OpenZFS restructuring - move linux tracing code to platform directories

Move Linux specific tracing headers and source to platform directories
and update the build system.

Reviewed-by: Allan Jude <allanjude@freebsd.org>
Reviewed-by: Ryan Moeller <ryan@ixsystems.com>
Reviewed by: Brad Lewis <brad.lewis@delphix.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Matt Macy <mmacy@FreeBSD.org>
Closes #9290

module/zfs/Makefile.in

@@ -80,7 +80,6 @@ $(MODULE)-objs += spa_log_spacemap.o
 $(MODULE)-objs += spa_misc.o
 $(MODULE)-objs += space_map.o
 $(MODULE)-objs += space_reftree.o
-$(MODULE)-objs += trace.o
 $(MODULE)-objs += txg.o
 $(MODULE)-objs += uberblock.o
 $(MODULE)-objs += unique.o

module/zfs/arc.c

@@ -302,7 +302,7 @@
 #include <sys/zthr.h>
 #include <zfs_fletcher.h>
 #include <sys/arc_impl.h>
-#include <sys/trace_arc.h>
+#include <sys/trace_defs.h>
 #include <sys/aggsum.h>
 #include <sys/cityhash.h>
 

module/zfs/dbuf.c

@@ -44,7 +44,7 @@
 #include <sys/zfeature.h>
 #include <sys/blkptr.h>
 #include <sys/range_tree.h>
-#include <sys/trace_dbuf.h>
+#include <sys/trace_defs.h>
 #include <sys/callb.h>
 #include <sys/abd.h>
 #include <sys/vdev.h>

module/zfs/dmu.c

@@ -49,7 +49,7 @@
 #include <sys/sa.h>
 #include <sys/zfeature.h>
 #include <sys/abd.h>
-#include <sys/trace_dmu.h>
+#include <sys/trace_defs.h>
 #include <sys/zfs_rlock.h>
 #ifdef _KERNEL
 #include <sys/vmsystm.h>

module/zfs/dmu_tx.c

@@ -37,7 +37,7 @@
 #include <sys/sa.h>
 #include <sys/sa_impl.h>
 #include <sys/zfs_context.h>
-#include <sys/trace_dmu.h>
+#include <sys/trace_defs.h>
 
 typedef void (*dmu_tx_hold_func_t)(dmu_tx_t *tx, struct dnode *dn,
     uint64_t arg1, uint64_t arg2);

module/zfs/dnode.c

@@ -37,7 +37,7 @@
 #include <sys/zio.h>
 #include <sys/dmu_zfetch.h>
 #include <sys/range_tree.h>
-#include <sys/trace_dnode.h>
+#include <sys/trace_defs.h>
 #include <sys/zfs_project.h>
 
 dnode_stats_t dnode_stats = {

module/zfs/dsl_pool.c

@@ -48,7 +48,7 @@
 #include <sys/zfeature.h>
 #include <sys/zil_impl.h>
 #include <sys/dsl_userhold.h>
-#include <sys/trace_txg.h>
+#include <sys/trace_defs.h>
 #include <sys/mmp.h>
 
 /*

module/zfs/multilist.c

@@ -18,7 +18,7 @@
 
 #include <sys/zfs_context.h>
 #include <sys/multilist.h>
-#include <sys/trace_multilist.h>
+#include <sys/trace_defs.h>
 
 /* needed for spa_get_random() */
 #include <sys/spa.h>

module/zfs/rrwlock.c

@@ -28,7 +28,7 @@
 
 #include <sys/refcount.h>
 #include <sys/rrwlock.h>
-#include <sys/trace_rrwlock.h>
+#include <sys/trace_defs.h>
 
 /*
  * This file contains the implementation of a re-entrant read

module/zfs/trace.c

@@ -1,54 +0,0 @@
-/*
- * CDDL HEADER START
- *
- * The contents of this file are subject to the terms of the
- * Common Development and Distribution License (the "License").
- * You may not use this file except in compliance with the License.
- *
- * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
- * or http://www.opensolaris.org/os/licensing.
- * See the License for the specific language governing permissions
- * and limitations under the License.
- *
- * When distributing Covered Code, include this CDDL HEADER in each
- * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
- * If applicable, add the following below this CDDL HEADER, with the
- * fields enclosed by brackets "[]" replaced with your own identifying
- * information: Portions Copyright [yyyy] [name of copyright owner]
- *
- * CDDL HEADER END
- */
-
-/*
- * Each DTRACE_PROBE must define its trace point in one (and only one)
- * source file, so this dummy file exists for that purpose.
- */
-
-#include <sys/multilist.h>
-#include <sys/arc_impl.h>
-#include <sys/vdev_impl.h>
-#include <sys/zio.h>
-#include <sys/dbuf.h>
-#include <sys/dmu_objset.h>
-#include <sys/dsl_dataset.h>
-#include <sys/dmu_tx.h>
-#include <sys/dnode.h>
-#include <sys/multilist.h>
-#include <sys/zfs_znode.h>
-#include <sys/zil_impl.h>
-#include <sys/zrlock.h>
-
-#define	CREATE_TRACE_POINTS
-#include <sys/trace.h>
-#include <sys/trace_acl.h>
-#include <sys/trace_arc.h>
-#include <sys/trace_dbuf.h>
-#include <sys/trace_dmu.h>
-#include <sys/trace_dnode.h>
-#include <sys/trace_multilist.h>
-#include <sys/trace_rrwlock.h>
-#include <sys/trace_txg.h>
-#include <sys/trace_vdev.h>
-#include <sys/trace_zil.h>
-#include <sys/trace_zio.h>
-#include <sys/trace_zrlock.h>

module/zfs/txg.c

@@ -33,7 +33,7 @@
 #include <sys/dsl_scan.h>
 #include <sys/zil.h>
 #include <sys/callb.h>
-#include <sys/trace_txg.h>
+#include <sys/trace_defs.h>
 
 /*
  * ZFS Transaction Groups

module/zfs/vdev_removal.c

@@ -46,7 +46,7 @@
 #include <sys/abd.h>
 #include <sys/vdev_initialize.h>
 #include <sys/vdev_trim.h>
-#include <sys/trace_vdev.h>
+#include <sys/trace_defs.h>
 
 /*
  * This file contains the necessary logic to remove vdevs from a

module/zfs/zil.c

@@ -41,7 +41,7 @@
 #include <sys/dmu_tx.h>
 #include <sys/dsl_pool.h>
 #include <sys/metaslab.h>
-#include <sys/trace_zil.h>
+#include <sys/trace_defs.h>
 #include <sys/abd.h>
 
 /*

module/zfs/zio.c

@@ -44,7 +44,7 @@
 #include <sys/dsl_scan.h>
 #include <sys/metaslab_impl.h>
 #include <sys/time.h>
-#include <sys/trace_zio.h>
+#include <sys/trace_defs.h>
 #include <sys/abd.h>
 #include <sys/dsl_crypt.h>
 #include <sys/cityhash.h>

module/zfs/zrlock.c

@@ -39,7 +39,7 @@
  * function calls.
  */
 #include <sys/zrlock.h>
-#include <sys/trace_zrlock.h>
+#include <sys/trace_defs.h>
 
 /*
  * A ZRL can be locked only while there are zero references, so ZRL_LOCKED is