From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from dggsgout11.his.huawei.com (dggsgout11.his.huawei.com [45.249.212.51]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 986732DC772; Thu, 6 Nov 2025 06:14:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.51 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762409689; cv=none; b=baKg8vGJtMmjt3F0r17CRL3DCvzBxwFrQKGty9Ugv9fx88F7jqcqqd1otb+rhD/f6hu8OS4DVQSoWBlYiddL+9TGDxaumQrdY1YyEV9o9bVhxB33eOhNKugEJ80g15Pp7Q/6bWClcum+QxBTLoC0rgyDTOf5ji3fr4Bq2fC/suo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762409689; c=relaxed/simple; bh=5o/xGrRQ6unyQ4JSVGLOTKYoKspWp6TcNelyVbf+qeU=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=bVB+cVEI8OuQbZY5aU3vpz7BMH7jM8LNM+fzhbRmfG8q5z5yl/PybVuBQm+hwFKrZcUuJRczzApaP6UCjtXbSj5ARHttRT6rxJQ1Iysa75ixOtmeBFL79E4otxfwCmR2AnHl3DTkGzdWDXkeMrwfDqzD/fP9vv7PD3RTuGb/ym4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=huaweicloud.com; spf=pass smtp.mailfrom=huaweicloud.com; arc=none smtp.client-ip=45.249.212.51 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=huaweicloud.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huaweicloud.com Received: from mail.maildlp.com (unknown [172.19.163.235]) by dggsgout11.his.huawei.com (SkyGuard) with ESMTPS id 4d2BjT4KsJzYQtwZ; Thu, 6 Nov 2025 14:14:21 +0800 (CST) Received: from mail02.huawei.com (unknown [10.116.40.75]) by mail.maildlp.com (Postfix) with ESMTP id 80DD71A0844; Thu, 6 Nov 2025 14:14:39 +0800 (CST) Received: from huawei.com (unknown [10.50.87.129]) by APP2 (Coremail) with SMTP id Syh0CgCn_UXNPAxpbnF_Cw--.28582S4; Thu, 06 Nov 2025 14:14:38 +0800 (CST) From: Yongjian Sun To: linux-ext4@vger.kernel.org Cc: linux-fsdevel@vger.kernel.org, tytso@mit.edu, jack@suse.cz, yangerkun@huawei.com, yi.zhang@huawei.com, libaokun1@huawei.com, chengzhihao1@huawei.com, sunyongjian1@huawei.com Subject: [PATCH v2 0/2] ext4: fixes for mb_check_buddy integrity checks Date: Thu, 6 Nov 2025 14:06:12 +0800 Message-Id: <20251106060614.631382-1-sunyongjian@huaweicloud.com> X-Mailer: git-send-email 2.39.2 Reply-To: sunyongjian1@huawei.com Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CM-TRANSID:Syh0CgCn_UXNPAxpbnF_Cw--.28582S4 X-Coremail-Antispam: 1UD129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7v73 VFW2AGmfu7bjvjm3AaLaJ3UjIYCTnIWjp_UUUYn7kC6x804xWl14x267AKxVW8JVW5JwAF c2x0x2IEx4CE42xK8VAvwI8IcIk0rVWrJVCq3wAFIxvE14AKwVWUJVWUGwA2ocxC64kIII 0Yj41l84x0c7CEw4AK67xGY2AK021l84ACjcxK6xIIjxv20xvE14v26w1j6s0DM28EF7xv wVC0I7IYx2IY6xkF7I0E14v26r4UJVWxJr1l84ACjcxK6I8E87Iv67AKxVW0oVCq3wA2z4 x0Y4vEx4A2jsIEc7CjxVAFwI0_GcCE3s1le2I262IYc4CY6c8Ij28IcVAaY2xG8wAqx4xG 64xvF2IEw4CE5I8CrVC2j2WlYx0E2Ix0cI8IcVAFwI0_Jrv_JF1lYx0Ex4A2jsIE14v26r 4UJVWxJr1lOx8S6xCaFVCjc4AY6r1j6r4UM4x0Y48IcxkI7VAKI48JMxAIw28IcxkI7VAK I48JMxAqzxv26xkF7I0En4kS14v26r1q6r43MxC20s026xCaFVCjc4AY6r1j6r4UMI8I3I 0E5I8CrVAFwI0_Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_JrI_JrWlx4CE17CEb7AF67AKxVWU tVW8ZwCIc40Y0x0EwIxGrwCI42IY6xIIjxv20xvE14v26r1j6r1xMIIF0xvE2Ix0cI8IcV CY1x0267AKxVWUJVW8JwCI42IY6xAIw20EY4v20xvaj40_Jr0_JF4lIxAIcVC2z280aVAF wI0_Jr0_Gr1lIxAIcVC2z280aVCY1x0267AKxVWUJVW8JbIYCTnIWIevJa73UjIFyTuYvj xUo9NVDUUUU X-CM-SenderInfo: 5vxq505qjmxt3q6k3tpzhluzxrxghudrp/ From: Yongjian Sun Link to v1: - https://lore.kernel.org/all/20251105074250.3517687-1-sunyongjian@huaweicloud.com/ Changes in v2: - Patch 2/2: the logical error in the order-0 check code has been corrected. Yongjian Sun (2): ext4: fix incorrect group number assertion in mb_check_buddy for exhausted preallocations ext4: improve integrity checking in __mb_check_buddy by enhancing order-0 validation fs/ext4/mballoc.c | 51 +++++++++++++++++++++++++++++++---------------- 1 file changed, 34 insertions(+), 17 deletions(-) -- 2.39.2