diff options
Diffstat (limited to 'include/trace')
| -rw-r--r-- | include/trace/bpf_probe.h | 12 | ||||
| -rw-r--r-- | include/trace/events/bcache.h | 10 | ||||
| -rw-r--r-- | include/trace/events/block.h | 20 | ||||
| -rw-r--r-- | include/trace/events/btrfs.h | 111 | ||||
| -rw-r--r-- | include/trace/events/error_report.h | 74 | ||||
| -rw-r--r-- | include/trace/events/intel_iommu.h | 39 | ||||
| -rw-r--r-- | include/trace/events/kmem.h | 24 | ||||
| -rw-r--r-- | include/trace/events/netlink.h | 29 | ||||
| -rw-r--r-- | include/trace/events/pagemap.h | 11 | ||||
| -rw-r--r-- | include/trace/events/rcu.h | 26 | ||||
| -rw-r--r-- | include/trace/events/rpcrdma.h | 50 | ||||
| -rw-r--r-- | include/trace/events/sunrpc.h | 15 | ||||
| -rw-r--r-- | include/trace/events/tcp.h | 20 | ||||
| -rw-r--r-- | include/trace/events/ufs.h | 108 | ||||
| -rw-r--r-- | include/trace/events/workqueue.h | 6 | ||||
| -rw-r--r-- | include/trace/trace_events.h | 31 |
16 files changed, 481 insertions, 105 deletions
diff --git a/include/trace/bpf_probe.h b/include/trace/bpf_probe.h index cd74bffed5c6..a23be89119aa 100644 --- a/include/trace/bpf_probe.h +++ b/include/trace/bpf_probe.h @@ -55,8 +55,7 @@ /* tracepoints with more than 12 arguments will hit build error */ #define CAST_TO_U64(...) CONCATENATE(__CAST, COUNT_ARGS(__VA_ARGS__))(__VA_ARGS__) -#undef DECLARE_EVENT_CLASS -#define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \ +#define __BPF_DECLARE_TRACE(call, proto, args) \ static notrace void \ __bpf_trace_##call(void *__data, proto) \ { \ @@ -64,6 +63,10 @@ __bpf_trace_##call(void *__data, proto) \ CONCATENATE(bpf_trace_run, COUNT_ARGS(args))(prog, CAST_TO_U64(args)); \ } +#undef DECLARE_EVENT_CLASS +#define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \ + __BPF_DECLARE_TRACE(call, PARAMS(proto), PARAMS(args)) + /* * This part is compiled out, it is only here as a build time check * to make sure that if the tracepoint handling changes, the @@ -111,6 +114,11 @@ __DEFINE_EVENT(template, call, PARAMS(proto), PARAMS(args), size) #define DEFINE_EVENT_PRINT(template, name, proto, args, print) \ DEFINE_EVENT(template, name, PARAMS(proto), PARAMS(args)) +#undef DECLARE_TRACE +#define DECLARE_TRACE(call, proto, args) \ + __BPF_DECLARE_TRACE(call, PARAMS(proto), PARAMS(args)) \ + __DEFINE_EVENT(call, call, PARAMS(proto), PARAMS(args), 0) + #include TRACE_INCLUDE(TRACE_INCLUDE_FILE) #undef DEFINE_EVENT_WRITABLE diff --git a/include/trace/events/bcache.h b/include/trace/events/bcache.h index e41c611d6d3b..899fdacf57b9 100644 --- a/include/trace/events/bcache.h +++ b/include/trace/events/bcache.h @@ -28,7 +28,7 @@ DECLARE_EVENT_CLASS(bcache_request, __entry->sector = bio->bi_iter.bi_sector; __entry->orig_sector = bio->bi_iter.bi_sector - 16; __entry->nr_sector = bio->bi_iter.bi_size >> 9; - blk_fill_rwbs(__entry->rwbs, bio->bi_opf, bio->bi_iter.bi_size); + blk_fill_rwbs(__entry->rwbs, bio->bi_opf); ), TP_printk("%d,%d %s %llu + %u (from %d,%d @ %llu)", @@ -102,7 +102,7 @@ DECLARE_EVENT_CLASS(bcache_bio, __entry->dev = bio_dev(bio); __entry->sector = bio->bi_iter.bi_sector; __entry->nr_sector = bio->bi_iter.bi_size >> 9; - blk_fill_rwbs(__entry->rwbs, bio->bi_opf, bio->bi_iter.bi_size); + blk_fill_rwbs(__entry->rwbs, bio->bi_opf); ), TP_printk("%d,%d %s %llu + %u", @@ -137,7 +137,7 @@ TRACE_EVENT(bcache_read, __entry->dev = bio_dev(bio); __entry->sector = bio->bi_iter.bi_sector; __entry->nr_sector = bio->bi_iter.bi_size >> 9; - blk_fill_rwbs(__entry->rwbs, bio->bi_opf, bio->bi_iter.bi_size); + blk_fill_rwbs(__entry->rwbs, bio->bi_opf); __entry->cache_hit = hit; __entry->bypass = bypass; ), @@ -168,7 +168,7 @@ TRACE_EVENT(bcache_write, __entry->inode = inode; __entry->sector = bio->bi_iter.bi_sector; __entry->nr_sector = bio->bi_iter.bi_size >> 9; - blk_fill_rwbs(__entry->rwbs, bio->bi_opf, bio->bi_iter.bi_size); + blk_fill_rwbs(__entry->rwbs, bio->bi_opf); __entry->writeback = writeback; __entry->bypass = bypass; ), @@ -238,7 +238,7 @@ TRACE_EVENT(bcache_journal_write, __entry->sector = bio->bi_iter.bi_sector; __entry->nr_sector = bio->bi_iter.bi_size >> 9; __entry->nr_keys = keys; - blk_fill_rwbs(__entry->rwbs, bio->bi_opf, bio->bi_iter.bi_size); + blk_fill_rwbs(__entry->rwbs, bio->bi_opf); ), TP_printk("%d,%d %s %llu + %u keys %u", diff --git a/include/trace/events/block.h b/include/trace/events/block.h index 0d782663a005..cc5ab96a7471 100644 --- a/include/trace/events/block.h +++ b/include/trace/events/block.h @@ -89,7 +89,7 @@ TRACE_EVENT(block_rq_requeue, __entry->sector = blk_rq_trace_sector(rq); __entry->nr_sector = blk_rq_trace_nr_sectors(rq); - blk_fill_rwbs(__entry->rwbs, rq->cmd_flags, blk_rq_bytes(rq)); + blk_fill_rwbs(__entry->rwbs, rq->cmd_flags); __get_str(cmd)[0] = '\0'; ), @@ -133,7 +133,7 @@ TRACE_EVENT(block_rq_complete, __entry->nr_sector = nr_bytes >> 9; __entry->error = error; - blk_fill_rwbs(__entry->rwbs, rq->cmd_flags, nr_bytes); + blk_fill_rwbs(__entry->rwbs, rq->cmd_flags); __get_str(cmd)[0] = '\0'; ), @@ -166,7 +166,7 @@ DECLARE_EVENT_CLASS(block_rq, __entry->nr_sector = blk_rq_trace_nr_sectors(rq); __entry->bytes = blk_rq_bytes(rq); - blk_fill_rwbs(__entry->rwbs, rq->cmd_flags, blk_rq_bytes(rq)); + blk_fill_rwbs(__entry->rwbs, rq->cmd_flags); __get_str(cmd)[0] = '\0'; memcpy(__entry->comm, current->comm, TASK_COMM_LEN); ), @@ -196,7 +196,7 @@ DEFINE_EVENT(block_rq, block_rq_insert, /** * block_rq_issue - issue pending block IO request operation to device driver - * @rq: block IO operation operation request + * @rq: block IO operation request * * Called when block operation request @rq from queue @q is sent to a * device driver for processing. @@ -210,7 +210,7 @@ DEFINE_EVENT(block_rq, block_rq_issue, /** * block_rq_merge - merge request with another one in the elevator - * @rq: block IO operation operation request + * @rq: block IO operation request * * Called when block operation request @rq from queue @q is merged to another * request queued in the elevator. @@ -249,7 +249,7 @@ TRACE_EVENT(block_bio_complete, __entry->sector = bio->bi_iter.bi_sector; __entry->nr_sector = bio_sectors(bio); __entry->error = blk_status_to_errno(bio->bi_status); - blk_fill_rwbs(__entry->rwbs, bio->bi_opf, bio->bi_iter.bi_size); + blk_fill_rwbs(__entry->rwbs, bio->bi_opf); ), TP_printk("%d,%d %s %llu + %u [%d]", @@ -276,7 +276,7 @@ DECLARE_EVENT_CLASS(block_bio, __entry->dev = bio_dev(bio); __entry->sector = bio->bi_iter.bi_sector; __entry->nr_sector = bio_sectors(bio); - blk_fill_rwbs(__entry->rwbs, bio->bi_opf, bio->bi_iter.bi_size); + blk_fill_rwbs(__entry->rwbs, bio->bi_opf); memcpy(__entry->comm, current->comm, TASK_COMM_LEN); ), @@ -433,7 +433,7 @@ TRACE_EVENT(block_split, __entry->dev = bio_dev(bio); __entry->sector = bio->bi_iter.bi_sector; __entry->new_sector = new_sector; - blk_fill_rwbs(__entry->rwbs, bio->bi_opf, bio->bi_iter.bi_size); + blk_fill_rwbs(__entry->rwbs, bio->bi_opf); memcpy(__entry->comm, current->comm, TASK_COMM_LEN); ), @@ -474,7 +474,7 @@ TRACE_EVENT(block_bio_remap, __entry->nr_sector = bio_sectors(bio); __entry->old_dev = dev; __entry->old_sector = from; - blk_fill_rwbs(__entry->rwbs, bio->bi_opf, bio->bi_iter.bi_size); + blk_fill_rwbs(__entry->rwbs, bio->bi_opf); ), TP_printk("%d,%d %s %llu + %u <- (%d,%d) %llu", @@ -518,7 +518,7 @@ TRACE_EVENT(block_rq_remap, __entry->old_dev = dev; __entry->old_sector = from; __entry->nr_bios = blk_rq_count_bios(rq); - blk_fill_rwbs(__entry->rwbs, rq->cmd_flags, blk_rq_bytes(rq)); + blk_fill_rwbs(__entry->rwbs, rq->cmd_flags); ), TP_printk("%d,%d %s %llu + %u <- (%d,%d) %llu %u", diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h index ecd24c719de4..0551ea65374f 100644 --- a/include/trace/events/btrfs.h +++ b/include/trace/events/btrfs.h @@ -99,7 +99,8 @@ struct btrfs_space_info; EM( ALLOC_CHUNK, "ALLOC_CHUNK") \ EM( ALLOC_CHUNK_FORCE, "ALLOC_CHUNK_FORCE") \ EM( RUN_DELAYED_IPUTS, "RUN_DELAYED_IPUTS") \ - EMe(COMMIT_TRANS, "COMMIT_TRANS") + EM( COMMIT_TRANS, "COMMIT_TRANS") \ + EMe(FORCE_COMMIT_TRANS, "FORCE_COMMIT_TRANS") /* * First define the enums in the above macros to be exported to userspace via @@ -499,12 +500,13 @@ DEFINE_EVENT( #define show_ordered_flags(flags) \ __print_flags(flags, "|", \ - { (1 << BTRFS_ORDERED_IO_DONE), "IO_DONE" }, \ - { (1 << BTRFS_ORDERED_COMPLETE), "COMPLETE" }, \ + { (1 << BTRFS_ORDERED_REGULAR), "REGULAR" }, \ { (1 << BTRFS_ORDERED_NOCOW), "NOCOW" }, \ - { (1 << BTRFS_ORDERED_COMPRESSED), "COMPRESSED" }, \ { (1 << BTRFS_ORDERED_PREALLOC), "PREALLOC" }, \ + { (1 << BTRFS_ORDERED_COMPRESSED), "COMPRESSED" }, \ { (1 << BTRFS_ORDERED_DIRECT), "DIRECT" }, \ + { (1 << BTRFS_ORDERED_IO_DONE), "IO_DONE" }, \ + { (1 << BTRFS_ORDERED_COMPLETE), "COMPLETE" }, \ { (1 << BTRFS_ORDERED_IOERR), "IOERR" }, \ { (1 << BTRFS_ORDERED_TRUNCATED), "TRUNCATED" }) @@ -1111,15 +1113,16 @@ TRACE_EVENT(btrfs_trigger_flush, TRACE_EVENT(btrfs_flush_space, TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes, - int state, int ret), + int state, int ret, bool for_preempt), - TP_ARGS(fs_info, flags, num_bytes, state, ret), + TP_ARGS(fs_info, flags, num_bytes, state, ret, for_preempt), TP_STRUCT__entry_btrfs( __field( u64, flags ) __field( u64, num_bytes ) __field( int, state ) __field( int, ret ) + __field( bool, for_preempt ) ), TP_fast_assign_btrfs(fs_info, @@ -1127,15 +1130,16 @@ TRACE_EVENT(btrfs_flush_space, __entry->num_bytes = num_bytes; __entry->state = state; __entry->ret = ret; + __entry->for_preempt = for_preempt; ), - TP_printk_btrfs("state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d", + TP_printk_btrfs("state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d for_preempt=%d", __entry->state, __print_symbolic(__entry->state, FLUSH_STATES), __entry->flags, __print_flags((unsigned long)__entry->flags, "|", BTRFS_GROUP_FLAGS), - __entry->num_bytes, __entry->ret) + __entry->num_bytes, __entry->ret, __entry->for_preempt) ); DECLARE_EVENT_CLASS(btrfs__reserved_extent, @@ -2025,6 +2029,97 @@ TRACE_EVENT(btrfs_convert_extent_bit, __print_flags(__entry->clear_bits, "|", EXTENT_FLAGS)) ); +DECLARE_EVENT_CLASS(btrfs_dump_space_info, + TP_PROTO(const struct btrfs_fs_info *fs_info, + const struct btrfs_space_info *sinfo), + + TP_ARGS(fs_info, sinfo), + + TP_STRUCT__entry_btrfs( + __field( u64, flags ) + __field( u64, total_bytes ) + __field( u64, bytes_used ) + __field( u64, bytes_pinned ) + __field( u64, bytes_reserved ) + __field( u64, bytes_may_use ) + __field( u64, bytes_readonly ) + __field( u64, reclaim_size ) + __field( int, clamp ) + __field( u64, global_reserved ) + __field( u64, trans_reserved ) + __field( u64, delayed_refs_reserved ) + __field( u64, delayed_reserved ) + __field( u64, free_chunk_space ) + ), + + TP_fast_assign_btrfs(fs_info, + __entry->flags = sinfo->flags; + __entry->total_bytes = sinfo->total_bytes; + __entry->bytes_used = sinfo->bytes_used; + __entry->bytes_pinned = sinfo->bytes_pinned; + __entry->bytes_reserved = sinfo->bytes_reserved; + __entry->bytes_may_use = sinfo->bytes_may_use; + __entry->bytes_readonly = sinfo->bytes_readonly; + __entry->reclaim_size = sinfo->reclaim_size; + __entry->clamp = sinfo->clamp; + __entry->global_reserved = fs_info->global_block_rsv.reserved; + __entry->trans_reserved = fs_info->trans_block_rsv.reserved; + __entry->delayed_refs_reserved = fs_info->delayed_refs_rsv.reserved; + __entry->delayed_reserved = fs_info->delayed_block_rsv.reserved; + __entry->free_chunk_space = atomic64_read(&fs_info->free_chunk_space); + ), + + TP_printk_btrfs("flags=%s total_bytes=%llu bytes_used=%llu " + "bytes_pinned=%llu bytes_reserved=%llu " + "bytes_may_use=%llu bytes_readonly=%llu " + "reclaim_size=%llu clamp=%d global_reserved=%llu " + "trans_reserved=%llu delayed_refs_reserved=%llu " + "delayed_reserved=%llu chunk_free_space=%llu", + __print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS), + __entry->total_bytes, __entry->bytes_used, + __entry->bytes_pinned, __entry->bytes_reserved, + __entry->bytes_may_use, __entry->bytes_readonly, + __entry->reclaim_size, __entry->clamp, + __entry->global_reserved, __entry->trans_reserved, + __entry->delayed_refs_reserved, + __entry->delayed_reserved, __entry->free_chunk_space) +); + +DEFINE_EVENT(btrfs_dump_space_info, btrfs_done_preemptive_reclaim, + TP_PROTO(const struct btrfs_fs_info *fs_info, + const struct btrfs_space_info *sinfo), + TP_ARGS(fs_info, sinfo) +); + +TRACE_EVENT(btrfs_reserve_ticket, + TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes, + u64 start_ns, int flush, int error), + + TP_ARGS(fs_info, flags, bytes, start_ns, flush, error), + + TP_STRUCT__entry_btrfs( + __field( u64, flags ) + __field( u64, bytes ) + __field( u64, start_ns ) + __field( int, flush ) + __field( int, error ) + ), + + TP_fast_assign_btrfs(fs_info, + __entry->flags = flags; + __entry->bytes = bytes; + __entry->start_ns = start_ns; + __entry->flush = flush; + __entry->error = error; + ), + + TP_printk_btrfs("flags=%s bytes=%llu start_ns=%llu flush=%s error=%d", + __print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS), + __entry->bytes, __entry->start_ns, + __print_symbolic(__entry->flush, FLUSH_ACTIONS), + __entry->error) +); + DECLARE_EVENT_CLASS(btrfs_sleep_tree_lock, TP_PROTO(const struct extent_buffer *eb, u64 start_ns), diff --git a/include/trace/events/error_report.h b/include/trace/events/error_report.h new file mode 100644 index 000000000000..96f64bf218b2 --- /dev/null +++ b/include/trace/events/error_report.h @@ -0,0 +1,74 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Declarations for error reporting tracepoints. + * + * Copyright (C) 2021, Google LLC. + */ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM error_report + +#if !defined(_TRACE_ERROR_REPORT_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_ERROR_REPORT_H + +#include <linux/tracepoint.h> + +#ifndef __ERROR_REPORT_DECLARE_TRACE_ENUMS_ONCE_ONLY +#define __ERROR_REPORT_DECLARE_TRACE_ENUMS_ONCE_ONLY + +enum error_detector { + ERROR_DETECTOR_KFENCE, + ERROR_DETECTOR_KASAN +}; + +#endif /* __ERROR_REPORT_DECLARE_TRACE_ENUMS_ONCE_ONLY */ + +#define error_detector_list \ + EM(ERROR_DETECTOR_KFENCE, "kfence") \ + EMe(ERROR_DETECTOR_KASAN, "kasan") +/* Always end the list with an EMe. */ + +#undef EM +#undef EMe + +#define EM(a, b) TRACE_DEFINE_ENUM(a); +#define EMe(a, b) TRACE_DEFINE_ENUM(a); + +error_detector_list + +#undef EM +#undef EMe + +#define EM(a, b) { a, b }, +#define EMe(a, b) { a, b } + +#define show_error_detector_list(val) \ + __print_symbolic(val, error_detector_list) + +DECLARE_EVENT_CLASS(error_report_template, + TP_PROTO(enum error_detector error_detector, unsigned long id), + TP_ARGS(error_detector, id), + TP_STRUCT__entry(__field(enum error_detector, error_detector) + __field(unsigned long, id)), + TP_fast_assign(__entry->error_detector = error_detector; + __entry->id = id;), + TP_printk("[%s] %lx", + show_error_detector_list(__entry->error_detector), + __entry->id)); + +/** + * error_report_end - called after printing the error report + * @error_detector: short string describing the error detection tool + * @id: pseudo-unique descriptor identifying the report + * (e.g. the memory access address) + * + * This event occurs right after a debugging tool finishes printing the error + * report. + */ +DEFINE_EVENT(error_report_template, error_report_end, + TP_PROTO(enum error_detector error_detector, unsigned long id), + TP_ARGS(error_detector, id)); + +#endif /* _TRACE_ERROR_REPORT_H */ + +/* This part must be outside protection */ +#include <trace/define_trace.h> diff --git a/include/trace/events/intel_iommu.h b/include/trace/events/intel_iommu.h index 112bd06487bf..e801f4910522 100644 --- a/include/trace/events/intel_iommu.h +++ b/include/trace/events/intel_iommu.h @@ -6,7 +6,6 @@ * * Author: Lu Baolu <baolu.lu@linux.intel.com> */ -#ifdef CONFIG_INTEL_IOMMU #undef TRACE_SYSTEM #define TRACE_SYSTEM intel_iommu @@ -135,8 +134,44 @@ DEFINE_EVENT(dma_map_sg, bounce_map_sg, struct scatterlist *sg), TP_ARGS(dev, index, total, sg) ); + +TRACE_EVENT(qi_submit, + TP_PROTO(struct intel_iommu *iommu, u64 qw0, u64 qw1, u64 qw2, u64 qw3), + + TP_ARGS(iommu, qw0, qw1, qw2, qw3), + + TP_STRUCT__entry( + __field(u64, qw0) + __field(u64, qw1) + __field(u64, qw2) + __field(u64, qw3) + __string(iommu, iommu->name) + ), + + TP_fast_assign( + __assign_str(iommu, iommu->name); + __entry->qw0 = qw0; + __entry->qw1 = qw1; + __entry->qw2 = qw2; + __entry->qw3 = qw3; + ), + + TP_printk("%s %s: 0x%llx 0x%llx 0x%llx 0x%llx", + __print_symbolic(__entry->qw0 & 0xf, + { QI_CC_TYPE, "cc_inv" }, + { QI_IOTLB_TYPE, "iotlb_inv" }, + { QI_DIOTLB_TYPE, "dev_tlb_inv" }, + { QI_IEC_TYPE, "iec_inv" }, + { QI_IWD_TYPE, "inv_wait" }, + { QI_EIOTLB_TYPE, "p_iotlb_inv" }, + { QI_PC_TYPE, "pc_inv" }, + { QI_DEIOTLB_TYPE, "p_dev_tlb_inv" }, + { QI_PGRP_RESP_TYPE, "page_grp_resp" }), + __get_str(iommu), + __entry->qw0, __entry->qw1, __entry->qw2, __entry->qw3 + ) +); #endif /* _TRACE_INTEL_IOMMU_H */ /* This part must be outside protection */ #include <trace/define_trace.h> -#endif /* CONFIG_INTEL_IOMMU */ diff --git a/include/trace/events/kmem.h b/include/trace/events/kmem.h index f65b1f6db22d..3a60b6b6db32 100644 --- a/include/trace/events/kmem.h +++ b/include/trace/events/kmem.h @@ -115,7 +115,7 @@ DEFINE_EVENT(kmem_alloc_node, kmem_cache_alloc_node, TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node) ); -DECLARE_EVENT_CLASS(kmem_free, +TRACE_EVENT(kfree, TP_PROTO(unsigned long call_site, const void *ptr), @@ -135,18 +135,26 @@ DECLARE_EVENT_CLASS(kmem_free, (void *)__entry->call_site, __entry->ptr) ); -DEFINE_EVENT(kmem_free, kfree, +TRACE_EVENT(kmem_cache_free, - TP_PROTO(unsigned long call_site, const void *ptr), + TP_PROTO(unsigned long call_site, const void *ptr, const char *name), - TP_ARGS(call_site, ptr) -); + TP_ARGS(call_site, ptr, name), -DEFINE_EVENT(kmem_free, kmem_cache_free, + TP_STRUCT__entry( + __field( unsigned long, call_site ) + __field( const void *, ptr ) + __string( name, name ) + ), - TP_PROTO(unsigned long call_site, const void *ptr), + TP_fast_assign( + __entry->call_site = call_site; + __entry->ptr = ptr; + __assign_str(name, name); + ), - TP_ARGS(call_site, ptr) + TP_printk("call_site=%pS ptr=%p name=%s", + (void *)__entry->call_site, __entry->ptr, __get_str(name)) ); TRACE_EVENT(mm_page_free, diff --git a/include/trace/events/netlink.h b/include/trace/events/netlink.h new file mode 100644 index 000000000000..3b7be3b386a4 --- /dev/null +++ b/include/trace/events/netlink.h @@ -0,0 +1,29 @@ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM netlink + +#if !defined(_TRACE_NETLINK_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_NETLINK_H + +#include <linux/tracepoint.h> + +TRACE_EVENT(netlink_extack, + + TP_PROTO(const char *msg), + + TP_ARGS(msg), + + TP_STRUCT__entry( + __string( msg, msg ) + ), + + TP_fast_assign( + __assign_str(msg, msg); + ), + + TP_printk("msg=%s", __get_str(msg)) +); + +#endif /* _TRACE_NETLINK_H */ + +/* This part must be outside protection */ +#include <trace/define_trace.h> diff --git a/include/trace/events/pagemap.h b/include/trace/events/pagemap.h index 8fd1babae761..e1735fe7c76a 100644 --- a/include/trace/events/pagemap.h +++ b/include/trace/events/pagemap.h @@ -27,24 +27,21 @@ TRACE_EVENT(mm_lru_insertion, - TP_PROTO( - struct page *page, - int lru - ), + TP_PROTO(struct page *page), - TP_ARGS(page, lru), + TP_ARGS(page), TP_STRUCT__entry( __field(struct page *, page ) __field(unsigned long, pfn ) - __field(int, lru ) + __field(enum lru_list, lru ) __field(unsigned long, flags ) ), TP_fast_assign( __entry->page = page; __entry->pfn = page_to_pfn(page); - __entry->lru = lru; + __entry->lru = page_lru(page); __entry->flags = trace_pagemap_flags(page); ), diff --git a/include/trace/events/rcu.h b/include/trace/events/rcu.h index 155b5cb43cfd..5fc29400e1a2 100644 --- a/include/trace/events/rcu.h +++ b/include/trace/events/rcu.h @@ -505,6 +505,32 @@ TRACE_EVENT_RCU(rcu_callback, __entry->qlen) ); +TRACE_EVENT_RCU(rcu_segcb_stats, + + TP_PROTO(struct rcu_segcblist *rs, const char *ctx), + + TP_ARGS(rs, ctx), + + TP_STRUCT__entry( + __field(const char *, ctx) + __array(unsigned long, gp_seq, RCU_CBLIST_NSEGS) + __array(long, seglen, RCU_CBLIST_NSEGS) + ), + + TP_fast_assign( + __entry->ctx = ctx; + memcpy(__entry->seglen, rs->seglen, RCU_CBLIST_NSEGS * sizeof(long)); + memcpy(__entry->gp_seq, rs->gp_seq, RCU_CBLIST_NSEGS * sizeof(unsigned long)); + + ), + + TP_printk("%s seglen: (DONE=%ld, WAIT=%ld, NEXT_READY=%ld, NEXT=%ld) " + "gp_seq: (DONE=%lu, WAIT=%lu, NEXT_READY=%lu, NEXT=%lu)", __entry->ctx, + __entry->seglen[0], __entry->seglen[1], __entry->seglen[2], __entry->seglen[3], + __entry->gp_seq[0], __entry->gp_seq[1], __entry->gp_seq[2], __entry->gp_seq[3]) + +); + /* * Tracepoint for the registration of a single RCU callback of the special * kvfree() form. The first argument is the RCU type, the second argument diff --git a/include/trace/events/rpcrdma.h b/include/trace/events/rpcrdma.h index 76e85e16854b..c838e7ac1c2d 100644 --- a/include/trace/events/rpcrdma.h +++ b/include/trace/events/rpcrdma.h @@ -60,6 +60,51 @@ DECLARE_EVENT_CLASS(rpcrdma_completion_class, ), \ TP_ARGS(wc, cid)) +DECLARE_EVENT_CLASS(rpcrdma_receive_completion_class, + TP_PROTO( + const struct ib_wc *wc, + const struct rpc_rdma_cid *cid + ), + + TP_ARGS(wc, cid), + + TP_STRUCT__entry( + __field(u32, cq_id) + __field(int, completion_id) + __field(u32, received) + __field(unsigned long, status) + __field(unsigned int, vendor_err) + ), + + TP_fast_assign( + __entry->cq_id = cid->ci_queue_id; + __entry->completion_id = cid->ci_completion_id; + __entry->status = wc->status; + if (wc->status) { + __entry->received = 0; + __entry->vendor_err = wc->vendor_err; + } else { + __entry->received = wc->byte_len; + __entry->vendor_err = 0; + } + ), + + TP_printk("cq.id=%u cid=%d status=%s (%lu/0x%x) received=%u", + __entry->cq_id, __entry->completion_id, + rdma_show_wc_status(__entry->status), + __entry->status, __entry->vendor_err, + __entry->received + ) +); + +#define DEFINE_RECEIVE_COMPLETION_EVENT(name) \ + DEFINE_EVENT(rpcrdma_receive_completion_class, name, \ + TP_PROTO( \ + const struct ib_wc *wc, \ + const struct rpc_rdma_cid *cid \ + ), \ + TP_ARGS(wc, cid)) + DECLARE_EVENT_CLASS(xprtrdma_reply_class, TP_PROTO( const struct rpcrdma_rep *rep @@ -838,7 +883,8 @@ TRACE_EVENT(xprtrdma_post_linv_err, ** Completion events **/ -DEFINE_COMPLETION_EVENT(xprtrdma_wc_receive); +DEFINE_RECEIVE_COMPLETION_EVENT(xprtrdma_wc_receive); + DEFINE_COMPLETION_EVENT(xprtrdma_wc_send); DEFINE_COMPLETION_EVENT(xprtrdma_wc_fastreg); DEFINE_COMPLETION_EVENT(xprtrdma_wc_li); @@ -1790,7 +1836,7 @@ TRACE_EVENT(svcrdma_post_recv, ) ); -DEFINE_COMPLETION_EVENT(svcrdma_wc_receive); +DEFINE_RECEIVE_COMPLETION_EVENT(svcrdma_wc_receive); TRACE_EVENT(svcrdma_rq_post_err, TP_PROTO( diff --git a/include/trace/events/sunrpc.h b/include/trace/events/sunrpc.h index 6f89c27265f5..036eb1f5c133 100644 --- a/include/trace/events/sunrpc.h +++ b/include/trace/events/sunrpc.h @@ -1603,6 +1603,7 @@ TRACE_EVENT(svc_process, __field(u32, vers) __field(u32, proc) __string(service, name) + __string(procedure, rqst->rq_procinfo->pc_name) __string(addr, rqst->rq_xprt ? rqst->rq_xprt->xpt_remotebuf : "(null)") ), @@ -1612,13 +1613,16 @@ TRACE_EVENT(svc_process, __entry->vers = rqst->rq_vers; __entry->proc = rqst->rq_proc; __assign_str(service, name); + __assign_str(procedure, rqst->rq_procinfo->pc_name); __assign_str(addr, rqst->rq_xprt ? rqst->rq_xprt->xpt_remotebuf : "(null)"); ), - TP_printk("addr=%s xid=0x%08x service=%s vers=%u proc=%u", + TP_printk("addr=%s xid=0x%08x service=%s vers=%u proc=%s", __get_str(addr), __entry->xid, - __get_str(service), __entry->vers, __entry->proc) + __get_str(service), __entry->vers, + __get_str(procedure) + ) ); DECLARE_EVENT_CLASS(svc_rqst_event, @@ -1874,6 +1878,7 @@ TRACE_EVENT(svc_stats_latency, TP_STRUCT__entry( __field(u32, xid) __field(unsigned long, execute) + __string(procedure, rqst->rq_procinfo->pc_name) __string(addr, rqst->rq_xprt->xpt_remotebuf) ), @@ -1881,11 +1886,13 @@ TRACE_EVENT(svc_stats_latency, __entry->xid = be32_to_cpu(rqst->rq_xid); __entry->execute = ktime_to_us(ktime_sub(ktime_get(), rqst->rq_stime)); + __assign_str(procedure, rqst->rq_procinfo->pc_name); __assign_str(addr, rqst->rq_xprt->xpt_remotebuf); ), - TP_printk("addr=%s xid=0x%08x execute-us=%lu", - __get_str(addr), __entry->xid, __entry->execute) + TP_printk("addr=%s xid=0x%08x proc=%s execute-us=%lu", + __get_str(addr), __entry->xid, __get_str(procedure), + __entry->execute) ); DECLARE_EVENT_CLASS(svc_deferred_event, diff --git a/include/trace/events/tcp.h b/include/trace/events/tcp.h index cf97f6339acb..ba94857eea11 100644 --- a/include/trace/events/tcp.h +++ b/include/trace/events/tcp.h @@ -59,6 +59,7 @@ DECLARE_EVENT_CLASS(tcp_event_sk_skb, __field(int, state) __field(__u16, sport) __field(__u16, dport) + __field(__u16, family) __array(__u8, saddr, 4) __array(__u8, daddr, 4) __array(__u8, saddr_v6, 16) @@ -75,6 +76,7 @@ DECLARE_EVENT_CLASS(tcp_event_sk_skb, __entry->sport = ntohs(inet->inet_sport); __entry->dport = ntohs(inet->inet_dport); + __entry->family = sk->sk_family; p32 = (__be32 *) __entry->saddr; *p32 = inet->inet_saddr; @@ -86,7 +88,8 @@ DECLARE_EVENT_CLASS(tcp_event_sk_skb, sk->sk_v6_rcv_saddr, sk->sk_v6_daddr); ), - TP_printk("sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c state=%s", + TP_printk("family=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c state=%s", + show_family_name(__entry->family), __entry->sport, __entry->dport, __entry->saddr, __entry->daddr, __entry->saddr_v6, __entry->daddr_v6, show_tcp_state_name(__entry->state)) @@ -125,6 +128,7 @@ DECLARE_EVENT_CLASS(tcp_event_sk, __field(const void *, skaddr) __field(__u16, sport) __field(__u16, dport) + __field(__u16, family) __array(__u8, saddr, 4) __array(__u8, daddr, 4) __array(__u8, saddr_v6, 16) @@ -140,6 +144,7 @@ DECLARE_EVENT_CLASS(tcp_event_sk, __entry->sport = ntohs(inet->inet_sport); __entry->dport = ntohs(inet->inet_dport); + __entry->family = sk->sk_family; p32 = (__be32 *) __entry->saddr; *p32 = inet->inet_saddr; @@ -153,7 +158,8 @@ DECLARE_EVENT_CLASS(tcp_event_sk, __entry->sock_cookie = sock_gen_cookie(sk); ), - TP_printk("sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c sock_cookie=%llx", + TP_printk("family=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c sock_cookie=%llx", + show_family_name(__entry->family), __entry->sport, __entry->dport, __entry->saddr, __entry->daddr, __entry->saddr_v6, __entry->daddr_v6, @@ -192,6 +198,7 @@ TRACE_EVENT(tcp_retransmit_synack, __field(const void *, req) __field(__u16, sport) __field(__u16, dport) + __field(__u16, family) __array(__u8, saddr, 4) __array(__u8, daddr, 4) __array(__u8, saddr_v6, 16) @@ -207,6 +214,7 @@ TRACE_EVENT(tcp_retransmit_synack, __entry->sport = ireq->ir_num; __entry->dport = ntohs(ireq->ir_rmt_port); + __entry->family = sk->sk_family; p32 = (__be32 *) __entry->saddr; *p32 = ireq->ir_loc_addr; @@ -218,7 +226,8 @@ TRACE_EVENT(tcp_retransmit_synack, ireq->ir_v6_loc_addr, ireq->ir_v6_rmt_addr); ), - TP_printk("sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c", + TP_printk("family=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c", + show_family_name(__entry->family), __entry->sport, __entry->dport, __entry->saddr, __entry->daddr, __entry->saddr_v6, __entry->daddr_v6) @@ -238,6 +247,7 @@ TRACE_EVENT(tcp_probe, __array(__u8, daddr, sizeof(struct sockaddr_in6)) __field(__u16, sport) __field(__u16, dport) + __field(__u16, family) __field(__u32, mark) __field(__u16, data_len) __field(__u32, snd_nxt) @@ -264,6 +274,7 @@ TRACE_EVENT(tcp_probe, __entry->sport = ntohs(inet->inet_sport); __entry->dport = ntohs(inet->inet_dport); __entry->mark = skb->mark; + __entry->family = sk->sk_family; __entry->data_len = skb->len - __tcp_hdrlen(th); __entry->snd_nxt = tp->snd_nxt; @@ -276,7 +287,8 @@ TRACE_EVENT(tcp_probe, __entry->sock_cookie = sock_gen_cookie(sk); ), - TP_printk("src=%pISpc dest=%pISpc mark=%#x data_len=%d snd_nxt=%#x snd_una=%#x snd_cwnd=%u ssthresh=%u snd_wnd=%u srtt=%u rcv_wnd=%u sock_cookie=%llx", + TP_printk("family=%s src=%pISpc dest=%pISpc mark=%#x data_len=%d snd_nxt=%#x snd_una=%#x snd_cwnd=%u ssthresh=%u snd_wnd=%u srtt=%u rcv_wnd=%u sock_cookie=%llx", + show_family_name(__entry->family), __entry->saddr, __entry->daddr, __entry->mark, __entry->data_len, __entry->snd_nxt, __entry->snd_una, __entry->snd_cwnd, __entry->ssthresh, __entry->snd_wnd, diff --git a/include/trace/events/ufs.h b/include/trace/events/ufs.h index 0bd54a184391..e151477d645c 100644 --- a/include/trace/events/ufs.h +++ b/include/trace/events/ufs.h @@ -20,32 +20,51 @@ { SYNCHRONIZE_CACHE, "SYNC" }, \ { UNMAP, "UNMAP" }) -#define UFS_LINK_STATES \ - EM(UIC_LINK_OFF_STATE) \ - EM(UIC_LINK_ACTIVE_STATE) \ - EMe(UIC_LINK_HIBERN8_STATE) - -#define UFS_PWR_MODES \ - EM(UFS_ACTIVE_PWR_MODE) \ - EM(UFS_SLEEP_PWR_MODE) \ - EM(UFS_POWERDOWN_PWR_MODE) \ - EMe(UFS_DEEPSLEEP_PWR_MODE) - -#define UFSCHD_CLK_GATING_STATES \ - EM(CLKS_OFF) \ - EM(CLKS_ON) \ - EM(REQ_CLKS_OFF) \ - EMe(REQ_CLKS_ON) +#define UFS_LINK_STATES \ + EM(UIC_LINK_OFF_STATE, "UIC_LINK_OFF_STATE") \ + EM(UIC_LINK_ACTIVE_STATE, "UIC_LINK_ACTIVE_STATE") \ + EMe(UIC_LINK_HIBERN8_STATE, "UIC_LINK_HIBERN8_STATE") + +#define UFS_PWR_MODES \ + EM(UFS_ACTIVE_PWR_MODE, "UFS_ACTIVE_PWR_MODE") \ + EM(UFS_SLEEP_PWR_MODE, "UFS_SLEEP_PWR_MODE") \ + EM(UFS_POWERDOWN_PWR_MODE, "UFS_POWERDOWN_PWR_MODE") \ + EMe(UFS_DEEPSLEEP_PWR_MODE, "UFS_DEEPSLEEP_PWR_MODE") + +#define UFSCHD_CLK_GATING_STATES \ + EM(CLKS_OFF, "CLKS_OFF") \ + EM(CLKS_ON, "CLKS_ON") \ + EM(REQ_CLKS_OFF, "REQ_CLKS_OFF") \ + EMe(REQ_CLKS_ON, "REQ_CLKS_ON") + +#define UFS_CMD_TRACE_STRINGS \ + EM(UFS_CMD_SEND, "send_req") \ + EM(UFS_CMD_COMP, "complete_rsp") \ + EM(UFS_DEV_COMP, "dev_complete") \ + EM(UFS_QUERY_SEND, "query_send") \ + EM(UFS_QUERY_COMP, "query_complete") \ + EM(UFS_QUERY_ERR, "query_complete_err") \ + EM(UFS_TM_SEND, "tm_send") \ + EM(UFS_TM_COMP, "tm_complete") \ + EMe(UFS_TM_ERR, "tm_complete_err") + +#define UFS_CMD_TRACE_TSF_TYPES \ + EM(UFS_TSF_CDB, "CDB") \ + EM(UFS_TSF_OSF, "OSF") \ + EM(UFS_TSF_TM_INPUT, "TM_INPUT") \ + EMe(UFS_TSF_TM_OUTPUT, "TM_OUTPUT") /* Enums require being exported to userspace, for user tool parsing */ #undef EM #undef EMe -#define EM(a) TRACE_DEFINE_ENUM(a); -#define EMe(a) TRACE_DEFINE_ENUM(a); +#define EM(a, b) TRACE_DEFINE_ENUM(a); +#define EMe(a, b) TRACE_DEFINE_ENUM(a); UFS_LINK_STATES; UFS_PWR_MODES; UFSCHD_CLK_GATING_STATES; +UFS_CMD_TRACE_STRINGS +UFS_CMD_TRACE_TSF_TYPES /* * Now redefine the EM() and EMe() macros to map the enums to the strings @@ -53,8 +72,13 @@ UFSCHD_CLK_GATING_STATES; */ #undef EM #undef EMe -#define EM(a) { a, #a }, -#define EMe(a) { a, #a } +#define EM(a, b) {a, b}, +#define EMe(a, b) {a, b} + +#define show_ufs_cmd_trace_str(str_t) \ + __print_symbolic(str_t, UFS_CMD_TRACE_STRINGS) +#define show_ufs_cmd_trace_tsf(tsf) \ + __print_symbolic(tsf, UFS_CMD_TRACE_TSF_TYPES) TRACE_EVENT(ufshcd_clk_gating, @@ -223,16 +247,16 @@ DEFINE_EVENT(ufshcd_template, ufshcd_init, TP_ARGS(dev_name, err, usecs, dev_state, link_state)); TRACE_EVENT(ufshcd_command, - TP_PROTO(const char *dev_name, const char *str, unsigned int tag, - u32 doorbell, int transfer_len, u32 intr, u64 lba, - u8 opcode, u8 group_id), + TP_PROTO(const char *dev_name, enum ufs_trace_str_t str_t, + unsigned int tag, u32 doorbell, int transfer_len, u32 intr, + u64 lba, u8 opcode, u8 group_id), - TP_ARGS(dev_name, str, tag, doorbell, transfer_len, + TP_ARGS(dev_name, str_t, tag, doorbell, transfer_len, intr, lba, opcode, group_id), TP_STRUCT__entry( __string(dev_name, dev_name) - __string(str, str) + __field(enum ufs_trace_str_t, str_t) __field(unsigned int, tag) __field(u32, doorbell) __field(int, transfer_len) @@ -244,7 +268,7 @@ TRACE_EVENT(ufshcd_command, TP_fast_assign( __assign_str(dev_name, dev_name); - __assign_str(str, str); + __entry->str_t = str_t; __entry->tag = tag; __entry->doorbell = doorbell; __entry->transfer_len = transfer_len; @@ -256,22 +280,22 @@ TRACE_EVENT(ufshcd_command, TP_printk( "%s: %s: tag: %u, DB: 0x%x, size: %d, IS: %u, LBA: %llu, opcode: 0x%x (%s), group_id: 0x%x", - __get_str(str), __get_str(dev_name), __entry->tag, - __entry->doorbell, __entry->transfer_len, + show_ufs_cmd_trace_str(__entry->str_t), __get_str(dev_name), + __entry->tag, __entry->doorbell, __entry->transfer_len, __entry->intr, __entry->lba, (u32)__entry->opcode, str_opcode(__entry->opcode), (u32)__entry->group_id ) ); TRACE_EVENT(ufshcd_uic_command, - TP_PROTO(const char *dev_name, const char *str, u32 cmd, + TP_PROTO(const char *dev_name, enum ufs_trace_str_t str_t, u32 cmd, u32 arg1, u32 arg2, u32 arg3), - TP_ARGS(dev_name, str, cmd, arg1, arg2, arg3), + TP_ARGS(dev_name, str_t, cmd, arg1, arg2, arg3), TP_STRUCT__entry( __string(dev_name, dev_name) - __string(str, str) + __field(enum ufs_trace_str_t, str_t) __field(u32, cmd) __field(u32, arg1) __field(u32, arg2) @@ -280,7 +304,7 @@ TRACE_EVENT(ufshcd_uic_command, TP_fast_assign( __assign_str(dev_name, dev_name); - __assign_str(str, str); + __entry->str_t = str_t; __entry->cmd = cmd; __entry->arg1 = arg1; __entry->arg2 = arg2; @@ -289,34 +313,38 @@ TRACE_EVENT(ufshcd_uic_command, TP_printk( "%s: %s: cmd: 0x%x, arg1: 0x%x, arg2: 0x%x, arg3: 0x%x", - __get_str(str), __get_str(dev_name), __entry->cmd, - __entry->arg1, __entry->arg2, __entry->arg3 + show_ufs_cmd_trace_str(__entry->str_t), __get_str(dev_name), + __entry->cmd, __entry->arg1, __entry->arg2, __entry->arg3 ) ); TRACE_EVENT(ufshcd_upiu, - TP_PROTO(const char *dev_name, const char *str, void *hdr, void *tsf), + TP_PROTO(const char *dev_name, enum ufs_trace_str_t str_t, void *hdr, + void *tsf, enum ufs_trace_tsf_t tsf_t), - TP_ARGS(dev_name, str, hdr, tsf), + TP_ARGS(dev_name, str_t, hdr, tsf, tsf_t), TP_STRUCT__entry( __string(dev_name, dev_name) - __string(str, str) + __field(enum ufs_trace_str_t, str_t) __array(unsigned char, hdr, 12) __array(unsigned char, tsf, 16) + __field(enum ufs_trace_tsf_t, tsf_t) ), TP_fast_assign( __assign_str(dev_name, dev_name); - __assign_str(str, str); + __entry->str_t = str_t; memcpy(__entry->hdr, hdr, sizeof(__entry->hdr)); memcpy(__entry->tsf, tsf, sizeof(__entry->tsf)); + __entry->tsf_t = tsf_t; ), TP_printk( - "%s: %s: HDR:%s, CDB:%s", - __get_str(str), __get_str(dev_name), + "%s: %s: HDR:%s, %s:%s", + show_ufs_cmd_trace_str(__entry->str_t), __get_str(dev_name), __print_hex(__entry->hdr, sizeof(__entry->hdr)), + show_ufs_cmd_trace_tsf(__entry->tsf_t), __print_hex(__entry->tsf, sizeof(__entry->tsf)) ) ); diff --git a/include/trace/events/workqueue.h b/include/trace/events/workqueue.h index 9b8ae961acc5..970cc2ea2850 100644 --- a/include/trace/events/workqueue.h +++ b/include/trace/events/workqueue.h @@ -30,7 +30,7 @@ TRACE_EVENT(workqueue_queue_work, TP_STRUCT__entry( __field( void *, work ) __field( void *, function) - __field( void *, workqueue) + __field( const char *, workqueue) __field( unsigned int, req_cpu ) __field( unsigned int, cpu ) ), @@ -38,12 +38,12 @@ TRACE_EVENT(workqueue_queue_work, TP_fast_assign( __entry->work = work; __entry->function = work->func; - __entry->workqueue = pwq->wq; + __entry->workqueue = pwq->wq->name; __entry->req_cpu = req_cpu; __entry->cpu = pwq->pool->cpu; ), - TP_printk("work struct=%p function=%ps workqueue=%p req_cpu=%u cpu=%u", + TP_printk("work struct=%p function=%ps workqueue=%s req_cpu=%u cpu=%u", __entry->work, __entry->function, __entry->workqueue, __entry->req_cpu, __entry->cpu) ); diff --git a/include/trace/trace_events.h b/include/trace/trace_events.h index 7785961d82ba..8268bf747d6f 100644 --- a/include/trace/trace_events.h +++ b/include/trace/trace_events.h @@ -231,9 +231,11 @@ TRACE_MAKE_SYSTEM_STR(); * { * struct trace_seq *s = &iter->seq; * struct trace_event_raw_<call> *field; <-- defined in stage 1 - * struct trace_entry *entry; * struct trace_seq *p = &iter->tmp_seq; - * int ret; + * + * -------(for event)------- + * + * struct trace_entry *entry; * * entry = iter->ent; * @@ -245,14 +247,23 @@ TRACE_MAKE_SYSTEM_STR(); * field = (typeof(field))entry; * * trace_seq_init(p); - * ret = trace_seq_printf(s, "%s: ", <call>); - * if (ret) - * ret = trace_seq_printf(s, <TP_printk> "\n"); - * if (!ret) - * return TRACE_TYPE_PARTIAL_LINE; + * return trace_output_call(iter, <call>, <TP_printk> "\n"); * - * return TRACE_TYPE_HANDLED; - * } + * ------(or, for event class)------ + * + * int ret; + * + * field = (typeof(field))iter->ent; + * + * ret = trace_raw_output_prep(iter, trace_event); + * if (ret != TRACE_TYPE_HANDLED) + * return ret; + * + * trace_event_printf(iter, <TP_printk> "\n"); + * + * return trace_handle_return(s); + * ------- + * } * * This is the method used to print the raw event to the trace * output format. Note, this is not needed if the data is read @@ -364,7 +375,7 @@ trace_raw_output_##call(struct trace_iterator *iter, int flags, \ if (ret != TRACE_TYPE_HANDLED) \ return ret; \ \ - trace_seq_printf(s, print); \ + trace_event_printf(iter, print); \ \ return trace_handle_return(s); \ } \ |