diff options
Diffstat (limited to 'include/trace')
-rw-r--r-- | include/trace/events/compaction.h | 209 | ||||
-rw-r--r-- | include/trace/events/f2fs.h | 148 | ||||
-rw-r--r-- | include/trace/events/iommu.h | 31 | ||||
-rw-r--r-- | include/trace/events/kmem.h | 7 | ||||
-rw-r--r-- | include/trace/events/kvm.h | 19 | ||||
-rw-r--r-- | include/trace/events/net.h | 8 | ||||
-rw-r--r-- | include/trace/events/tlb.h | 4 | ||||
-rw-r--r-- | include/trace/events/writeback.h | 12 | ||||
-rw-r--r-- | include/trace/ftrace.h | 16 |
9 files changed, 324 insertions, 130 deletions
diff --git a/include/trace/events/compaction.h b/include/trace/events/compaction.h index c6814b917bdf..9a6a3fe0fb51 100644 --- a/include/trace/events/compaction.h +++ b/include/trace/events/compaction.h @@ -11,39 +11,55 @@ DECLARE_EVENT_CLASS(mm_compaction_isolate_template, - TP_PROTO(unsigned long nr_scanned, + TP_PROTO( + unsigned long start_pfn, + unsigned long end_pfn, + unsigned long nr_scanned, unsigned long nr_taken), - TP_ARGS(nr_scanned, nr_taken), + TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken), TP_STRUCT__entry( + __field(unsigned long, start_pfn) + __field(unsigned long, end_pfn) __field(unsigned long, nr_scanned) __field(unsigned long, nr_taken) ), TP_fast_assign( + __entry->start_pfn = start_pfn; + __entry->end_pfn = end_pfn; __entry->nr_scanned = nr_scanned; __entry->nr_taken = nr_taken; ), - TP_printk("nr_scanned=%lu nr_taken=%lu", + TP_printk("range=(0x%lx ~ 0x%lx) nr_scanned=%lu nr_taken=%lu", + __entry->start_pfn, + __entry->end_pfn, __entry->nr_scanned, __entry->nr_taken) ); DEFINE_EVENT(mm_compaction_isolate_template, mm_compaction_isolate_migratepages, - TP_PROTO(unsigned long nr_scanned, + TP_PROTO( + unsigned long start_pfn, + unsigned long end_pfn, + unsigned long nr_scanned, unsigned long nr_taken), - TP_ARGS(nr_scanned, nr_taken) + TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken) ); DEFINE_EVENT(mm_compaction_isolate_template, mm_compaction_isolate_freepages, - TP_PROTO(unsigned long nr_scanned, + + TP_PROTO( + unsigned long start_pfn, + unsigned long end_pfn, + unsigned long nr_scanned, unsigned long nr_taken), - TP_ARGS(nr_scanned, nr_taken) + TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken) ); TRACE_EVENT(mm_compaction_migratepages, @@ -85,47 +101,198 @@ TRACE_EVENT(mm_compaction_migratepages, ); TRACE_EVENT(mm_compaction_begin, - TP_PROTO(unsigned long zone_start, unsigned long migrate_start, - unsigned long free_start, unsigned long zone_end), + TP_PROTO(unsigned long zone_start, unsigned long migrate_pfn, + unsigned long free_pfn, unsigned long zone_end, bool sync), - TP_ARGS(zone_start, migrate_start, free_start, zone_end), + TP_ARGS(zone_start, migrate_pfn, free_pfn, zone_end, sync), TP_STRUCT__entry( __field(unsigned long, zone_start) - __field(unsigned long, migrate_start) - __field(unsigned long, free_start) + __field(unsigned long, migrate_pfn) + __field(unsigned long, free_pfn) __field(unsigned long, zone_end) + __field(bool, sync) ), TP_fast_assign( __entry->zone_start = zone_start; - __entry->migrate_start = migrate_start; - __entry->free_start = free_start; + __entry->migrate_pfn = migrate_pfn; + __entry->free_pfn = free_pfn; __entry->zone_end = zone_end; + __entry->sync = sync; ), - TP_printk("zone_start=%lu migrate_start=%lu free_start=%lu zone_end=%lu", + TP_printk("zone_start=0x%lx migrate_pfn=0x%lx free_pfn=0x%lx zone_end=0x%lx, mode=%s", __entry->zone_start, - __entry->migrate_start, - __entry->free_start, - __entry->zone_end) + __entry->migrate_pfn, + __entry->free_pfn, + __entry->zone_end, + __entry->sync ? "sync" : "async") ); TRACE_EVENT(mm_compaction_end, - TP_PROTO(int status), + TP_PROTO(unsigned long zone_start, unsigned long migrate_pfn, + unsigned long free_pfn, unsigned long zone_end, bool sync, + int status), - TP_ARGS(status), + TP_ARGS(zone_start, migrate_pfn, free_pfn, zone_end, sync, status), TP_STRUCT__entry( + __field(unsigned long, zone_start) + __field(unsigned long, migrate_pfn) + __field(unsigned long, free_pfn) + __field(unsigned long, zone_end) + __field(bool, sync) __field(int, status) ), TP_fast_assign( + __entry->zone_start = zone_start; + __entry->migrate_pfn = migrate_pfn; + __entry->free_pfn = free_pfn; + __entry->zone_end = zone_end; + __entry->sync = sync; __entry->status = status; ), - TP_printk("status=%d", __entry->status) + TP_printk("zone_start=0x%lx migrate_pfn=0x%lx free_pfn=0x%lx zone_end=0x%lx, mode=%s status=%s", + __entry->zone_start, + __entry->migrate_pfn, + __entry->free_pfn, + __entry->zone_end, + __entry->sync ? "sync" : "async", + compaction_status_string[__entry->status]) +); + +TRACE_EVENT(mm_compaction_try_to_compact_pages, + + TP_PROTO( + int order, + gfp_t gfp_mask, + enum migrate_mode mode), + + TP_ARGS(order, gfp_mask, mode), + + TP_STRUCT__entry( + __field(int, order) + __field(gfp_t, gfp_mask) + __field(enum migrate_mode, mode) + ), + + TP_fast_assign( + __entry->order = order; + __entry->gfp_mask = gfp_mask; + __entry->mode = mode; + ), + + TP_printk("order=%d gfp_mask=0x%x mode=%d", + __entry->order, + __entry->gfp_mask, + (int)__entry->mode) +); + +DECLARE_EVENT_CLASS(mm_compaction_suitable_template, + + TP_PROTO(struct zone *zone, + int order, + int ret), + + TP_ARGS(zone, order, ret), + + TP_STRUCT__entry( + __field(int, nid) + __field(char *, name) + __field(int, order) + __field(int, ret) + ), + + TP_fast_assign( + __entry->nid = zone_to_nid(zone); + __entry->name = (char *)zone->name; + __entry->order = order; + __entry->ret = ret; + ), + + TP_printk("node=%d zone=%-8s order=%d ret=%s", + __entry->nid, + __entry->name, + __entry->order, + compaction_status_string[__entry->ret]) +); + +DEFINE_EVENT(mm_compaction_suitable_template, mm_compaction_finished, + + TP_PROTO(struct zone *zone, + int order, + int ret), + + TP_ARGS(zone, order, ret) +); + +DEFINE_EVENT(mm_compaction_suitable_template, mm_compaction_suitable, + + TP_PROTO(struct zone *zone, + int order, + int ret), + + TP_ARGS(zone, order, ret) +); + +#ifdef CONFIG_COMPACTION +DECLARE_EVENT_CLASS(mm_compaction_defer_template, + + TP_PROTO(struct zone *zone, int