diff options
Diffstat (limited to 'include/sys')
| -rw-r--r-- | include/sys/Makefile.am | 2 | ||||
| -rw-r--r-- | include/sys/sdt.h | 70 | ||||
| -rw-r--r-- | include/sys/trace.h | 1038 | ||||
| -rw-r--r-- | include/sys/zfs_context.h | 12 | ||||
| -rw-r--r-- | include/sys/zfs_debug.h | 42 |
5 files changed, 1122 insertions, 42 deletions
diff --git a/include/sys/Makefile.am b/include/sys/Makefile.am index 2c0cadd40..7ddace00d 100644 --- a/include/sys/Makefile.am +++ b/include/sys/Makefile.am @@ -40,11 +40,13 @@ COMMON_H = \ $(top_srcdir)/include/sys/rrwlock.h \ $(top_srcdir)/include/sys/sa.h \ $(top_srcdir)/include/sys/sa_impl.h \ + $(top_srcdir)/include/sys/sdt.h \ $(top_srcdir)/include/sys/spa_boot.h \ $(top_srcdir)/include/sys/space_map.h \ $(top_srcdir)/include/sys/space_reftree.h \ $(top_srcdir)/include/sys/spa.h \ $(top_srcdir)/include/sys/spa_impl.h \ + $(top_srcdir)/include/sys/trace.h \ $(top_srcdir)/include/sys/txg.h \ $(top_srcdir)/include/sys/txg_impl.h \ $(top_srcdir)/include/sys/u8_textprep_data.h \ diff --git a/include/sys/sdt.h b/include/sys/sdt.h new file mode 100644 index 000000000..56efa1b39 --- /dev/null +++ b/include/sys/sdt.h @@ -0,0 +1,70 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License, Version 1.0 only + * (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 + */ +/* + * Copyright 2007 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + +#ifndef _SYS_SDT_H +#define _SYS_SDT_H + +#ifndef _KERNEL + +#define ZFS_PROBE(a) ((void) 0) +#define ZFS_PROBE1(a, c) ((void) 0) +#define ZFS_PROBE2(a, c, e) ((void) 0) +#define ZFS_PROBE3(a, c, e, g) ((void) 0) +#define ZFS_PROBE4(a, c, e, g, i) ((void) 0) +#define ZFS_SET_ERROR(err) ((void) 0) + +#else + +#if defined(HAVE_DECLARE_EVENT_CLASS) + +#include <sys/trace.h> + +/* + * The set-error SDT probe is extra static, in that we declare its fake + * function literally, rather than with the DTRACE_PROBE1() macro. This is + * necessary so that SET_ERROR() can evaluate to a value, which wouldn't + * be possible if it required multiple statements (to declare the function + * and then call it). + * + * SET_ERROR() uses the comma operator so that it can be used without much + * additional code. For example, "return (EINVAL);" becomes + * "return (SET_ERROR(EINVAL));". Note that the argument will be evaluated + * twice, so it should not have side effects (e.g. something like: + * "return (SET_ERROR(log_error(EINVAL, info)));" would log the error twice). + */ +#define SET_ERROR(err) \ + (trace_zfs_set__error(__FILE__, __func__, __LINE__, err), err) + +#else + +#undef SET_ERROR +#define SET_ERROR(err) (err) + +#endif /* HAVE_DECLARE_EVENT_CLASS */ + +#endif /* _KERNEL */ + +#endif /* _SYS_SDT_H */ diff --git a/include/sys/trace.h b/include/sys/trace.h new file mode 100644 index 000000000..c73b15ac3 --- /dev/null +++ b/include/sys/trace.h @@ -0,0 +1,1038 @@ +/* + * 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 + */ +/* + * Copyright (c) 2014 by Prakash Surya. All rights reserved. + */ + +#if defined(_KERNEL) && defined(HAVE_DECLARE_EVENT_CLASS) + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM zfs + +#if !defined(_TRACE_ZFS_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_ZFS_H + +#include <linux/tracepoint.h> +#include <sys/types.h> +#include <sys/list.h> + +/* + * Redefine the DTRACE_PROBE* functions to use Linux tracepoints + */ +#undef DTRACE_PROBE1 +#define DTRACE_PROBE1(name, t1, arg1) \ + trace_zfs_##name((arg1)) + +#undef DTRACE_PROBE2 +#define DTRACE_PROBE2(name, t1, arg1, t2, arg2) \ + trace_zfs_##name((arg1), (arg2)) + +#undef DTRACE_PROBE3 +#define DTRACE_PROBE3(name, t1, arg1, t2, arg2, t3, arg3) \ + trace_zfs_##name((arg1), (arg2), (arg3)) + +#undef DTRACE_PROBE4 +#define DTRACE_PROBE4(name, t1, arg1, t2, arg2, t3, arg3, t4, arg4) \ + trace_zfs_##name((arg1), (arg2), (arg3), (arg4)) + +typedef struct arc_buf_hdr arc_buf_hdr_t; +typedef struct zio zio_t; +typedef struct vdev vdev_t; +typedef struct l2arc_write_callback l2arc_write_callback_t; +typedef struct blkptr blkptr_t; +typedef struct zbookmark_phys zbookmark_phys_t; +typedef struct l2arc_dev l2arc_dev_t; +typedef struct dmu_buf_impl dmu_buf_impl_t; +typedef struct dmu_tx dmu_tx_t; +typedef struct dnode dnode_t; +typedef struct dsl_pool dsl_pool_t; +typedef struct znode znode_t; +typedef struct zfs_ace_hdr zfs_ace_hdr_t; +typedef struct zilog zilog_t; +typedef struct zrlock zrlock_t; + +/* + * Generic support for one argument tracepoints of the form: + * + * DTRACE_PROBE1(..., + * arc_buf_hdr_t *, ...); + */ +DECLARE_EVENT_CLASS(zfs_arc_buf_hdr_class, + TP_PROTO(arc_buf_hdr_t *ab), + TP_ARGS(ab), + TP_STRUCT__entry( + __array(uint64_t, hdr_dva_word, 2) + __field(uint64_t, hdr_birth) + __field(uint64_t, hdr_cksum0) + __field(uint32_t, hdr_flags) + __field(uint32_t, hdr_datacnt) + __field(arc_buf_contents_t, hdr_type) + __field(uint64_t, hdr_size) + __field(uint64_t, hdr_spa) + __field(arc_state_type_t, hdr_state_type) + __field(clock_t, hdr_access) + __field(uint32_t, hdr_mru_hits) + __field(uint32_t, hdr_mru_ghost_hits) + __field(uint32_t, hdr_mfu_hits) + __field(uint32_t, hdr_mfu_ghost_hits) + __field(uint32_t, hdr_l2_hits) + __field(int64_t, hdr_refcount) + ), + TP_fast_assign( + __entry->hdr_dva_word[0] = ab->b_dva.dva_word[0]; + __entry->hdr_dva_word[1] = ab->b_dva.dva_word[1]; + __entry->hdr_birth = ab->b_birth; + __entry->hdr_cksum0 = ab->b_cksum0; + __entry->hdr_flags = ab->b_flags; + __entry->hdr_datacnt = ab->b_datacnt; + __entry->hdr_type = ab->b_type; + __entry->hdr_size = ab->b_size; + __entry->hdr_spa = ab->b_spa; + __entry->hdr_state_type = ab->b_state->arcs_state; + __entry->hdr_access = ab->b_arc_access; + __entry->hdr_mru_hits = ab->b_mru_hits; + __entry->hdr_mru_ghost_hits = ab->b_mru_ghost_hits; + __entry->hdr_mfu_hits = ab->b_mfu_hits; + __entry->hdr_mfu_ghost_hits = ab->b_mfu_ghost_hits; + __entry->hdr_l2_hits = ab->b_l2_hits; + __entry->hdr_refcount = ab->b_refcnt.rc_count; + ), + TP_printk("hdr { dva 0x%llx:0x%llx birth %llu cksum0 0x%llx " + "flags 0x%x datacnt %u type %u size %llu spa %llu " + "state_type %u access %lu mru_hits %u mru_ghost_hits %u " + "mfu_hits %u mfu_ghost_hits %u l2_hits %u refcount %lli }", + __entry->hdr_dva_word[0], __entry->hdr_dva_word[1], + __entry->hdr_birth, __entry->hdr_cksum0, __entry->hdr_flags, + __entry->hdr_datacnt, __entry->hdr_type, __entry->hdr_size, + __entry->hdr_spa, __entry->hdr_state_type, + __entry->hdr_access, __entry->hdr_mru_hits, + __entry->hdr_mru_ghost_hits, __entry->hdr_mfu_hits, + __entry->hdr_mfu_ghost_hits, __entry->hdr_l2_hits, + __entry->hdr_refcount) +); + +#define DEFINE_ARC_BUF_HDR_EVENT(name) \ +DEFINE_EVENT(zfs_arc_buf_hdr_class, name, \ + TP_PROTO(arc_buf_hdr_t *ab), \ + TP_ARGS(ab)) +DEFINE_ARC_BUF_HDR_EVENT(zfs_arc__hit); +DEFINE_ARC_BUF_HDR_EVENT(zfs_arc__evict); +DEFINE_ARC_BUF_HDR_EVENT(zfs_arc__delete); +DEFINE_ARC_BUF_HDR_EVENT(zfs_new_state__mru); +DEFINE_ARC_BUF_HDR_EVENT(zfs_new_state__mfu); +DEFINE_ARC_BUF_HDR_EVENT(zfs_l2arc__hit); +DEFINE_ARC_BUF_HDR_EVENT(zfs_l2arc__miss); + +/* + * Generic support for two argument tracepoints of the form: + * + * DTRACE_PROBE2(..., + * vdev_t *, ..., + * zio_t *, ...); + */ +#define ZIO_TP_STRUCT_ENTRY \ + __field(zio_type_t, zio_type) \ + __field(int, zio_cmd) \ + __field(zio_priority_t, zio_priority) \ + __field(uint64_t, zio_size) \ + __field(uint64_t, zio_orig_size) \ + __field(uint64_t, zio_offset) \ + __field(hrtime_t, zio_timestamp) \ + __field(hrtime_t, zio_delta) \ + __field(uint64_t, zio_delay) \ + __field(enum zio_flag, zio_flags) \ + __field(enum zio_stage, zio_stage) \ + __field(enum zio_stage, zio_pipeline) \ + __field(enum zio_flag, zio_orig_flags) \ + __field(enum zio_stage, zio_orig_stage) \ + __field(enum zio_stage, zio_orig_pipeline) \ + __field(uint8_t, zio_reexecute) \ + __field(uint64_t, zio_txg) \ + __field(int, zio_error) \ + __field(uint64_t, zio_ena) \ + \ + __field(enum zio_checksum, zp_checksum) \ + __field(enum zio_compress, zp_compress) \ + __field(dmu_object_type_t, zp_type) \ + __field(uint8_t, zp_level) \ + __field(uint8_t, zp_copies) \ + __field(boolean_t, zp_dedup) \ + __field(boolean_t, zp_dedup_verify) \ + __field(boolean_t, zp_nopwrite) + +#define ZIO_TP_FAST_ASSIGN \ + __entry->zio_type = zio->io_type; \ + __entry->zio_cmd = zio->io_cmd; \ + __entry->zio_priority = zio->io_priority; \ + __entry->zio_size = zio->io_size; \ + __entry->zio_orig_size = zio->io_orig_size; \ + __entry->zio_offset = zio->io_offset; \ + __entry->zio_timestamp = zio->io_timestamp; \ + __entry->zio_delta = zio->io_delta; \ + __entry->zio_delay = zio->io_delay; \ + __entry->zio_flags = zio->io_flags; \ + __entry->zio_stage = zio->io_stage; \ + __entry->zio_pipeline = zio->io_pipeline; \ + __entry->zio_orig_flags = zio->io_orig_flags; \ + __entry->zio_orig_stage = zio->io_orig_stage; \ + __entry->zio_orig_pipeline = zio->io_orig_pipeline; \ + __entry->zio_reexecute = zio->io_reexecute; \ + __entry->zio_txg = zio->io_txg; \ + __entry->zio_error = zio->io_error; \ + __entry->zio_ena = zio->io_ena; \ + \ + __entry->zp_checksum = zio->io_prop.zp_checksum; \ + __entry->zp_compress = zio->io_prop.zp_compress; \ + __entry->zp_type = zio->io_prop.zp_type; \ + __entry->zp_level = zio->io_prop.zp_level; \ + __entry->zp_copies = zio->io_prop.zp_copies; \ + __entry->zp_dedup = zio->io_prop.zp_dedup; \ + __entry->zp_nopwrite = zio->io_prop.zp_nopwrite; \ + __entry->zp_dedup_verify = zio->io_prop.zp_dedup_verify; + +#define ZIO_TP_PRINTK_FMT \ + "zio { type %u cmd %i prio %u size %llu orig_size %llu " \ + "offset %llu timestamp %llu delta %llu delay %llu " \ + "flags 0x%x stage 0x%x pipeline 0x%x orig_flags 0x%x " \ + "orig_stage 0x%x orig_pipeline 0x%x reexecute %u " \ + "txg %llu error %d ena %llu prop { checksum %u compress %u " \ + "type %u level %u copies %u dedup %u dedup_verify %u nopwrite %u } }" + +#define ZIO_TP_PRINTK_ARGS \ + __entry->zio_type, __entry->zio_cmd, __entry->zio_priority, \ + __entry->zio_size, __entry->zio_orig_size, __entry->zio_offset, \ + __entry->zio_timestamp, __entry->zio_delta, __entry->zio_delay, \ + __entry->zio_flags, __entry->zio_stage, __entry->zio_pipeline, \ + __entry->zio_orig_flags, __entry->zio_orig_stage, \ + __entry->zio_orig_pipeline, __entry->zio_reexecute, \ + __entry->zio_txg, __entry->zio_error, __entry->zio_ena, \ + __entry->zp_checksum, __entry->zp_compress, __entry->zp_type, \ + __entry->zp_level, __entry->zp_copies, __entry->zp_dedup, \ + __entry->zp_dedup_verify, __entry->zp_nopwrite + + +DECLARE_EVENT_CLASS(zfs_l2arc_rw_class, + TP_PROTO(vdev_t *vd, zio_t *zio), + TP_ARGS(vd, zio), + TP_STRUCT__entry( + __field(uint64_t, vdev_id) + __field(uint64_t, vdev_guid) + __field(uint64_t, vdev_state) + ZIO_TP_STRUCT_ENTRY + ), + TP_fast_assign( + __entry->vdev_id = vd->vdev_id; + __entry->vdev_guid = vd->vdev_guid; + __entry->vdev_state = vd->vdev_state; + ZIO_TP_FAST_ASSIGN + ), + TP_printk("vdev { id %llu guid %llu state %llu } " + ZIO_TP_PRINTK_FMT, __entry->vdev_id, __entry->vdev_guid, + __entry->vdev_state, ZIO_TP_PRINTK_ARGS) +); + +#define DEFINE_L2ARC_RW_EVENT(name) \ +DEFINE_EVENT(zfs_l2arc_rw_class, name, \ + TP_PROTO(vdev_t *vd, zio_t *zio), \ + TP_ARGS(vd, zio)) +DEFINE_L2ARC_RW_EVENT(zfs_l2arc__read); +DEFINE_L2ARC_RW_EVENT(zfs_l2arc__write); + +/* + * Generic support for two argument tracepoints of the form: + * + * DTRACE_PROBE2(..., + * zio_t *, ..., + * l2arc_write_callback_t *, ...); + */ +DECLARE_EVENT_CLASS(zfs_l2arc_iodone_class, + TP_PROTO(zio_t *zio, l2arc_write_callback_t *cb), + TP_ARGS(zio, cb), + TP_STRUCT__entry(ZIO_TP_STRUCT_ENTRY), + TP_fast_assign(ZIO_TP_FAST_ASSIGN), + TP_printk(ZIO_TP_PRINTK_FMT, ZIO_TP_PRINTK_ARGS) +); + +#define DEFINE_L2ARC_IODONE_EVENT(name) \ +DEFINE_EVENT(zfs_l2arc_iodone_class, name, \ + TP_PROTO(zio_t *zio, l2arc_write_callback_t *cb), \ + TP_ARGS(zio, cb)) +DEFINE_L2ARC_IODONE_EVENT(zfs_l2arc__iodone); + +/* + * Generic support for four argument tracepoints of the form: + * + * DTRACE_PROBE4(..., + * arc_buf_hdr_t *, ..., + * const blkptr_t *, + * uint64_t, + * const zbookmark_phys_t *); + */ +DECLARE_EVENT_CLASS(zfs_arc_miss_class, + TP_PROTO(arc_buf_hdr_t *hdr, + const blkptr_t *bp, uint64_t size, const zbookmark_phys_t *zb), + TP_ARGS(hdr, bp, size, zb), + TP_STRUCT__entry( + __array(uint64_t, hdr_dva_word, 2) + __field(uint64_t, hdr_birth) + __field(uint64_t, hdr_cksum0) + __field(uint32_t, hdr_flags) + __field(uint32_t, hdr_datacnt) + __field(arc_buf_contents_t, hdr_type) + __field(uint64_t, hdr_size) + __field(uint64_t, hdr_spa) + __field(arc_state_type_t, hdr_state_type) + __field(clock_t, hdr_access) + __field(uint32_t, hdr_mru_hits) + __field(uint32_t, hdr_mru_ghost_hits) + __field(uint32_t, hdr_mfu_hits) + __field(uint32_t, hdr_mfu_ghost_hits) + __field(uint32_t, hdr_l2_hits) + __field(int64_t, hdr_refcount) + + __array(uint64_t, bp_dva0, 2) + __array(uint64_t, bp_dva1, 2) + __array(uint64_t, bp_dva2, 2) + __array(uint64_t, bp_cksum, 4) + + __field(uint64_t, bp_lsize) + + __field(uint64_t, zb_objset) + __field(uint64_t, zb_object) + __field(int64_t, zb_level) + __field(uint64_t, zb_blkid) + ), + TP_fast_assign( + __entry->hdr_dva_word[0] = hdr->b_dva.dva_word[0]; + __entry->hdr_dva_word[1] = hdr->b_dva.dva_word[1]; + __entry->hdr_birth = hdr->b_birth; + __entry->hdr_cksum0 = hdr->b_cksum0; + __entry->hdr_flags = hdr->b_flags; + __entry->hdr_datacnt = hdr->b_datacnt; + __entry->hdr_type = hdr->b_type; + __entry->hdr_size = hdr->b_size; + __entry->hdr_spa = hdr->b_spa; + __entry->hdr_state_type = hdr->b_state->arcs_state; + __entry->hdr_access = hdr->b_arc_access; + __entry->hdr_mru_hits = hdr->b_mru_hits; + __entry->hdr_mru_ghost_hits = hdr->b_mru_ghost_hits; + __entry->hdr_mfu_hits = hdr->b_mfu_hits; + __entry->hdr_mfu_ghost_hits = hdr->b_mfu_ghost_hits; + __entry->hdr_l2_hits = hdr->b_l2_hits; + __entry->hdr_refcount = hdr->b_refcnt.rc_count; + + __entry->bp_dva0[0] = bp->blk_dva[0].dva_word[0]; + __entry->bp_dva0[1] = bp->blk_dva[0].dva_word[1]; + __entry->bp_dva1[0] = bp->blk_dva[1].dva_word[0]; + __entry->bp_dva1[1] = bp->blk_dva[1].dva_word[1]; + __entry->bp_dva2[0] = bp->blk_dva[2].dva_word[0]; + __entry->bp_dva2[1] = bp->blk_dva[2].dva_word[1]; + __entry->bp_cksum[0] = bp->blk_cksum.zc_word[0]; + __entry->bp_cksum[1] = bp->blk_cksum.zc_word[1]; + __entry->bp_cksum[2] = bp->blk_cksum.zc_word[2]; + __entry->bp_cksum[3] = bp->blk_cksum.zc_word[3]; + + __entry->bp_lsize = size; + + __entry->zb_objset = zb->zb_objset; + __entry->zb_object = zb->zb_object; + __entry->zb_level = zb->zb_level; + __entry->zb_blkid = zb->zb_blkid; + ), + TP_printk("hdr { dva 0x%llx:0x%llx birth %llu cksum0 0x%llx " + "flags 0x%x datacnt %u type %u size %llu spa %llu state_type %u " + "access %lu mru_hits %u mru_ghost_hits %u mfu_hits %u " + "mfu_ghost_hits %u l2_hits %u refcount %lli } " + "bp { dva0 0x%llx:0x%llx dva1 0x%llx:0x%llx dva2 " + "0x%llx:0x%llx cksum 0x%llx:0x%llx:0x%llx:0x%llx " + "lsize %llu } zb { objset %llu object %llu level %lli " + "blkid %llu }", + __entry->hdr_dva_word[0], __entry->hdr_dva_word[1], + __entry->hdr_birth, __entry->hdr_cksum0, __entry->hdr_flags, + __entry->hdr_datacnt, __entry->hdr_type, __entry->hdr_size, + __entry->hdr_spa, __entry->hdr_state_type, __entry->hdr_access, + __entry->hdr_mru_hits, __entry->hdr_mru_ghost_hits, + __entry->hdr_mfu_hits, __entry->hdr_mfu_ghost_hits, + __entry->hdr_l2_hits, __entry->hdr_refcount, + __entry->bp_dva0[0], __entry->bp_dva0[1], + __entry->bp_dva1[0], __entry->bp_dva1[1], + __entry->bp_dva2[0], __entry->bp_dva2[1], + __entry->bp_cksum[0], __entry->bp_cksum[1], + __entry->bp_cksum[2], __entry->bp_cksum[3], + __entry->bp_lsize, __entry->zb_objset, __entry->zb_object, + __entry->zb_level, __entry->zb_blkid) +); + +#define DEFINE_ARC_MISS_EVENT(name) \ +DEFINE_EVENT(zfs_arc_miss_class, name, \ + TP_PROTO(arc_buf_hdr_t *hdr, \ + const blkptr_t *bp, uint64_t size, const zbookmark_phys_t *zb), \ + TP_ARGS(hdr, bp, size, zb)) +DEFINE_ARC_MISS_EVENT(zfs_arc__miss); + +/* + * Generic support for four argument tracepoints of the form: + * + * DTRACE_PROBE4(..., + * l2arc_dev_t *, ..., + * list_t *, ..., + * uint64_t, ..., + * boolean_t, ...); + */ +DECLARE_EVENT_CLASS(zfs_l2arc_evict_class, + TP_PROTO(l2arc_dev_t *dev, + list_t *buflist, uint64_t taddr, boolean_t all), + TP_ARGS(dev, buflist, taddr, all), + TP_STRUCT__entry( + __field(uint64_t, vdev_id) + __field(uint64_t, vdev_guid) + __field(uint64_t, vdev_state) + + __field(uint64_t, l2ad_hand) + __field(uint64_t, l2ad_start) + __field(uint64_t, l2ad_end) + __field(uint64_t, l2ad_evict) + __field(boolean_t, l2ad_first) + __field(boolean_t, l2ad_writing) + + __field(uint64_t, taddr) + __field(boolean_t, all) + ), + TP_fast_assign( + __entry->vdev_id = dev->l2ad_vdev->vdev_id; + __entry->vdev_guid = dev->l2ad_vdev->vdev_guid; + __entry->vdev_state = dev->l2ad_vdev->vdev_state; + + __entry->l2ad_hand = dev->l2ad_hand; + __entry->l2ad_start = dev->l2ad_start; + __entry->l2ad_end = dev->l2ad_end; + __entry->l2ad_evict = dev->l2ad_evict; + __entry->l2ad_first = dev->l2ad_first; + __entry->l2ad_writing = dev->l2ad_writing; + + __entry->taddr = taddr; + __entry->all = all; + ), + TP_printk("l2ad { vdev { id %llu guid %llu state %llu } " + "hand %llu start %llu end %llu evict %llu " + "first %d writing %d } taddr %llu all %d", + __entry->vdev_id, __entry->vdev_guid, __entry->vdev_state, + __entry->l2ad_hand, __entry->l2ad_start, + __entry->l2ad_end, __entry->l2ad_evict, + __entry->l2ad_first, __entry->l2ad_writing, + __entry->taddr, __entry->all) +); + +#define DEFINE_L2ARC_EVICT_EVENT(name) \ +DEFINE_EVENT(zfs_l2arc_evict_class, name, \ + TP_PROTO(l2arc_dev_t *dev, \ + list_t *buflist, uint64_t taddr, boolean_t all), \ + TP_ARGS(dev, buflist, taddr, all)) +DEFINE_L2ARC_EVICT_EVENT(zfs_l2arc__evict); + +/* + * Generic support for three argument tracepoints of the form: + * + * DTRACE_PROBE3(..., + * dmu_tx_t *, ..., + * uint64_t, ..., + * uint64_t, ...); + */ +DECLARE_EVENT_CLASS(zfs_delay_mintime_class, + TP_PROTO(dmu_tx_t *tx, uint64_t dirty, uint64_t min_tx_time), + TP_ARGS(tx, dirty, min_tx_time), + TP_STRUCT__entry( + __field(uint64_t, tx_txg) + __field(uint64_t, tx_lastsnap_txg) + __field(uint64_t, tx_lasttried_txg) + __field(boolean_t, tx_anyobj) + __field(boolean_t, tx_waited) + __field(hrtime_t, tx_start) + __field(boolean_t, tx_wait_dirty) + __field(int, tx_err) +#ifdef DEBUG_DMU_TX + __field(uint64_t, tx_space_towrite) + __field(uint64_t, tx_space_tofree) + __field(uint64_t, tx_space_tooverwrite) + __field(uint64_t, tx_space_tounref) + __field(int64_t, tx_space_written) + __field(int64_t, tx_space_freed) +#endif + __field(uint64_t, min_tx_time) + __field(uint64_t, dirty) + ), + TP_fast_assign( + __entry->tx_txg = tx->tx_txg; + __entry->tx_lastsnap_txg = tx->tx_lastsnap_txg; + __entry->tx_lasttried_txg = tx->tx_lasttried_txg; + __entry->tx_anyobj = tx->tx_anyobj; + __entry->tx_waited = tx->tx_waited; + __entry->tx_start = tx->tx_start; + __entry->tx_wait_dirty = tx->tx_wait_dirty; + __entry->tx_err = tx->tx_err; +#ifdef DEBUG_DMU_TX + __entry->tx_space_towrite = tx->tx_space_towrite; + __entry->tx_space_tofree = tx->tx_space_tofree; + __entry->tx_space_tooverwrite = tx->tx_space_tooverwrite; + __entry->tx_space_tounref = tx->tx_space_tounref; + __entry->tx_space_written = tx->tx_space_written.rc_count; + __entry->tx_space_freed = tx->tx_space_freed.rc_count; +#endif + __entry->dirty = dirty; + __entry->min_tx_time = min_tx_time; + ), + TP_printk("tx { txg %llu lastsnap_txg %llu tx_lasttried_txg %llu " + "anyobj %d waited %d start %llu wait_dirty %d err %i " +#ifdef DEBUG_DMU_TX + "space_towrite %llu space_tofree %llu space_tooverwrite %llu " + "space_tounref %llu space_written %lli space_freed %lli " +#endif + "} dirty %llu min_tx_time %llu", + __entry->tx_txg, __entry->tx_lastsnap_txg, + __entry->tx_lasttried_txg, __entry->tx_anyobj, __entry->tx_waited, + __entry->tx_start, __entry->tx_wait_dirty, __entry->tx_err, +#ifdef DEBUG_DMU_TX + __entry->tx_space_towrite, __entry->tx_space_tofree, + __entry->tx_space_tooverwrite, __entry->tx_space_tounref, + __entry->tx_space_written, __entry->tx_space_freed, +#endif + __entry->dirty, __entry->min_tx_time) +); + +#define DEFINE_DELAY_MINTIME_EVENT(name) \ +DEFINE_EVENT(zfs_delay_mintime_class, name, \ + TP_PROTO(dmu_tx_t *tx, uint64_t dirty, uint64_t min_tx_time), \ + TP_ARGS(tx, dirty, min_tx_time)) +DEFINE_DELAY_MINTIME_EVENT(zfs_delay__mintime); + +/* + * Generic support for three argument tracepoints of the form: + * + * DTRACE_PROBE3(..., + * dnode_t *, ..., + * int64_t, ..., + * uint32_t, ...); + */ +DECLARE_EVENT_CLASS(zfs_dnode_move_class, + TP_PROTO(dnode_t *dn, int64_t refcount, uint32_t dbufs), + TP_ARGS(dn, refcount, dbufs), + TP_STRUCT__entry( + __field(uint64_t, dn_object) + __field(dmu_object_type_t, dn_type) + __field(uint16_t, dn_bonuslen) + __field(uint8_t, dn_bonustype) + __field(uint8_t, dn_nblkptr) + __field(uint8_t, dn_checksum) + __field(uint8_t, dn_compress) + __field(uint8_t, dn_nlevels) + __field(uint8_t, dn_indblkshift) + __field(uint8_t, dn_datablkshift) + __field(uint8_t, dn_moved) + __field(uint16_t, dn_datablkszsec) + __field(uint32_t, dn_datablksz) + __field(uint64_t, dn_maxblkid) + __field(int64_t, dn_tx_holds) + __field(int64_t, dn_holds) + __field(boolean_t, dn_have_spill) + + __field(int64_t, refcount) + __field(uint32_t, dbufs) + ), + TP_fast_assign( + __entry->dn_object = dn->dn_object; + __entry->dn_type = dn->dn_type; + __entry->dn_bonuslen = dn->dn_bonuslen; + __entry->dn_bonustype = dn->dn_bonustype; + __entry->dn_nblkptr = dn->dn_nblkptr; + __entry->dn_checksum = dn->dn_checksum; + __entry->dn_compress = dn->dn_compress; + __entry->dn_nlevels = dn->dn_nlevels; + __entry->dn_indblkshift = dn->dn_indblkshift; + __entry->dn_datablkshift = dn->dn_datablkshift; + __entry->dn_moved = dn->dn_moved; + __entry->dn_datablkszsec = dn->dn_datablkszsec; + __entry->dn_datablksz = dn->dn_datablksz; + __entry->dn_maxblkid = dn->dn_maxblkid; + __entry->dn_tx_holds = dn->dn_tx_holds.rc_count; + __entry->dn_holds = dn->dn_holds.rc_count; + __entry->dn_have_spill = dn->dn_have_spill; + + __entry->refcount = refcount; + __entry->dbufs = dbufs; + ), + TP_printk("dn { object %llu type %d bonuslen %u bonustype %u " + "nblkptr %u checksum %u compress %u nlevels %u indblkshift %u " + "datablkshift %u moved %u datablkszsec %u datablksz %u " + "maxblkid %llu tx_holds %lli holds %lli have_spill %d } " + "refcount %lli dbufs %u", + __entry->dn_object, __entry->dn_type, __entry->dn_bonuslen, + __entry->dn_bonustype, __entry->dn_nblkptr, __entry->dn_checksum, + __entry->dn_compress, __entry->dn_nlevels, __entry->dn_indblkshift, + __entry->dn_datablkshift, __entry->dn_moved, + __entry->dn_datablkszsec, __entry->dn_datablksz, + __entry->dn_maxblkid, __entry->dn_tx_holds, __entry->dn_holds, + __entry->dn_have_spill, __entry->refcount, __entry->dbufs) +); + +#define DEFINE_DNODE_MOVE_EVENT(name) \ +DEFINE_EVENT(zfs_dnode_move_class, name, \ + TP_PROTO(dnode_t *dn, int64_t refcount, uint32_t dbufs), \ + TP_ARGS(dn, refcount, dbufs)) +DEFINE_DNODE_MOVE_EVENT(zfs_dnode__move); + +/* + * Generic support for two argument tracepoints of the form: + * + * DTRACE_PROBE2(..., + * dsl_pool_t *, ..., + * uint64_t, ...); + */ +DECLARE_EVENT_CLASS(zfs_txg_class, + TP_PROTO(dsl_pool_t *dp, uint64_t txg), + TP_ARGS(dp, txg), + TP_STRUCT__entry( + __field(uint64_t, txg) + ), + TP_fast_assign( + __entry->txg = txg; + ), + TP_printk("txg %llu", __entry->txg) +); + +#define DEFINE_TXG_EVENT(name) \ +DEFINE_EVENT(zfs_txg_class, name, \ + TP_PROTO(dsl_pool_t *dp, uint64_t txg), \ + TP_ARGS(dp, txg)) +DEFINE_TXG_EVENT(zfs_dsl_pool_sync__done); +DEFINE_TXG_EVENT(zfs_txg__quiescing); +DEFINE_TXG_EVENT(zfs_txg__opened); +DEFINE_TXG_EVENT(zfs_txg__syncing); +DEFINE_TXG_EVENT(zfs_txg__synced); +DEFINE_TXG_EVENT(zfs_txg__quiesced); + +/* + * Generic support for three argument tracepoints of the form: + * + * DTRACE_PROBE3(..., + * znode_t *, ..., + * zfs_ace_hdr_t *, ..., + * uint32_t, ...); + */ +DECLARE_EVENT_CLASS(zfs_ace_class, + TP_PROTO(znode_t *zn, zfs_ace_hdr_t *ace, uint32_t mask_matched), + TP_ARGS(zn, ace, mask_matched), + TP_STRUCT__entry( + __field(uint64_t, z_id) + __field(uint8_t, z_unlinked) + __field(uint8_t, z_atime_dirty) + __field(uint8_t, z_zn_prefetch) + __field(uint8_t, z_moved) + __field(uint_t, z_blksz) + __field(uint_t, z_seq) + __field(uint64_t, z_mapcnt) + __field(uint64_t, z_gen) + __field(uint64_t, z_size) + __array(uint64_t, z_atime, 2) + __field(uint64_t, z_links) + __field(uint64_t, z_pflags) + __field(uint64_t, z_uid) + __field(uint64_t, z_gid) + __field(uint32_t, z_sync_cnt) + __field(mode_t, z_mode) + __field(boolean_t, z_is_sa) + __field(boolean_t, z_is_zvol) + __field(boolean_t, z_is_mapped) + __field(boolean_t, z_is_ctldir) + __field(boolean_t, z_is_stale) + + __field(unsigned long, i_ino) + __field(unsigned int, i_nlink) + __field(u64, i_version) + __field(loff_t, i_size) + __field(unsigned int, i_blkbits) + __field(unsigned