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-rw-r--r--fs/xfs/xfs_dir2_trace.c235
1 files changed, 235 insertions, 0 deletions
diff --git a/fs/xfs/xfs_dir2_trace.c b/fs/xfs/xfs_dir2_trace.c
new file mode 100644
index 00000000000..9d641739314
--- /dev/null
+++ b/fs/xfs/xfs_dir2_trace.c
@@ -0,0 +1,235 @@
+/*
+ * Copyright (c) 2000-2003 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/
+ */
+
+/*
+ * xfs_dir2_trace.c
+ * Tracing for xfs v2 directories.
+ */
+#include "xfs.h"
+
+#include "xfs_types.h"
+#include "xfs_inum.h"
+#include "xfs_dir.h"
+#include "xfs_dir2.h"
+#include "xfs_bmap_btree.h"
+#include "xfs_attr_sf.h"
+#include "xfs_dir_sf.h"
+#include "xfs_dir2_sf.h"
+#include "xfs_dinode.h"
+#include "xfs_inode.h"
+#include "xfs_da_btree.h"
+#include "xfs_dir2_trace.h"
+
+#ifdef XFS_DIR2_TRACE
+ktrace_t *xfs_dir2_trace_buf;
+
+/*
+ * Enter something in the trace buffers.
+ */
+static void
+xfs_dir2_trace_enter(
+ xfs_inode_t *dp,
+ int type,
+ char *where,
+ char *name,
+ int namelen,
+ void *a0,
+ void *a1,
+ void *a2,
+ void *a3,
+ void *a4,
+ void *a5,
+ void *a6,
+ void *a7)
+{
+ void *n[5];
+
+ ASSERT(xfs_dir2_trace_buf);
+ ASSERT(dp->i_dir_trace);
+ if (name)
+ memcpy(n, name, min((int)sizeof(n), namelen));
+ else
+ memset((char *)n, 0, sizeof(n));
+ ktrace_enter(xfs_dir2_trace_buf,
+ (void *)(long)type, (void *)where,
+ (void *)a0, (void *)a1, (void *)a2, (void *)a3,
+ (void *)a4, (void *)a5, (void *)a6, (void *)a7,
+ (void *)(long)namelen,
+ (void *)n[0], (void *)n[1], (void *)n[2],
+ (void *)n[3], (void *)n[4]);
+ ktrace_enter(dp->i_dir_trace,
+ (void *)(long)type, (void *)where,
+ (void *)a0, (void *)a1, (void *)a2, (void *)a3,
+ (void *)a4, (void *)a5, (void *)a6, (void *)a7,
+ (void *)(long)namelen,
+ (void *)n[0], (void *)n[1], (void *)n[2],
+ (void *)n[3], (void *)n[4]);
+}
+
+void
+xfs_dir2_trace_args(
+ char *where,
+ xfs_da_args_t *args)
+{
+ xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS, where,
+ (char *)args->name, (int)args->namelen,
+ (void *)(unsigned long)args->hashval,
+ (void *)((unsigned long)(args->inumber >> 32)),
+ (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
+ (void *)args->dp, (void *)args->trans,
+ (void *)(unsigned long)args->justcheck, NULL, NULL);
+}
+
+void
+xfs_dir2_trace_args_b(
+ char *where,
+ xfs_da_args_t *args,
+ xfs_dabuf_t *bp)
+{
+ xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_B, where,
+ (char *)args->name, (int)args->namelen,
+ (void *)(unsigned long)args->hashval,
+ (void *)((unsigned long)(args->inumber >> 32)),
+ (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
+ (void *)args->dp, (void *)args->trans,
+ (void *)(unsigned long)args->justcheck,
+ (void *)(bp ? bp->bps[0] : NULL), NULL);
+}
+
+void
+xfs_dir2_trace_args_bb(
+ char *where,
+ xfs_da_args_t *args,
+ xfs_dabuf_t *lbp,
+ xfs_dabuf_t *dbp)
+{
+ xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_BB, where,
+ (char *)args->name, (int)args->namelen,
+ (void *)(unsigned long)args->hashval,
+ (void *)((unsigned long)(args->inumber >> 32)),
+ (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
+ (void *)args->dp, (void *)args->trans,
+ (void *)(unsigned long)args->justcheck,
+ (void *)(lbp ? lbp->bps[0] : NULL),
+ (void *)(dbp ? dbp->bps[0] : NULL));
+}
+
+void
+xfs_dir2_trace_args_bibii(
+ char *where,
+ xfs_da_args_t *args,
+ xfs_dabuf_t *bs,
+ int ss,
+ xfs_dabuf_t *bd,
+ int sd,
+ int c)
+{
+ xfs_buf_t *bpbs = bs ? bs->bps[0] : NULL;
+ xfs_buf_t *bpbd = bd ? bd->bps[0] : NULL;
+
+ xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_BIBII, where,
+ (char *)args->name, (int)args->namelen,
+ (void *)args->dp, (void *)args->trans,
+ (void *)bpbs, (void *)(long)ss, (void *)bpbd, (void *)(long)sd,
+ (void *)(long)c, NULL);
+}
+
+void
+xfs_dir2_trace_args_db(
+ char *where,
+ xfs_da_args_t *args,
+ xfs_dir2_db_t db,
+ xfs_dabuf_t *bp)
+{
+ xfs_buf_t *dbp = bp ? bp->bps[0] : NULL;
+
+ xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_DB, where,
+ (char *)args->name, (int)args->namelen,
+ (void *)(unsigned long)args->hashval,
+ (void *)((unsigned long)(args->inumber >> 32)),
+ (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
+ (void *)args->dp, (void *)args->trans,
+ (void *)(unsigned long)args->justcheck, (void *)(long)db,
+ (void *)dbp);
+}
+
+void
+xfs_dir2_trace_args_i(
+ char *where,
+ xfs_da_args_t *args,
+ xfs_ino_t i)
+{
+ xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_I, where,
+ (char *)args->name, (int)args->namelen,
+ (void *)(unsigned long)args->hashval,
+ (void *)((unsigned long)(args->inumber >> 32)),
+ (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
+ (void *)args->dp, (void *)args->trans,
+ (void *)(unsigned long)args->justcheck,
+ (void *)((unsigned long)(i >> 32)),
+ (void *)((unsigned long)(i & 0xFFFFFFFF)));
+}
+
+void
+xfs_dir2_trace_args_s(
+ char *where,
+ xfs_da_args_t *args,
+ int s)
+{
+ xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_S, where,
+ (char *)args->name, (int)args->namelen,
+ (void *)(unsigned long)args->hashval,
+ (void *)((unsigned long)(args->inumber >> 32)),
+ (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
+ (void *)args->dp, (void *)args->trans,
+ (void *)(unsigned long)args->justcheck, (void *)(long)s, NULL);
+}
+
+void
+xfs_dir2_trace_args_sb(
+ char *where,
+ xfs_da_args_t *args,
+ int s,
+ xfs_dabuf_t *bp)
+{
+ xfs_buf_t *dbp = bp ? bp->bps[0] : NULL;
+
+ xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_SB, where,
+ (char *)args->name, (int)args->namelen,
+ (void *)(unsigned long)args->hashval,
+ (void *)((unsigned long)(args->inumber >> 32)),
+ (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
+ (void *)args->dp, (void *)args->trans,
+ (void *)(unsigned long)args->justcheck, (void *)(long)s,
+ (void *)dbp);
+}
+#endif /* XFS_DIR2_TRACE */
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