From: Christoph Hellwig Date: Fri, 27 Aug 2021 16:32:50 +0000 (+0200) Subject: cryptoloop: add a deprecation warning X-Git-Url: https://git.baikalelectronics.ru/sdk/?a=commitdiff_plain;h=222013f9ac30b9cec44301daa8dbd0aae38abffb;p=kernel.git cryptoloop: add a deprecation warning Support for cryptoloop has been officially marked broken and deprecated in favor of dm-crypt (which supports the same broken algorithms if needed) in Linux 2.6.4 (released in March 2004), and support for it has been entirely removed from losetup in util-linux 2.23 (released in April 2013). Add a warning and a deprecation schedule. Signed-off-by: Christoph Hellwig Link: https://lore.kernel.org/r/20210827163250.255325-1-hch@lst.de Signed-off-by: Jens Axboe --- diff --git a/drivers/block/Kconfig b/drivers/block/Kconfig index 63056cfd4b62c..fbb3a558139fc 100644 --- a/drivers/block/Kconfig +++ b/drivers/block/Kconfig @@ -213,7 +213,7 @@ config BLK_DEV_LOOP_MIN_COUNT dynamically allocated with the /dev/loop-control interface. config BLK_DEV_CRYPTOLOOP - tristate "Cryptoloop Support" + tristate "Cryptoloop Support (DEPRECATED)" select CRYPTO select CRYPTO_CBC depends on BLK_DEV_LOOP @@ -225,7 +225,7 @@ config BLK_DEV_CRYPTOLOOP WARNING: This device is not safe for journaled file systems like ext3 or Reiserfs. Please use the Device Mapper crypto module instead, which can be configured to be on-disk compatible with the - cryptoloop device. + cryptoloop device. cryptoloop support will be removed in Linux 5.16. source "drivers/block/drbd/Kconfig" diff --git a/drivers/block/cryptoloop.c b/drivers/block/cryptoloop.c index 3cabc335ae744..f0a91faa43a89 100644 --- a/drivers/block/cryptoloop.c +++ b/drivers/block/cryptoloop.c @@ -189,6 +189,8 @@ init_cryptoloop(void) if (rc) printk(KERN_ERR "cryptoloop: loop_register_transfer failed\n"); + else + pr_warn("the cryptoloop driver has been deprecated and will be removed in in Linux 5.16\n"); return rc; }