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Mon, 18 Apr 2022 06:33:35 +0000 From: Fengnan Chang To: jaegeuk@kernel.org, chao@kernel.org, tytso@mit.edu, adilger.kernel@dilger.ca, axboe@kernel.dk Cc: linux-f2fs-devel@lists.sourceforge.net, linux-ext4@vger.kernel.org, linux-block@vger.kernel.org, Fengnan Chang Subject: [PATCH 3/3] ext4: notify when device not supprt inlinecrypt Date: Mon, 18 Apr 2022 14:33:12 +0800 Message-Id: <20220418063312.63181-3-changfengnan@vivo.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220418063312.63181-1-changfengnan@vivo.com> References: <20220418063312.63181-1-changfengnan@vivo.com> X-ClientProxiedBy: TYAPR01CA0068.jpnprd01.prod.outlook.com (2603:1096:404:2b::32) To KL1PR0601MB4003.apcprd06.prod.outlook.com (2603:1096:820:26::6) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: a4762591-fc7f-4d43-6dfc-08da21055d66 X-MS-TrafficTypeDiagnostic: SG2PR06MB3095:EE_ X-Microsoft-Antispam-PRVS: X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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Signed-off-by: Fengnan Chang --- fs/ext4/super.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 81749eaddf4c..f91454d3a877 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -48,6 +48,7 @@ #include #include #include +#include #include "ext4.h" #include "ext4_extents.h" /* Needed for trace points definition */ @@ -5466,6 +5467,17 @@ static int __ext4_fill_super(struct fs_context *fc, struct super_block *sb) "the device does not support discard"); } +#ifdef CONFIG_FS_ENCRYPTION_INLINE_CRYPT + if (sb->s_flags & SB_INLINECRYPT) { + struct request_queue *q = bdev_get_queue(sb->s_bdev); + + if (!blk_crypto_supported(q)) { + ext4_msg(sb, KERN_WARNING, + "mounting with \"inlinecrypt\" option, but the device does not support inlinecrypt"); + sb->s_flags &= ~SB_INLINECRYPT; + } + } +#endif + if (es->s_error_count) mod_timer(&sbi->s_err_report, jiffies + 300*HZ); /* 5 minutes */