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List:       linux-btrfs
Subject:    [RFC PATCH 7/8] common/verity: explicitly don't allow btrfs encryption
From:       Sweet Tea Dorminy <sweettea-kernel () dorminy ! me>
Date:       2023-06-29 22:17:22
Message-ID: ea067593c9bc754c6194607ad9ef5b1ef37afd2d.1688076612.git.sweettea-kernel () dorminy ! me
[Download RAW message or body]

Currently btrfs encryption doesn't support verity, but it is planned to
one day. To be explicit about the lack of support, add a custom error
message to the combination.

Signed-off-by: Sweet Tea Dorminy <sweettea-kernel@dorminy.me>
---
 common/verity | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/common/verity b/common/verity
index 77c257d3..5002dd71 100644
--- a/common/verity
+++ b/common/verity
@@ -218,6 +218,10 @@ _scratch_mkfs_encrypted_verity()
 		# features with -O.  Instead -O must be supplied multiple times.
 		_scratch_mkfs -O encrypt -O verity
 		;;
+	btrfs)
+		# currently verity + encryption is not supported
+		_notrun "btrfs doesn't currently support verity + encryption"
+		;;
 	*)
 		_notrun "$FSTYP not supported in _scratch_mkfs_encrypted_verity"
 		;;
-- 
2.40.1

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