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[V4,4/9] Add S_VERITY and IS_VERITY()

Message ID 20181212040736.2849-5-chandan@linux.vnet.ibm.com (mailing list archive)
State New, archived
Headers show
Series Remove fs specific fscrypt and fsverity build config options | expand

Commit Message

Chandan Rajendra Dec. 12, 2018, 4:07 a.m. UTC 
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.

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

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)