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Diffstat (limited to 'include/uapi/linux/mount.h')
-rw-r--r--include/uapi/linux/mount.h10
1 files changed, 8 insertions, 2 deletions
diff --git a/include/uapi/linux/mount.h b/include/uapi/linux/mount.h
index ad5478dbad00..225bc366ffcb 100644
--- a/include/uapi/linux/mount.h
+++ b/include/uapi/linux/mount.h
@@ -154,7 +154,7 @@ struct mount_attr {
*/
struct statmount {
__u32 size; /* Total size, including strings */
- __u32 __spare1;
+ __u32 mnt_opts; /* [str] Mount options of the mount */
__u64 mask; /* What results were written */
__u32 sb_dev_major; /* Device ID */
__u32 sb_dev_minor;
@@ -172,7 +172,8 @@ struct statmount {
__u64 propagate_from; /* Propagation from in current namespace */
__u32 mnt_root; /* [str] Root of mount relative to root of fs */
__u32 mnt_point; /* [str] Mountpoint relative to current root */
- __u64 __spare2[50];
+ __u64 mnt_ns_id; /* ID of the mount namespace */
+ __u64 __spare2[49];
char str[]; /* Variable size part containing strings */
};
@@ -188,10 +189,12 @@ struct mnt_id_req {
__u32 spare;
__u64 mnt_id;
__u64 param;
+ __u64 mnt_ns_id;
};
/* List of all mnt_id_req versions. */
#define MNT_ID_REQ_SIZE_VER0 24 /* sizeof first published struct */
+#define MNT_ID_REQ_SIZE_VER1 32 /* sizeof second published struct */
/*
* @mask bits for statmount(2)
@@ -202,10 +205,13 @@ struct mnt_id_req {
#define STATMOUNT_MNT_ROOT 0x00000008U /* Want/got mnt_root */
#define STATMOUNT_MNT_POINT 0x00000010U /* Want/got mnt_point */
#define STATMOUNT_FS_TYPE 0x00000020U /* Want/got fs_type */
+#define STATMOUNT_MNT_NS_ID 0x00000040U /* Want/got mnt_ns_id */
+#define STATMOUNT_MNT_OPTS 0x00000080U /* Want/got mnt_opts */
/*
* Special @mnt_id values that can be passed to listmount
*/
#define LSMT_ROOT 0xffffffffffffffff /* root mount */
+#define LISTMOUNT_REVERSE (1 << 0) /* List later mounts first */
#endif /* _UAPI_LINUX_MOUNT_H */