order), + + TP_ARGS(zone, order), + + TP_STRUCT__entry( + __field(int, nid) + __field(char *, name) + __field(int, order) + __field(unsigned int, considered) + __field(unsigned int, defer_shift) + __field(int, order_failed) + ), + + TP_fast_assign( + __entry->nid = zone_to_nid(zone); + __entry->name = (char *)zone->name; + __entry->order = order; + __entry->considered = zone->compact_considered; + __entry->defer_shift = zone->compact_defer_shift; + __entry->order_failed = zone->compact_order_failed; + ), + + TP_printk("node=%d zone=%-8s order=%d order_failed=%d consider=%u limit=%lu", + __entry->nid, + __entry->name, + __entry->order, + __entry->order_failed, + __entry->considered, + 1UL << __entry->defer_shift) +); + +DEFINE_EVENT(mm_compaction_defer_template, mm_compaction_deferred, + + TP_PROTO(struct zone *zone, int order), + + TP_ARGS(zone, order) +); + +DEFINE_EVENT(mm_compaction_defer_template, mm_compaction_defer_compaction, + + TP_PROTO(struct zone *zone, int order), + + TP_ARGS(zone, order) +); + +DEFINE_EVENT(mm_compaction_defer_template, mm_compaction_defer_reset, + + TP_PROTO(struct zone *zone, int order), + + TP_ARGS(zone, order) ); +#endif #endif /* _TRACE_COMPACTION_H */ diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h index bbc4de9baef7..5422dbfaf97d 100644 --- a/include/trace/events/f2fs.h +++ b/include/trace/events/f2fs.h @@ -72,6 +72,7 @@ #define show_cpreason(type) \ __print_symbolic(type, \ { CP_UMOUNT, "Umount" }, \ + { CP_FASTBOOT, "Fastboot" }, \ { CP_SYNC, "Sync" }, \ { CP_DISCARD, "Discard" }) @@ -148,14 +149,14 @@ DEFINE_EVENT(f2fs__inode, f2fs_sync_file_enter, TRACE_EVENT(f2fs_sync_file_exit, - TP_PROTO(struct inode *inode, bool need_cp, int datasync, int ret), + TP_PROTO(struct inode *inode, int need_cp, int datasync, int ret), TP_ARGS(inode, need_cp, datasync, ret), TP_STRUCT__entry( __field(dev_t, dev) __field(ino_t, ino) - __field(bool, need_cp) + __field(int, need_cp) __field(int, datasync) __field(int, ret) ), @@ -190,7 +191,7 @@ TRACE_EVENT(f2fs_sync_fs, TP_fast_assign( __entry->dev = sb->s_dev; - __entry->dirty = F2FS_SB(sb)->s_dirty; + __entry->dirty = is_sbi_flag_set(F2FS_SB(sb), SBI_IS_DIRTY); __entry->wait = wait; ), @@ -440,38 +441,6 @@ TRACE_EVENT(f2fs_truncate_partial_nodes, __entry->err) ); -TRACE_EVENT_CONDITION(f2fs_submit_page_bio, - - TP_PROTO(struct page *page, sector_t blkaddr, int type), - - TP_ARGS(page, blkaddr, type), - - TP_CONDITION(page->mapping), - - TP_STRUCT__entry( - __field(dev_t, dev) - __field(ino_t, ino) - __field(pgoff_t, index) - __field(sector_t, blkaddr) - __field(int, type) - ), - - TP_fast_assign( - __entry->dev = page->mapping->host->i_sb->s_dev; - __entry->ino = page->mapping->host->i_ino; - __entry->index = page->index; - __entry->blkaddr = blkaddr; - __entry->type = type; - ), - - TP_printk("dev = (%d,%d), ino = %lu, page_index = 0x%lx, " - "blkaddr = 0x%llx, bio_type = %s%s", - show_dev_ino(__entry), - (unsigned long)__entry->index, - (unsigned long long)__entry->blkaddr, - show_bio_type(__entry->type)) -); - TRACE_EVENT(f2fs_get_data_block, TP_PROTO(struct inode *inode, sector_t iblock, struct