xfs: decode scrub flags in ftrace output

When using pretty-printed scrub tracepoints, decode the meaning of the
scrub flags as strings for easier reading.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Carlos Maiolino <cmaiolino@redhat.com>

diff --git a/fs/xfs/scrub/trace.h b/fs/xfs/scrub/trace.h
index 55a8fe1bee69aa827615c084080662d71f1ababc..dfb10966af24a11c7bc574031bd5bcdfa22b0fca 100644 (file)
--- a/fs/xfs/scrub/trace.h
+++ b/fs/xfs/scrub/trace.h
@@ -79,6 +79,16 @@ TRACE_DEFINE_ENUM(XFS_SCRUB_TYPE_FSCOUNTERS);
        { XFS_SCRUB_TYPE_PQUOTA,        "prjquota" }, \
        { XFS_SCRUB_TYPE_FSCOUNTERS,    "fscounters" }
 
+#define XFS_SCRUB_FLAG_STRINGS \
+       { XFS_SCRUB_IFLAG_REPAIR,               "repair" }, \
+       { XFS_SCRUB_OFLAG_CORRUPT,              "corrupt" }, \
+       { XFS_SCRUB_OFLAG_PREEN,                "preen" }, \
+       { XFS_SCRUB_OFLAG_XFAIL,                "xfail" }, \
+       { XFS_SCRUB_OFLAG_XCORRUPT,             "xcorrupt" }, \
+       { XFS_SCRUB_OFLAG_INCOMPLETE,           "incomplete" }, \
+       { XFS_SCRUB_OFLAG_WARNING,              "warning" }, \
+       { XFS_SCRUB_OFLAG_NO_REPAIR_NEEDED,     "norepair" }
+
 DECLARE_EVENT_CLASS(xchk_class,
        TP_PROTO(struct xfs_inode *ip, struct xfs_scrub_metadata *sm,
                 int error),
@@ -103,14 +113,14 @@ DECLARE_EVENT_CLASS(xchk_class,
                __entry->flags = sm->sm_flags;
                __entry->error = error;
        ),
-       TP_printk("dev %d:%d ino 0x%llx type %s agno 0x%x inum 0x%llx gen 0x%x flags 0x%x error %d",
+       TP_printk("dev %d:%d ino 0x%llx type %s agno 0x%x inum 0x%llx gen 0x%x flags (%s) error %d",
                  MAJOR(__entry->dev), MINOR(__entry->dev),
                  __entry->ino,
                  __print_symbolic(__entry->type, XFS_SCRUB_TYPE_STRINGS),
                  __entry->agno,
                  __entry->inum,
                  __entry->gen,
-                 __entry->flags,
+                 __print_flags(__entry->flags, "|", XFS_SCRUB_FLAG_STRINGS),
                  __entry->error)
 )
 #define DEFINE_SCRUB_EVENT(name) \