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[2/6] btrfs-progs: libbtrfsutil: add LOGICAL_INO_V2

Message ID 20191127035509.15011-3-ce3g8jdj@umail.furryterror.org (mailing list archive)
State New, archived
Headers show
Series btrfs-progs: add support for LOGICAL_INO_V2 features in logical-resolve | expand

Commit Message

Zygo Blaxell Nov. 27, 2019, 3:55 a.m. UTC 
Update the args structure, add the flags constant and the ioctl magic
number.

Signed-off-by: Zygo Blaxell <ce3g8jdj@umail.furryterror.org>
---
 libbtrfsutil/btrfs.h | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)
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Patch

diff --git a/libbtrfsutil/btrfs.h b/libbtrfsutil/btrfs.h
index 944d5013..daa769fd 100644
--- a/libbtrfsutil/btrfs.h
+++ b/libbtrfsutil/btrfs.h
@@ -624,10 +624,14 @@  struct btrfs_ioctl_ino_path_args {
 struct btrfs_ioctl_logical_ino_args {
 	__u64				logical;	/* in */
 	__u64				size;		/* in */
-	__u64				reserved[4];
+	__u64				reserved[3];
+	__u64				flags;		/* in */
 	/* struct btrfs_data_container	*inodes;	out   */
 	__u64				inodes;
 };
+/* Return every ref to the extent, not just those containing logical block.
+ * Requires logical == extent bytenr. */
+#define BTRFS_LOGICAL_INO_ARGS_IGNORE_OFFSET    (1ULL << 0)
 
 enum btrfs_dev_stat_values {
 	/* disk I/O failure stats */
@@ -927,6 +931,8 @@  enum btrfs_err_code {
 				   struct btrfs_ioctl_feature_flags[3])
 #define BTRFS_IOC_RM_DEV_V2 _IOW(BTRFS_IOCTL_MAGIC, 58, \
 				   struct btrfs_ioctl_vol_args_v2)
+#define BTRFS_IOC_LOGICAL_INO_V2 _IOWR(BTRFS_IOCTL_MAGIC, 59, \
+                                     struct btrfs_ioctl_logical_ino_args)
 #define BTRFS_IOC_GET_SUBVOL_INFO _IOR(BTRFS_IOCTL_MAGIC, 60, \
 				struct btrfs_ioctl_get_subvol_info_args)
 #define BTRFS_IOC_GET_SUBVOL_ROOTREF _IOWR(BTRFS_IOCTL_MAGIC, 61, \