From: Eric Biggers <ebiggers@google.com>
Date: Tue, 29 Oct 2019 20:41:39 +0000 (-0700)
Subject: ext4: support STATX_ATTR_VERITY
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=1f60719552786b10affc130558df88f08a5b6d7b;p=linux.git

ext4: support STATX_ATTR_VERITY

Set the STATX_ATTR_VERITY bit when the statx() system call is used on a
verity file on ext4.

Reviewed-by: Andreas Dilger <adilger@dilger.ca>
Signed-off-by: Eric Biggers <ebiggers@google.com>
---

diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 516faa280ceda..a7ca651779800 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -5717,12 +5717,15 @@ int ext4_getattr(const struct path *path, struct kstat *stat,
 		stat->attributes |= STATX_ATTR_IMMUTABLE;
 	if (flags & EXT4_NODUMP_FL)
 		stat->attributes |= STATX_ATTR_NODUMP;
+	if (flags & EXT4_VERITY_FL)
+		stat->attributes |= STATX_ATTR_VERITY;
 
 	stat->attributes_mask |= (STATX_ATTR_APPEND |
 				  STATX_ATTR_COMPRESSED |
 				  STATX_ATTR_ENCRYPTED |
 				  STATX_ATTR_IMMUTABLE |
-				  STATX_ATTR_NODUMP);
+				  STATX_ATTR_NODUMP |
+				  STATX_ATTR_VERITY);
 
 	generic_fillattr(inode, stat);
 	return 0;