short, i_bytes) + __field(umode_t, i_mode) + __field(__u32, i_generation) + + __field(uint16_t, z_type) + __field(uint16_t, z_flags) + __field(uint32_t, z_access_mask) + + __field(uint32_t, mask_matched) + ), + TP_fast_assign( + __entry->z_id = zn->z_id; + __entry->z_unlinked = zn->z_unlinked; + __entry->z_atime_dirty = zn->z_atime_dirty; + __entry->z_zn_prefetch = zn->z_zn_prefetch; + __entry->z_moved = zn->z_moved; + __entry->z_blksz = zn->z_blksz; + __entry->z_seq = zn->z_seq; + __entry->z_mapcnt = zn->z_mapcnt; + __entry->z_gen = zn->z_gen; + __entry->z_size = zn->z_size; + __entry->z_atime[0] = zn->z_atime[0]; + __entry->z_atime[1] = zn->z_atime[1]; + __entry->z_links = zn->z_links; + __entry->z_pflags = zn->z_pflags; + __entry->z_uid = zn->z_uid; + __entry->z_gid = zn->z_gid; + __entry->z_sync_cnt = zn->z_sync_cnt; + __entry->z_mode = zn->z_mode; + __entry->z_is_sa = zn->z_is_sa; + __entry->z_is_zvol = zn->z_is_zvol; + __entry->z_is_mapped = zn->z_is_mapped; + __entry->z_is_ctldir = zn->z_is_ctldir; + __entry->z_is_stale = zn->z_is_stale; + + __entry->i_ino = zn->z_inode.i_ino; + __entry->i_nlink = zn->z_inode.i_nlink; + __entry->i_version = zn->z_inode.i_version; + __entry->i_size = zn->z_inode.i_size; + __entry->i_blkbits = zn->z_inode.i_blkbits; + __entry->i_bytes = zn->z_inode.i_bytes; + __entry->i_mode = zn->z_inode.i_mode; + __entry->i_generation = zn->z_inode.i_generation; + + __entry->z_type = ace->z_type; + __entry->z_flags = ace->z_flags; + __entry->z_access_mask = ace->z_access_mask; + + __entry->mask_matched = mask_matched; + ), + TP_printk("zn { id %llu unlinked %u atime_dirty %u " + "zn_prefetch %u moved %u blksz %u seq %u " + "mapcnt %llu gen %llu size %llu atime 0x%llx:0x%llx " + "links %llu pflags %llu uid %llu gid %llu " + "sync_cnt %u mode 0x%x is_sa %d is_zvol %d " + "is_mapped %d is_ctldir %d is_stale %d inode { " + "ino %lu nlink %u version %llu size %lli blkbits %u " + "bytes %u mode 0x%x generation %x } } ace { type %u " + "flags %u access_mask %u } mask_matched %u", + __entry->z_id, __entry->z_unlinked, __entry->z_atime_dirty, + __entry->z_zn_prefetch, __entry->z_moved, __entry->z_blksz, + __entry->z_seq, __entry->z_mapcnt, __entry->z_gen, + __entry->z_size, __entry->z_atime[0], __entry->z_atime[1], + __entry->z_links, __entry->z_pflags, __entry->z_uid, + __entry->z_gid, __entry->z_sync_cnt, __entry->z_mode, + __entry->z_is_sa, __entry->z_is_zvol, __entry->z_is_mapped, + __entry->z_is_ctldir, __entry->z_is_stale, __entry->i_ino, + __entry->i_nlink, __entry->i_version, __entry->i_size, + __entry->i_blkbits, __entry->i_bytes, __entry->i_mode, + __entry->i_generation, __entry->z_type, __entry->z_flags, + __entry->z_access_mask, __entry->mask_matched) +); + +#define DEFINE_ACE_EVENT(name) \ +DEFINE_EVENT(zfs_ace_class, name, \ + TP_PROTO(znode_t *zn, zfs_ace_hdr_t *ace, uint32_t mask_matched), \ + TP_ARGS(zn, ace, mask_matched)) +DEFINE_ACE_EVENT(zfs_zfs__ace__denies); +DEFINE_ACE_EVENT(zfs_zfs__ace__allows); + +/* + * Generic support for one argument tracepoints of the form: + * + * DTRACE_PROBE1(..., + * zilog_t *, ...); + */ +DECLARE_EVENT_CLASS(zfs_zil_class, + TP_PROTO(zilog_t *zilog), + TP_ARGS(zilog), + TP_STRUCT__entry( + __field(uint64_t, zl_lr_seq) + __field(uint64_t, zl_commit_lr_seq) + __field(uint64_t, zl_destroy_txg) + __field(uint64_t, zl_replaying_seq) + __field(uint32_t, zl_suspend) + __field(uint8_t, zl_suspending) + __field(uint8_t, zl_keep_first) + __field(uint8_t, zl_replay) + __field(uint8_t, zl_stop_sync) + __field(uint8_t, zl_writer) + __field(uint8_t, zl_logbias) + __field(uint8_t, zl_sync) + __field(int, zl_parse_error) + __field(uint64_t, zl_parse_blk_seq) + __field(uint64_t, zl_parse_lr_seq) + __field(uint64_t, zl_parse_blk_count) + __field(uint64_t, zl_parse_lr_count) + __field(uint64_t, zl_next_batch) + __field(uint64_t, zl_com_batch) + __field(uint64_t, zl_itx_list_sz) + __field(uint64_t, zl_cur_used) + __field(clock_t, zl_replay_time) + __field(uint64_t, zl_replay_blks) + ), + TP_fast_assign( + __entry->zl_lr_seq = zilog->zl_lr_seq; + __entry->zl_commit_lr_seq = zilog->zl_commit_lr_seq; + __entry->zl_destroy_txg = zilog->zl_destroy_txg; + __entry->zl_replaying_seq = zilog->zl_replaying_seq; + __entry->zl_suspend = zilog->zl_suspend; + __entry->zl_suspending = zilog->zl_suspending; + __entry->zl_keep_first = zilog->zl_keep_first; + __entry->zl_replay = zilog->zl_replay; + __entry->zl_stop_sync = zilog->zl_stop_sync; + __entry->zl_writer = zilog->zl_writer; + __entry->zl_logbias = zilog->zl_logbias; + __entry->zl_sync = zilog->zl_sync; + __entry->zl_parse_error = zilog->zl_parse_error; + __entry->zl_parse_blk_seq = zilog->zl_parse_blk_seq; + __entry->zl_parse_lr_seq = zilog->zl_parse_lr_seq; + __entry->zl_parse_blk_count = zilog->zl_parse_blk_count; + __entry->zl_parse_lr_count = zilog->zl_parse_lr_count; + __entry->zl_next_batch = zilog->zl_next_batch; + __entry->zl_com_batch = zilog->zl_com_batch; + __entry->zl_itx_list_sz = zilog->zl_itx_list_sz; + __entry->zl_cur_used = zilog->zl_cur_used; + __entry->zl_replay_time = zilog->zl_replay_time; + __entry->zl_replay_blks = zilog->zl_replay_blks; + ), + TP_printk("zl { lr_seq %llu commit_lr_seq %llu destroy_txg %llu " + "replaying_seq %llu suspend %u suspending %u keep_first %u " + "replay %u stop_sync %u writer %u logbias %u sync %u " + "parse_error %u parse_blk_seq %llu parse_lr_seq %llu " + "parse_blk_count %llu parse_lr_count %llu next_batch %llu " + "com_batch %llu itx_list_sz %llu cur_used %llu replay_time %lu " + "replay_blks %llu }", + __entry->zl_lr_seq, __entry->zl_commit_lr_seq, + __entry->zl_destroy_txg, __entry->zl_replaying_seq, + __entry->zl_suspend, __entry->zl_suspending, __entry->zl_keep_first, + __entry->zl_replay, __entry->zl_stop_sync, __entry->zl_writer, + __entry->zl_logbias, __entry->zl_sync, __entry->zl_parse_error, + __entry->zl_parse_blk_seq, __entry->zl_parse_lr_seq, + __entry->zl_parse_blk_count, __entry->zl_parse_lr_count, + __entry->zl_next_batch, __entry->zl_com_batch, + __entry->zl_itx_list_sz, __entry->zl_cur_used, + __entry->zl_replay_time, __entry->zl_replay_blks) +); + +#define DEFINE_ZIL_EVENT(name) \ +DEFINE_EVENT(zfs_zil_class, name, \ + TP_PROTO(zilog_t *zilog), \ + TP_ARGS(zilog)) +DEFINE_ZIL_EVENT(zfs_zil__cw1); +DEFINE_ZIL_EVENT(zfs_zil__cw2); + +/* + * Generic support for two argument tracepoints of the form: + * + * DTRACE_PROBE2(..., + * dmu_buf_impl_t *, ..., + * zio_t *, ...); + */ +#define DBUF_TP_STRUCT_ENTRY \ + __field(const char *, os_spa) \ + __field(uint64_t, ds_object) \ + __field(uint64_t, db_object) \ + __field(uint64_t, db_level) \ + __field(uint64_t, db_blkid) \ + __field(uint64_t, db_offset) \ + __field(uint64_t, db_size) \ + __field(uint64_t, db_state) \ + __field(int64_t, db_holds) \ + +#define DBUF_TP_FAST_ASSIGN \ + __entry->os_spa = \ + spa_name(DB_DNODE(db)->dn_objset->os_spa); \ + \ + __entry->ds_object = db->db_objset->os_dsl_dataset ? \ + db->db_objset->os_dsl_dataset->ds_object : 0; \ + \ + __entry->db_object = db->db.db_object; \ + __entry->db_level = db->db_level; \ + __entry->db_blkid = db->db_blkid; \ + __entry->db_offset = db->db.db_offset; \ + __entry->db_size = db->db.db_size; \ + __entry->db_state = db->db_state; \ + __entry->db_holds = refcount_count(&db->db_holds); + +#define DBUF_TP_PRINTK_FMT \ + "dbuf { spa \"%s\" objset %llu object %llu level %llu " \ + "blkid %llu offset %llu size %llu state %llu holds %lld }" + +#define DBUF_TP_PRINTK_ARGS \ + __entry->os_spa, __entry->ds_object, \ + __entry->db_object, __entry->db_level, \ + __entry->db_blkid, __entry->db_offset, \ + __entry->db_size, __entry->db_state, __entry->db_holds + +DECLARE_EVENT_CLASS(zfs_dbuf_class, + TP_PROTO(dmu_buf_impl_t *db, zio_t *zio), + TP_ARGS(db, zio), + TP_STRUCT__entry(DBUF_TP_STRUCT_ENTRY), + TP_fast_assign(DBUF_TP_FAST_ASSIGN), + TP_printk(DBUF_TP_PRINTK_FMT, DBUF_TP_PRINTK_ARGS) +); + +#define DEFINE_DBUF_EVENT(name) \ +DEFINE_EVENT(zfs_dbuf_class, name, \ + TP_PROTO(dmu_buf_impl_t *db, zio_t *zio), \ + TP_ARGS(db, zio)) +DEFINE_DBUF_EVENT(zfs_blocked__read); + +/* + * Generic support for two argument tracepoints of the form: + * + * DTRACE_PROBE2(..., + * zrlock_t *, ..., + * uint32_t, ...); + */ +DECLARE_EVENT_CLASS(zfs_zrlock_class, + TP_PROTO(zrlock_t *zrl, uint32_t n), + TP_ARGS(zrl, n), + TP_STRUCT__entry( + __field(int32_t, zr_refcount) +#ifdef ZFS_DEBUG + __field(pid_t, zr_owner_pid) + __field(const char *, zr_caller) +#endif + __field(uint32_t, n) + ), + TP_fast_assign( + __entry->zr_refcount = zrl->zr_refcount; +#ifdef ZFS_DEBUG + __entry->zr_owner_pid = zrl->zr_owner->pid; + __entry->zr_caller = zrl->zr_caller; +#endif + __entry->n = n; + ), +#ifdef ZFS_DEBUG + TP_printk("zrl { refcount %d owner_pid %d caller %s } n %u", + __entry->zr_refcount, __entry->zr_owner_pid, __entry->zr_caller, + __entry->n) +#else + TP_printk("zrl { refcount %d } n %u", + __entry->zr_refcount, __entry->n) +#endif +); + +#define DEFINE_ZRLOCK_EVENT(name) \ +DEFINE_EVENT(zfs_zrlock_class, name, \ + TP_PROTO(zrlock_t *zrl, uint32_t n), \ + TP_ARGS(zrl, n)) +DEFINE_ZRLOCK_EVENT(zfs_zrlock__reentry); + +/* + * Generic support for four argument tracepoints of the form: + * + * DTRACE_PROBE4(..., + * const char *, ..., + * const char *, ..., + * int, ..., + * uintptr_t, ...); + */ +DECLARE_EVENT_CLASS(zfs_set_error_class, + TP_PROTO(const char *file, const char *function, int line, + uintptr_t error), + TP_ARGS(file, function, line, error), + TP_STRUCT__entry( + __field(const char *, file) + __field(const char *, function) + __field(int, line) + __field(uintptr_t, error) + ), + TP_fast_assign( + __entry->file = strchr(file, '/') ? strrchr(file, '/') + 1 : file; + __entry->function = function; + __entry->line = line; + __entry->error = error; + ), + TP_printk("%s:%d:%s(): error 0x%lx", __entry->file, __entry->line, + __entry->function, __entry->error) +); + +#define DEFINE_SET_ERROR_EVENT(name) \ +DEFINE_EVENT(zfs_set_error_class, name, \ + TP_PROTO(const char *file, const char *function, int line, \ + uintptr_t error), \ + TP_ARGS(file, function, line, error)) +DEFINE_SET_ERROR_EVENT(zfs_set__error); + +/* + * Generic