1 files changed, 86 insertions, 0 deletions

diff --git a/fs/xfs/xfs_dir2_trace.h b/fs/xfs/xfs_dir2_trace.h
new file mode 100644
index 000000000000..0a178bffa806
--- /dev/null
+++ b/fs/xfs/xfs_dir2_trace.h
@@ -0,0 +1,86 @@
+/*
+ * Copyright (c) 2000 Silicon Graphics, Inc.  All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it would be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * Further, this software is distributed without any warranty that it is
+ * free of the rightful claim of any third person regarding infringement
+ * or the like.  Any license provided herein, whether implied or
+ * otherwise, applies only to this software file.  Patent licenses, if
+ * any, provided herein do not apply to combinations of this program with
+ * other software, or any other product whatsoever.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write the Free Software Foundation, Inc., 59
+ * Temple Place - Suite 330, Boston MA 02111-1307, USA.
+ *
+ * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
+ * Mountain View, CA  94043, or:
+ *
+ * http://www.sgi.com
+ *
+ * For further information regarding this notice, see:
+ *
+ * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
+ */
+#ifndef __XFS_DIR2_TRACE_H__
+#define __XFS_DIR2_TRACE_H__
+
+/*
+ * Tracing for xfs v2 directories.
+ */
+
+#if defined(XFS_DIR2_TRACE)
+
+struct ktrace;
+struct xfs_dabuf;
+struct xfs_da_args;
+
+#define XFS_DIR2_GTRACE_SIZE            4096    /* global buffer */
+#define XFS_DIR2_KTRACE_SIZE            32      /* per-inode buffer */
+extern struct ktrace *xfs_dir2_trace_buf;
+
+#define XFS_DIR2_KTRACE_ARGS            1       /* args only */
+#define XFS_DIR2_KTRACE_ARGS_B          2       /* args + buffer */
+#define XFS_DIR2_KTRACE_ARGS_BB         3       /* args + 2 buffers */
+#define XFS_DIR2_KTRACE_ARGS_DB         4       /* args, db, buffer */
+#define XFS_DIR2_KTRACE_ARGS_I          5       /* args, inum */
+#define XFS_DIR2_KTRACE_ARGS_S          6       /* args, int */
+#define XFS_DIR2_KTRACE_ARGS_SB         7       /* args, int, buffer */
+#define XFS_DIR2_KTRACE_ARGS_BIBII      8       /* args, buf/int/buf/int/int */
+
+void xfs_dir2_trace_args(char *where, struct xfs_da_args *args);
+void xfs_dir2_trace_args_b(char *where, struct xfs_da_args *args,
+                           struct xfs_dabuf *bp);
+void xfs_dir2_trace_args_bb(char *where, struct xfs_da_args *args,
+                            struct xfs_dabuf *lbp, struct xfs_dabuf *dbp);
+void xfs_dir2_trace_args_bibii(char *where, struct xfs_da_args *args,
+                               struct xfs_dabuf *bs, int ss,
+                               struct xfs_dabuf *bd, int sd, int c);
+void xfs_dir2_trace_args_db(char *where, struct xfs_da_args *args,
+                            xfs_dir2_db_t db, struct xfs_dabuf *bp);
+void xfs_dir2_trace_args_i(char *where, struct xfs_da_args *args, xfs_ino_t i);
+void xfs_dir2_trace_args_s(char *where, struct xfs_da_args *args, int s);
+void xfs_dir2_trace_args_sb(char *where, struct xfs_da_args *args, int s,
+                            struct xfs_dabuf *bp);
+
+#else   /* XFS_DIR2_TRACE */
+
+#define xfs_dir2_trace_args(where, args)
+#define xfs_dir2_trace_args_b(where, args, bp)
+#define xfs_dir2_trace_args_bb(where, args, lbp, dbp)
+#define xfs_dir2_trace_args_bibii(where, args, bs, ss, bd, sd, c)
+#define xfs_dir2_trace_args_db(where, args, db, bp)
+#define xfs_dir2_trace_args_i(where, args, i)
+#define xfs_dir2_trace_args_s(where, args, s)
+#define xfs_dir2_trace_args_sb(where, args, s, bp)
+
+#endif  /* XFS_DIR2_TRACE */
+
+#endif  /* __XFS_DIR2_TRACE_H__ */