New upstream snapshot

[bcachefs-tools-debian] / libbcachefs / bcachefs_ioctl.h

diff --git a/libbcachefs/bcachefs_ioctl.h b/libbcachefs/bcachefs_ioctl.h
index f679fc2151bc4cfdd2e18a42674352f87e7fba7e..930981ad55355a2ad64eea94681fc6010b50fbb7 100644 (file)
--- a/libbcachefs/bcachefs_ioctl.h
+++ b/libbcachefs/bcachefs_ioctl.h
@@ -78,6 +78,9 @@ struct bch_ioctl_incremental {
 #define BCH_IOCTL_DISK_RESIZE  _IOW(0xbc,      14,  struct bch_ioctl_disk_resize)
 #define BCH_IOCTL_DISK_RESIZE_JOURNAL _IOW(0xbc,15,  struct bch_ioctl_disk_resize_journal)
 
+#define BCH_IOCTL_SUBVOLUME_CREATE _IOW(0xbc,  16,  struct bch_ioctl_subvolume)
+#define BCH_IOCTL_SUBVOLUME_DESTROY _IOW(0xbc, 17,  struct bch_ioctl_subvolume)
+
 /* ioctl below act on a particular file, not the filesystem as a whole: */
 
 #define BCHFS_IOC_REINHERIT_ATTRS      _IOR(0xbc, 64, const char __user *)
@@ -349,4 +352,16 @@ struct bch_ioctl_disk_resize_journal {
        __u64                   nbuckets;
 };
 
+struct bch_ioctl_subvolume {
+       __u32                   flags;
+       __u32                   dirfd;
+       __u16                   mode;
+       __u16                   pad[3];
+       __u64                   dst_ptr;
+       __u64                   src_ptr;
+};
+
+#define BCH_SUBVOL_SNAPSHOT_CREATE     (1U << 0)
+#define BCH_SUBVOL_SNAPSHOT_RO         (1U << 1)
+
 #endif /* _BCACHEFS_IOCTL_H */