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-rw-r--r--include/linux/fs.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 5f7ac5b548a4..3f4d59464965 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1265,6 +1265,7 @@ extern int send_sigurg(struct file *file);
#define SB_I_RETIRED 0x00000800 /* superblock shouldn't be reused */
#define SB_I_NOUMASK 0x00001000 /* VFS does not apply umask */
#define SB_I_NOIDMAP 0x00002000 /* No idmapped mounts on this superblock */
+#define SB_I_ALLOW_HSM 0x00004000 /* Allow HSM events on this superblock */
/* Possible states of 'frozen' field */
enum {