From: Darrick J. Wong <djwong@xxxxxxxxxx>
Use Kent Overstreet's thread_with_file abstraction to provide a magic
file from which we can read filesystem health events.
Signed-off-by: Darrick J. Wong <djwong@xxxxxxxxxx>
---
libxfs/xfs_fs.h | 1 +
libxfs/xfs_fs_staging.h | 10 ++++++++++
2 files changed, 11 insertions(+)
diff --git a/libxfs/xfs_fs.h b/libxfs/xfs_fs.h
index 246c2582abbe..b9d9bc511475 100644
--- a/libxfs/xfs_fs.h
+++ b/libxfs/xfs_fs.h
@@ -855,6 +855,7 @@ struct xfs_scrub_metadata {
#define XFS_IOC_FSGETXATTRA _IOR ('X', 45, struct fsxattr)
/* XFS_IOC_SETBIOSIZE ---- deprecated 46 */
/* XFS_IOC_GETBIOSIZE ---- deprecated 47 */
+/* XFS_IOC_HEALTHMON -------- staging 48 */
#define XFS_IOC_GETBMAPX _IOWR('X', 56, struct getbmap)
#define XFS_IOC_ZERO_RANGE _IOW ('X', 57, struct xfs_flock64)
#define XFS_IOC_FREE_EOFBLOCKS _IOR ('X', 58, struct xfs_fs_eofblocks)
diff --git a/libxfs/xfs_fs_staging.h b/libxfs/xfs_fs_staging.h
index 1da182c77934..84b99816eec2 100644
--- a/libxfs/xfs_fs_staging.h
+++ b/libxfs/xfs_fs_staging.h
@@ -303,4 +303,14 @@ struct xfs_map_freesp {
*/
#define XFS_IOC_MAP_FREESP _IOWR('X', 64, struct xfs_map_freesp)
+struct xfs_health_monitor {
+ __u64 flags; /* flags */
+ __u8 format; /* output format */
+ __u8 pad1[7]; /* zeroes */
+ __u64 pad2[2]; /* zeroes */
+};
+
+/* Monitor for health events. */
+#define XFS_IOC_HEALTH_MONITOR _IOR ('X', 48, struct xfs_health_monitor)
+
#endif /* __XFS_FS_STAGING_H__ */
