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[2620:137:e000::1:20]) by mx.google.com with ESMTP id b13-20020a17090aa58d00b0025337db9e19si2239552pjq.156.2023.06.03.00.33.50; Sat, 03 Jun 2023 00:34:06 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-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; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234078AbjFCHCu (ORCPT + 99 others); Sat, 3 Jun 2023 03:02:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42328 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232338AbjFCHCL (ORCPT ); Sat, 3 Jun 2023 03:02:11 -0400 Received: from dggsgout11.his.huawei.com (dggsgout11.his.huawei.com [45.249.212.51]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 68A441B7; Sat, 3 Jun 2023 00:02:10 -0700 (PDT) Received: from mail02.huawei.com (unknown [172.30.67.153]) by dggsgout11.his.huawei.com (SkyGuard) with ESMTP id 4QY9lr0bgnz4f3pqn; Sat, 3 Jun 2023 15:02:00 +0800 (CST) Received: from huaweicloud.com (unknown [10.175.124.27]) by APP4 (Coremail) with SMTP id gCh0CgCHOKxk5Xpk+MxPKw--.30174S3; Sat, 03 Jun 2023 15:02:01 +0800 (CST) From: Kemeng Shi To: tytso@mit.edu, adilger.kernel@dilger.ca, ojaswin@linux.ibm.com Cc: linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org, shikemeng@huaweicloud.com Subject: [PATCH v4 01/19] ext4: fix wrong unit use in ext4_mb_normalize_request Date: Sat, 3 Jun 2023 23:03:09 +0800 Message-Id: <20230603150327.3596033-2-shikemeng@huaweicloud.com> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20230603150327.3596033-1-shikemeng@huaweicloud.com> References: <20230603150327.3596033-1-shikemeng@huaweicloud.com> MIME-Version: 1.0 X-CM-TRANSID: gCh0CgCHOKxk5Xpk+MxPKw--.30174S3 X-Coremail-Antispam: 1UD129KBjvdXoW7XF17Jw43uF45Kry3AFy7Jrb_yoWDWrbE9F yjyrn7XFWrtryakF4Syw4SgrykKa18tFnrZr43XrWxuF1DWayfua4qyr95AayxW34UJ343 Ka4rXr1fWF4FgjkaLaAFLSUrUUUUUb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUb6AFF20E14v26r4j6ryUM7CY07I20VC2zVCF04k26cxKx2IYs7xG 6rWj6s0DM7CIcVAFz4kK6r1j6r18M280x2IEY4vEnII2IxkI6r1a6r45M28IrcIa0xkI8V A2jI8067AKxVWUGwA2048vs2IY020Ec7CjxVAFwI0_JFI_Gr1l8cAvFVAK0II2c7xJM28C jxkF64kEwVA0rcxSw2x7M28EF7xvwVC0I7IYx2IY67AKxVW7JVWDJwA2z4x0Y4vE2Ix0cI 8IcVCY1x0267AKxVW8Jr0_Cr1UM28EF7xvwVC2z280aVAFwI0_GcCE3s1l84ACjcxK6I8E 87Iv6xkF7I0E14v26rxl6s0DM2AIxVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI64 kE6c02F40Ex7xfMcIj6xIIjxv20xvE14v26r1j6r18McIj6I8E87Iv67AKxVWUJVW8JwAm 72CE4IkC6x0Yz7v_Jr0_Gr1lF7xvr2IYc2Ij64vIr41lF7I21c0EjII2zVCS5cI20VAGYx C7MxAIw28IcxkI7VAKI48JMxC20s026xCaFVCjc4AY6r1j6r4UMI8I3I0E5I8CrVAFwI0_ Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_JrI_JrWlx4CE17CEb7AF67AKxVWUAVWUtwCIc40Y0x 0EwIxGrwCI42IY6xIIjxv20xvE14v26r1j6r1xMIIF0xvE2Ix0cI8IcVCY1x0267AKxVW8 JVWxJwCI42IY6xAIw20EY4v20xvaj40_Jr0_JF4lIxAIcVC2z280aVAFwI0_Jr0_Gr1lIx AIcVC2z280aVCY1x0267AKxVW8JVW8JrUvcSsGvfC2KfnxnUUI43ZEXa7sREgyCDUUUUU= = X-CM-SenderInfo: 5vklyvpphqwq5kxd4v5lfo033gof0z/ X-CFilter-Loop: Reflected X-Spam-Status: No, score=0.0 required=5.0 tests=BAYES_00,DATE_IN_FUTURE_06_12, SPF_HELO_NONE,SPF_NONE,T_SCC_BODY_TEXT_LINE 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-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1767665981179081307?= X-GMAIL-MSGID: =?utf-8?q?1767665981179081307?= NRL_CHECK_SIZE will compare input req and size, so req and size should be in same unit. Input req "fe_len" is in cluster unit while input size "(8<<20)>>bsbits" is in block unit. Convert "fe_len" to block unit to fix the mismatch. Signed-off-by: Kemeng Shi Reviewed-by: Ojaswin Mujoo --- fs/ext4/mballoc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index 20f67a260df5..7d88f76070be 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -4283,7 +4283,7 @@ ext4_mb_normalize_request(struct ext4_allocation_context *ac, start_off = ((loff_t)ac->ac_o_ex.fe_logical >> (22 - bsbits)) << 22; size = 4 * 1024 * 1024; - } else if (NRL_CHECK_SIZE(ac->ac_o_ex.fe_len, + } else if (NRL_CHECK_SIZE(EXT4_C2B(sbi, ac->ac_o_ex.fe_len), (8<<20)>>bsbits, max, 8 * 1024)) { start_off = ((loff_t)ac->ac_o_ex.fe_logical >> (23 - bsbits)) << 23;