support for four argument tracepoints of the form: + * + * DTRACE_PROBE4(..., + * const char *, ..., + * const char *, ..., + * int, ..., + * const char *, ...); + */ +DECLARE_EVENT_CLASS(zfs_dprintf_class, + TP_PROTO(const char *file, const char *function, int line, + const char *msg), + TP_ARGS(file, function, line, msg), + TP_STRUCT__entry( + __field(const char *, file) + __field(const char *, function) + __field(int, line) + __string(msg, msg) + ), + TP_fast_assign( + __entry->file = file; + __entry->function = function; + __entry->line = line; + __assign_str(msg, msg); + ), + TP_printk("%s:%d:%s(): %s", __entry->file, __entry->line, + __entry->function, __get_str(msg)) +); + +#define DEFINE_DPRINTF_EVENT(name) \ +DEFINE_EVENT(zfs_dprintf_class, name, \ + TP_PROTO(const char *file, const char *function, int line, \ + const char *msg), \ + TP_ARGS(file, function, line, msg)) +DEFINE_DPRINTF_EVENT(zfs_zfs__dprintf); + +/* + * Generic support for one argument tracepoints of the form: + * + * DTRACE_PROBE1(..., + * const char *, ...); + */ +DECLARE_EVENT_CLASS(zfs_dbgmsg_class, + TP_PROTO(const char *msg), + TP_ARGS(msg), + TP_STRUCT__entry( + __string(msg, msg) + ), + TP_fast_assign( + __assign_str(msg, msg); + ), + TP_printk("%s", __get_str(msg)) +); + +#define DEFINE_DBGMSG_EVENT(name) \ +DEFINE_EVENT(zfs_dbgmsg_class, name, \ + TP_PROTO(const char *msg), \ + TP_ARGS(msg)) +DEFINE_DBGMSG_EVENT(zfs_zfs__dbgmsg); + +#endif /* _TRACE_ZFS_H */ + +#undef TRACE_INCLUDE_PATH +#define TRACE_INCLUDE_PATH sys +#define TRACE_INCLUDE_FILE trace +#include <trace/define_trace.h> + +#endif /* _KERNEL && HAVE_DECLARE_EVENT_CLASS */ diff --git a/include/sys/zfs_context.h b/include/sys/zfs_context.h index ee8221d53..d4c6fb810 100644 --- a/include/sys/zfs_context.h +++ b/include/sys/zfs_context.h @@ -66,6 +66,7 @@ #include <sys/sunddi.h> #include <sys/ctype.h> #include <sys/disp.h> +#include <sys/trace.h> #include <linux/dcache_compat.h> #include <linux/utsname_compat.h> @@ -140,15 +141,12 @@ #define CE_PANIC 3 /* panic */ #define CE_IGNORE 4 /* print nothing */ -extern int aok; - /* * ZFS debugging */ extern void dprintf_setup(int *argc, char **argv); -extern void __dprintf(const char *file, const char *func, - int line, const char *fmt, ...); + extern void cmn_err(int, const char *, ...); extern void vcmn_err(int, const char *, va_list); extern void panic(const char *, ...); @@ -156,7 +154,8 @@ extern void vpanic(const char *, va_list); #define fm_panic panic -#ifdef __sun +extern int aok; + /* * DTrace SDT probes have different signatures in userland than they do in * kernel. If they're being used in kernel code, re-define them out of @@ -202,9 +201,6 @@ extern void vpanic(const char *, va_list); * "return (SET_ERROR(log_error(EINVAL, info)));" would log the error twice). */ #define SET_ERROR(err) (ZFS_SET_ERROR(err), err) -#else -#define SET_ERROR(err) (err) -#endif /* * Threads. TS_STACK_MIN is dictated by the minimum allowed pthread stack diff --git a/include/sys/zfs_debug.h b/include/sys/zfs_debug.h index 35ffa0187..1a7062408 100644 --- a/include/sys/zfs_debug.h +++ b/include/sys/zfs_debug.h @@ -38,14 +38,6 @@ extern "C" { #define FALSE 0 #endif -/* - * ZFS debugging - Always enabled for user space builds. - */ - -#if !defined(ZFS_DEBUG) && !defined(_KERNEL) -#define ZFS_DEBUG -#endif - extern int zfs_flags; extern int zfs_recover; extern int zfs_free_leak_on_eio; @@ -59,29 +51,15 @@ extern int zfs_free_leak_on_eio; #define ZFS_DEBUG_ZIO_FREE (1<<6) #define ZFS_DEBUG_HISTOGRAM_VERIFY (1<<7) -/* - * Always log zfs debug messages to the spl debug subsystem as SS_USER1. - * When the SPL is configured with debugging enabled these messages will - * appear in the internal spl debug log, otherwise they are a no-op. - */ -#if defined(_KERNEL) - -#include <spl-debug.h> -#define dprintf(...) \ - if (zfs_flags & ZFS_DEBUG_DPRINTF) \ - __SDEBUG(NULL, SS_USER1, SD_DPRINTF, __VA_ARGS__) - -/* - * When zfs is running is user space the debugging is always enabled. - * The messages will be printed using the __dprintf() function and - * filtered based on the zfs_flags variable. - */ -#else -#define dprintf(...) \ - if (zfs_flags & ZFS_DEBUG_DPRINTF) \ +#if defined(HAVE_DECLARE_EVENT_CLASS) || !defined(_KERNEL) +extern void __dprintf(const char *file, const char *func, + int line, const char *fmt, ...); +#define dprintf(...) \ + if (zfs_flags & ZFS_DEBUG_DPRINTF) \ __dprintf(__FILE__, __func__, __LINE__, __VA_ARGS__) - -#endif /* _KERNEL */ +#else +#define dprintf(...) ((void)0) +#endif /* HAVE_DECLARE_EVENT_CLASS || !_KERNEL */ extern void zfs_panic_recover(const char *fmt, ...); @@ -93,12 +71,8 @@ typedef struct zfs_dbgmsg { extern void zfs_dbgmsg_init(void); extern void zfs_dbgmsg_fini(void); -#if defined(_KERNEL) && defined(__linux__) -#define zfs_dbgmsg(...) dprintf(__VA_ARGS__) -#else extern void zfs_dbgmsg(const char *fmt, ...); extern void zfs_dbgmsg_print(const char *tag); -#endif #ifndef _KERNEL extern int dprintf_find_string(const char *string); |