[PATCH V2 4/7] Add S_VERITY and IS_VERITY()

Chandan Rajendra
2018-12-04T09:57:39Z

Similar to S_ENCRYPTED/IS_ENCRYPTED(), this commit adds
S_VERITY/IS_VERITY() to be able to check if a VFS inode has verity
information associated with it.

Signed-off-by: Chandan Rajendra <chandan@linux.vnet.ibm.com>
---
include/linux/fs.h | 2 ++
1 file changed, 2 insertions(+)

diff --git a/include/linux/fs.h b/include/linux/fs.h
index 389a35e028bf..de602d9f8d0e 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1938,6 +1938,7 @@ struct super_operations {
#define S_DAX 0 /* Make all the DAX code disappear */
#endif
#define S_ENCRYPTED 16384 /* Encrypted file (using fs/crypto/) */
+#define S_VERITY 32768 /* Verity file (using fs/verity/) */

/*
* Note that nosuid etc flags are inode-specific: setting some file-system
@@ -1978,6 +1979,7 @@ static inline bool sb_rdonly(const struct super_block *sb) { return sb->s_flags
#define IS_NOSEC(inode) ((inode)->i_flags & S_NOSEC)
#define IS_DAX(inode) ((inode)->i_flags & S_DAX)
#define IS_ENCRYPTED(inode) ((inode)->i_flags & S_ENCRYPTED)
+#define IS_VERITY(inode) ((inode)->i_flags & S_VERITY)

#define IS_WHITEOUT(inode) (S_ISCHR(inode->i_mode) && \
(inode)->i_rdev == WHITEOUT_DEV)
--
2.19.1