buffer_head *bh, int ret), @@ -680,11 +649,63 @@ TRACE_EVENT(f2fs_reserve_new_block, __entry->ofs_in_node) ); +DECLARE_EVENT_CLASS(f2fs__submit_page_bio, + + TP_PROTO(struct page *page, struct f2fs_io_info *fio), + + TP_ARGS(page, fio), + + TP_STRUCT__entry( + __field(dev_t, dev) + __field(ino_t, ino) + __field(pgoff_t, index) + __field(block_t, blkaddr) + __field(int, rw) + __field(int, type) + ), + + TP_fast_assign( + __entry->dev = page->mapping->host->i_sb->s_dev; + __entry->ino = page->mapping->host->i_ino; + __entry->index = page->index; + __entry->blkaddr = fio->blk_addr; + __entry->rw = fio->rw; + __entry->type = fio->type; + ), + + TP_printk("dev = (%d,%d), ino = %lu, page_index = 0x%lx, " + "blkaddr = 0x%llx, rw = %s%s, type = %s", + show_dev_ino(__entry), + (unsigned long)__entry->index, + (unsigned long long)__entry->blkaddr, + show_bio_type(__entry->rw), + show_block_type(__entry->type)) +); + +DEFINE_EVENT_CONDITION(f2fs__submit_page_bio, f2fs_submit_page_bio, + + TP_PROTO(struct page *page, struct f2fs_io_info *fio), + + TP_ARGS(page, fio), + + TP_CONDITION(page->mapping) +); + +DEFINE_EVENT_CONDITION(f2fs__submit_page_bio, f2fs_submit_page_mbio, + + TP_PROTO(struct page *page, struct f2fs_io_info *fio), + + TP_ARGS(page, fio), + + TP_CONDITION(page->mapping) +); + DECLARE_EVENT_CLASS(f2fs__submit_bio, - TP_PROTO(struct super_block *sb, int rw, int type, struct bio *bio), + TP_PROTO(struct super_block *sb, struct f2fs_io_info *fio, + struct bio *bio), - TP_ARGS(sb, rw, type, bio), + TP_ARGS(sb, fio, bio), TP_STRUCT__entry( __field(dev_t, dev) @@ -696,8 +717,8 @@ DECLARE_EVENT_CLASS(f2fs__submit_bio, TP_fast_assign( __entry->dev = sb->s_dev; - __entry->rw = rw; - __entry->type = type; + __entry->rw = fio->rw; + __entry->type = fio->type; __entry->sector = bio->bi_iter.bi_sector; __entry->size = bio->bi_iter.bi_size; ), @@ -712,18 +733,20 @@ DECLARE_EVENT_CLASS(f2fs__submit_bio, DEFINE_EVENT_CONDITION(f2fs__submit_bio, f2fs_submit_write_bio, - TP_PROTO(struct super_block *sb, int rw, int type, struct bio *bio), + TP_PROTO(struct super_block *sb, struct f2fs_io_info *fio, + struct bio *bio), - TP_ARGS(sb, rw, type, bio), + TP_ARGS(sb, fio, bio), TP_CONDITION(bio) ); DEFINE_EVENT_CONDITION(f2fs__submit_bio, f2fs_submit_read_bio, - TP_PROTO(struct super_block *sb, int rw, int type, struct bio *bio), + TP_PROTO(struct super_block *sb, struct f2fs_io_info *fio, + struct bio *bio), - TP_ARGS(sb, rw, type, bio), + TP_ARGS(sb, fio, bio), TP_CONDITION(bio) ); @@ -916,38 +939,6 @@ TRACE_EVENT(f2fs_writepages, __entry->for_sync) ); -TRACE_EVENT(f2fs_submit_page_mbio, - - TP_PROTO(struct page *page, int rw, int type, block_t blk_addr), - - TP_ARGS(page, rw, type, blk_addr), - - TP_STRUCT__entry( - __field(dev_t, dev) - __field(ino_t, ino) - __field(int, rw) - __field(int, type) - __field(pgoff_t, index) - __field(block_t, block) - ), - - TP_fast_assign( - __entry->dev = page->mapping->host->i_sb->s_dev; - __entry->ino = page->mapping->host->i_ino; - __entry->rw = rw; - __entry->type = type; - __entry->index = page->index; - __entry->block = blk_addr; - ), - - TP_printk("dev = (%d,%d), ino = %lu, %s%s, %s, index = %lu, blkaddr = 0x%llx", - show_dev_ino(__entry), - show_bio_type(__entry->rw), - show_block_type(__entry->type), - (unsigned long)__entry->index, - (unsigned long long)__entry->block) -); - TRACE_EVENT(f2fs_write_checkpoint, TP_PROTO(struct super_block *sb, int reason, char *msg), @@ -998,14 +989,15 @@ TRACE_EVENT(f2fs_issue_discard, TRACE_EVENT(f2fs_issue_flush, - TP_PROTO(struct super_block *sb, bool nobarrier, bool flush_merge), + TP_PROTO(struct super_block *sb, unsigned int nobarrier, + unsigned int flush_merge), TP_ARGS(sb, nobarrier, flush_merge), TP_STRUCT__entry( __field(dev_t, dev) - __field(bool, nobarrier) - __field(bool, flush_merge) + __field(unsigned int, nobarrier) + __field(unsigned int, flush_merge) ), TP_fast_assign( diff --git a/include/trace/events/iommu.h b/include/trace/events/iommu.h index a8f5c32d174b..2c7befb10f13 100644 --- a/include/trace/events/iommu.h +++ b/include/trace/events/iommu.h @@ -83,7 +83,7 @@ DEFINE_EVENT(iommu_device_event, detach_device_from_domain, TP_ARGS(dev) ); -DECLARE_EVENT_CLASS(iommu_map_unmap, +TRACE_EVENT(map, TP_PROTO(unsigned long iova, phys_addr_t paddr, size_t size), @@ -92,7 +92,7 @@ DECLARE_EVENT_CLASS(iommu_map_unmap, TP_STRUCT__entry( __field(u64, iova) __field(u64, paddr) - __field(int, size) + __field(size_t, size) ), TP_fast_assign( @@ -101,26 +101,31 @@ DECLARE_EVENT_CLASS(iommu_map_unmap, __entry->size = size; ), - TP_printk("IOMMU: iova=0x%016llx paddr=0x%016llx size=0x%x", + TP_printk("IOMMU: iova=0x%016llx paddr=0x%016llx size=%zu", __entry->iova, __entry->paddr, __entry->size ) ); -DEFINE_EVENT(iommu_map_unmap, map, +TRACE_EVENT(unmap, - TP_PROTO(unsigned long iova, phys_addr_t paddr, size_t size), - - TP_ARGS(iova, paddr, size) -); + TP_PROTO(unsigned long iova, size_t size, size_t unmapped_size), -DEFINE_EVENT_PRINT(iommu_map_unmap, unmap, + TP_ARGS(iova, size, unmapped_size), - TP_PROTO(unsigned long iova, phys_addr_t paddr, size_t size), + TP_STRUCT__entry( + __field(u64, iova) + __field(size_t, size) + __field(size_t, unmapped_size) + ), - TP_ARGS(iova, paddr, size), + TP_fast_assign( + __entry->iova = iova; + __entry->size = size; + __entry->unmapped_size = unmapped_size; + ), - TP_printk("IOMMU: iova=0x%016llx size=0x%x", - __entry->iova, __entry->size + TP_printk("IOMMU: iova=0x%016llx size=%zu unmapped_size=%zu", + __entry->iova, __entry->size, __entry->unmapped_size ) ); diff --git a/include/trace/events/kmem.h b/include/trace/events/kmem.h index aece1346ceb7..4ad10baecd4d 100644 --- a/include/trace/events/kmem.h +++ b/include/trace/events/kmem.h @@ -268,11 +268,11 @@ TRACE_EVENT(mm_page_alloc_extfrag, TP_PROTO(struct page *page, int alloc_order, int fallback_order, - int alloc_migratetype, int fallback_migratetype, int new_migratetype), + int alloc_migratetype, int fallback_migratetype), TP_ARGS(page, alloc_order, fallback_order, - alloc_migratetype, fallback_migratetype, new_migratetype), + alloc_migratetype, fallback_migratetype), TP_STRUCT__entry( __field( struct page *, page ) @@ -289,7 +289,8 @@ TRACE_EVENT(mm_page_alloc_extfrag, __entry->fallback_order = fallback_order; __entry->alloc_migratetype = alloc_migratetype; __entry->fallback_migratetype = fallback_migratetype; - __entry->change_ownership = (new_migratetype == alloc_migratetype); + __entry->change_ownership = (alloc_migratetype == + get_pageblock_migratetype(page)); ), TP_printk("page=%p pfn=%lu alloc_order=%d fallback_order=%d pageblock_order=%d alloc_migratetype=%d fallback_migratetype=%d fragmenting=%d change_ownership=%d", diff --git a/include/trace/events/kvm.h b/include/trace/events/kvm.h index 86b399c66c3d..a44062da684b 100644 --- a/include/trace/events/kvm.h +++ b/include/trace/events/kvm.h @@ -37,6 +37,25 @@ TRACE_EVENT(kvm_userspace_exit, __entry->errno < 0 ? -__entry->errno : __entry->reason) ); +TRACE_EVENT(kvm_vcpu_wakeup, + TP_PROTO(__u64 ns, bool waited), + TP_ARGS(ns, waited), + + TP_STRUCT__entry( + __field( __u64, ns ) + __field( bool, waited ) + ), + + TP_fast_assign( + __entry->ns = ns; + __entry->waited = waited; + ), + + TP_printk("%s time %lld ns", + __entry->waited ? "wait" : "poll", + __entry->ns) +); + #if defined(CONFIG_HAVE_KVM_IRQFD) TRACE_EVENT(kvm_set_irq, TP_PROTO(unsigned int gsi, int level, int irq_source_id), diff --git a/include/trace/events/net.h b/include/trace/events/net.h index 1de256b35807..49cc7c3de252 100644 --- a/include/trace/events/net.h +++ b/include/trace/events/net.h @@ -40,9 +40,9 @@ TRACE_EVENT(net_dev_start_xmit, __assign_str(name, dev->name); __entry->queue_mapping = skb->queue_mapping; __entry->skbaddr = skb; - __entry->vlan_tagged = vlan_tx_tag_present(skb); + __entry->vlan_tagged = skb_vlan_tag_present(skb); __entry->vlan_proto = ntohs(skb->vlan_proto); - __entry->vlan_tci = vlan_tx_tag_get(skb); + __entry->vlan_tci = skb_vlan_tag_get(skb); __entry->protocol = ntohs(skb->protocol); __entry->ip_summed = skb->ip_summed; __entry->len = skb->len; @@ -174,9 +174,9 @@ DECLARE_EVENT_CLASS(net_dev_rx_verbose_template, #endif __entry->queue_mapping = skb->queue_mapping; __entry->skbaddr = skb; - __entry->vlan_tagged = vlan_tx_tag_present(skb); + __entry->vlan_tagged = skb_vlan_tag_present(skb); __entry->vlan_proto = ntohs(skb->vlan_proto); - __entry->vlan_tci = vlan_tx_tag_get(skb); + __entry->vlan_tci = skb_vlan_tag_get(skb); __entry->protocol = ntohs(skb->protocol); __entry->ip_summed = skb->ip_summed; __entry->hash = skb->hash; diff --git a/include/trace/events/tlb.h b/include/trace/events/tlb.h index 13391d288107..0e7635765153 100644 --- a/include/trace/events/tlb.h +++ b/include/trace/events/tlb.h @@ -13,11 +13,13 @@ { TLB_LOCAL_SHOOTDOWN, "local shootdown" }, \ { TLB_LOCAL_MM_SHOOTDOWN, "local mm shootdown" } -TRACE_EVENT(tlb_flush, +TRACE_EVENT_CONDITION(tlb_flush, TP_PROTO(int reason, unsigned long pages), TP_ARGS(reason, pages), + TP_CONDITION(cpu_online(smp_processor_id())), + TP_STRUCT__entry( __field( int, reason) __field(unsigned long, pages) diff --git a/include/trace/events/writeback.h b/include/trace/events/writeback.h index 5ecb4c234625..5a14ead59696 100644 --- a/include/trace/events/writeback.h +++ b/include/trace/events/writeback.h @@ -49,7 +49,7 @@ TRACE_EVENT(writeback_dirty_page, TP_fast_assign( strncpy(__entry->name, - mapping ? dev_name(mapping->backing_dev_info->dev) : "(unknown)", 32); + mapping ? dev_name(inode_to_bdi(mapping->host)->dev) : "(unknown)", 32); __entry->ino = mapping ? mapping->host->i_ino : 0; __entry->index = page->index; ), @@ -75,7 +75,7 @@ DECLARE_EVENT_CLASS(writeback_dirty_inode_template, ), TP_fast_assign( - struct backing_dev_info *bdi = inode->i_mapping->backing_dev_info; + struct backing_dev_info *bdi = inode_to_bdi(inode); /* may be called for files on pseudo FSes w/ unregistered bdi */ strncpy(__entry->name, @@ -128,7 +128,7 @@ DECLARE_EVENT_CLASS(writeback_write_inode_template, TP_fast_assign( strncpy(__entry->name, - dev_name(inode->i_mapping->backing_dev_info->dev), 32); + dev_name(inode_to_bdi(inode)->dev), 32); __entry->ino = inode->i_ino; __entry->sync_mode = wbc->sync_mode; ), @@ -168,10 +168,8 @@ DECLARE_EVENT_CLASS(writeback_work_class, __field(int, reason) ), TP_fast_assign( - struct device *dev = bdi->dev; - if (!dev) - dev = default_backing_dev_info.dev; - strncpy(__entry->name, dev_name(dev), 32); + strncpy(__entry->name, + bdi->dev ? dev_name(bdi->dev) : "(unknown)", 32); __entry->nr_pages = work->nr_pages; __entry->sb_dev = work->sb ? work->sb->s_dev : 0; __entry->sync_mode = work->sync_mode; diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h index 139b5067345b..41bf65f04dd9 100644 --- a/include/trace/ftrace.h +++ b/include/trace/ftrace.h @@ -263,6 +263,14 @@ #undef __print_hex #define __print_hex(buf, buf_len) ftrace_print_hex_seq(p, buf, buf_len) +#undef __print_array +#define __print_array(array, count, el_size) \ + ({ \ + BUILD_BUG_ON(el_size != 1 && el_size != 2 && \ + el_size != 4 && el_size != 8); \ + ftrace_print_array_seq(p, array, count, el_size); \ + }) + #undef DECLARE_EVENT_CLASS #define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \ static notrace enum print_line_t \ @@ -674,6 +682,7 @@ static inline void ftrace_test_probe_##call(void) \ #undef __get_dynamic_array_len #undef __get_str #undef __get_bitmask +#undef __print_array #undef TP_printk #define TP_printk(fmt, args...) "\"" fmt "\", " __stringify(args) @@ -763,7 +772,7 @@ perf_trace_##call(void *__data, proto) \ struct ftrace_event_call *event_call = __data; \ struct ftrace_data_offsets_##call __maybe_unused __data_offsets;\ struct ftrace_raw_##call *entry; \ - struct pt_regs __regs; \ + struct pt_regs *__regs; \ u64 __addr = 0, __count = 1; \ struct task_struct *__task = NULL; \ struct hlist_head *head; \ @@ -782,18 +791,19 @@ perf_trace_##call(void *__data, proto) \ sizeof(u64)); \ __entry_size -= sizeof(u32); \ \ - perf_fetch_caller_regs(&__regs); \ entry = perf_trace_buf_prepare(__entry_size, \ event_call->event.type, &__regs, &rctx); \ if (!entry) \ return; \ \ + perf_fetch_caller_regs(__regs); \ + \ tstruct \ \ { assign; } \ \ perf_trace_buf_submit(entry, __entry_size, rctx, __addr, \ - __count, &__regs, head, __task); \ + __count, __regs, head, __task); \ } /* |