug 2023 14:29:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33060 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231672AbjHNS3j (ORCPT ); Mon, 14 Aug 2023 14:29:39 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4E62DE7E; Mon, 14 Aug 2023 11:29:38 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id D6720657DB; Mon, 14 Aug 2023 18:29:37 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1E2DCC433C8; Mon, 14 Aug 2023 18:29:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1692037777; bh=ZmG/XvBXL8nYb0AYKa5yxa3KEb90q7gpbLYhFxe+7hc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=RPu3Z7xOTiw1V2P9IGJ3Zq6It/yKQDOl4S8w4vkx/8uUbODyhlazNrBFDQfieMUVR 6lGqwV/MTV1XwfMAF/HwwqTf7NRlJsfT2gKH+EO7UgwjeTe06UCnFwv9NJCnH8/sPx RaLyBmG+bXYvYG26NH9t31zsEISCLes66ViCdisW7axIPpYcUE0FnhTr4vFIPEP36k rTa8YfV8vYcsC+tr9E++6x84YjtCGpiYdK+Tq0iSfxgADjUIoxpamwtwvDi8nkud4s KX3gTW43S0vV9fDGLakOvExRU/BUGTaWLGjZELMqh0Q780fCr7dkN4A36rOQ3hrpPH 3FHTRoSqZkmDQ== From: Eric Biggers To: linux-ext4@vger.kernel.org, Theodore Ts'o Cc: linux-fsdevel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, Gabriel Krisman Bertazi Subject: [PATCH 3/3] libfs: remove redundant checks of s_encoding Date: Mon, 14 Aug 2023 11:29:03 -0700 Message-ID: <20230814182903.37267-4-ebiggers@kernel.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230814182903.37267-1-ebiggers@kernel.org> References: <20230814182903.37267-1-ebiggers@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org From: Eric Biggers Now that neither ext4 nor f2fs allows inodes with the casefold flag to be instantiated when unsupported, it's unnecessary to repeatedly check for support later on during random filesystem operations. Signed-off-by: Eric Biggers --- fs/libfs.c | 14 ++------------ 1 file changed, 2 insertions(+), 12 deletions(-) diff --git a/fs/libfs.c b/fs/libfs.c index 5b851315eeed..5197ea8c66d3 100644 --- a/fs/libfs.c +++ b/fs/libfs.c @@ -1381,16 +1381,6 @@ bool is_empty_dir_inode(struct inode *inode) } #if IS_ENABLED(CONFIG_UNICODE) -/* - * Determine if the name of a dentry should be casefolded. - * - * Return: if names will need casefolding - */ -static bool needs_casefold(const struct inode *dir) -{ - return IS_CASEFOLDED(dir) && dir->i_sb->s_encoding; -} - /** * generic_ci_d_compare - generic d_compare implementation for casefolding filesystems * @dentry: dentry whose name we are checking against @@ -1411,7 +1401,7 @@ static int generic_ci_d_compare(const struct dentry *dentry, unsigned int len, char strbuf[DNAME_INLINE_LEN]; int ret; - if (!dir || !needs_casefold(dir)) + if (!dir || !IS_CASEFOLDED(dir)) goto fallback; /* * If the dentry name is stored in-line, then it may be concurrently @@ -1453,7 +1443,7 @@ static int generic_ci_d_hash(const struct dentry *dentry, struct qstr *str) const struct unicode_map *um = sb->s_encoding; int ret = 0; - if (!dir || !needs_casefold(dir)) + if (!dir || !IS_CASEFOLDED(dir)) return 0; ret = utf8_casefold_hash(um, dentry, str); -- 2.41.0