3 files changed, 170 insertions, 0 deletions

diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h
index d0b6cd3afb2f..2aa6aa3e8f61 100644
--- a/include/trace/events/ext4.h
+++ b/include/trace/events/ext4.h
@@ -874,6 +874,107 @@ TRACE_EVENT(ext4_forget,
                   __entry->mode, __entry->is_metadata, __entry->block)
 );
 
+TRACE_EVENT(ext4_da_update_reserve_space,
+        TP_PROTO(struct inode *inode, int used_blocks),
+
+        TP_ARGS(inode, used_blocks),
+
+        TP_STRUCT__entry(
+                __field(        dev_t,  dev                     )
+                __field(        ino_t,  ino                     )
+                __field(        umode_t, mode                   )
+                __field(        __u64,  i_blocks                )
+                __field(        int,    used_blocks             )
+                __field(        int,    reserved_data_blocks    )
+                __field(        int,    reserved_meta_blocks    )
+                __field(        int,    allocated_meta_blocks   )
+        ),
+
+        TP_fast_assign(
+                __entry->dev    = inode->i_sb->s_dev;
+                __entry->ino    = inode->i_ino;
+                __entry->mode   = inode->i_mode;
+                __entry->i_blocks = inode->i_blocks;
+                __entry->used_blocks = used_blocks;
+                __entry->reserved_data_blocks = EXT4_I(inode)->i_reserved_data_blocks;
+                __entry->reserved_meta_blocks = EXT4_I(inode)->i_reserved_meta_blocks;
+                __entry->allocated_meta_blocks = EXT4_I(inode)->i_allocated_meta_blocks;
+        ),
+
+        TP_printk("dev %s ino %lu mode 0%o i_blocks %llu used_blocks %d reserved_data_blocks %d reserved_meta_blocks %d allocated_meta_blocks %d",
+                  jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
+                  __entry->mode,  (unsigned long long) __entry->i_blocks,
+                  __entry->used_blocks, __entry->reserved_data_blocks,
+                  __entry->reserved_meta_blocks, __entry->allocated_meta_blocks)
+);
+
+TRACE_EVENT(ext4_da_reserve_space,
+        TP_PROTO(struct inode *inode, int md_needed),
+
+        TP_ARGS(inode, md_needed),
+
+        TP_STRUCT__entry(
+                __field(        dev_t,  dev                     )
+                __field(        ino_t,  ino                     )
+                __field(        umode_t, mode                   )
+                __field(        __u64,  i_blocks                )
+                __field(        int,    md_needed               )
+                __field(        int,    reserved_data_blocks    )
+                __field(        int,    reserved_meta_blocks    )
+        ),
+
+        TP_fast_assign(
+                __entry->dev    = inode->i_sb->s_dev;
+                __entry->ino    = inode->i_ino;
+                __entry->mode   = inode->i_mode;
+                __entry->i_blocks = inode->i_blocks;
+                __entry->md_needed = md_needed;
+                __entry->reserved_data_blocks = EXT4_I(inode)->i_reserved_data_blocks;
+                __entry->reserved_meta_blocks = EXT4_I(inode)->i_reserved_meta_blocks;
+        ),
+
+        TP_printk("dev %s ino %lu mode 0%o i_blocks %llu md_needed %d reserved_data_blocks %d reserved_meta_blocks %d",
+                  jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
+                  __entry->mode, (unsigned long long) __entry->i_blocks,
+                  __entry->md_needed, __entry->reserved_data_blocks,
+                  __entry->reserved_meta_blocks)
+);
+
+TRACE_EVENT(ext4_da_release_space,
+        TP_PROTO(struct inode *inode, int freed_blocks),
+
+        TP_ARGS(inode, freed_blocks),
+
+        TP_STRUCT__entry(
+                __field(        dev_t,  dev                     )
+                __field(        ino_t,  ino                     )
+                __field(        umode_t, mode                   )
+                __field(        __u64,  i_blocks                )
+                __field(        int,    freed_blocks            )
+                __field(        int,    reserved_data_blocks    )
+                __field(        int,    reserved_meta_blocks    )
+                __field(        int,    allocated_meta_blocks   )
+        ),
+
+        TP_fast_assign(
+                __entry->dev    = inode->i_sb->s_dev;
+                __entry->ino    = inode->i_ino;
+                __entry->mode   = inode->i_mode;
+                __entry->i_blocks = inode->i_blocks;
+                __entry->freed_blocks = freed_blocks;
+                __entry->reserved_data_blocks = EXT4_I(inode)->i_reserved_data_blocks;
+                __entry->reserved_meta_blocks = EXT4_I(inode)->i_reserved_meta_blocks;
+                __entry->allocated_meta_blocks = EXT4_I(inode)->i_allocated_meta_blocks;
+        ),
+
+        TP_printk("dev %s ino %lu mode 0%o i_blocks %llu freed_blocks %d reserved_data_blocks %d reserved_meta_blocks %d allocated_meta_blocks %d",
+                  jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
+                  __entry->mode, (unsigned long long) __entry->i_blocks,
+                  __entry->freed_blocks, __entry->reserved_data_blocks,
+                  __entry->reserved_meta_blocks, __entry->allocated_meta_blocks)
+);
+
+
 #endif /* _TRACE_EXT4_H */
 
 /* This part must be outside protection */
diff --git a/include/trace/events/jbd2.h b/include/trace/events/jbd2.h
index 96b370a050de..bf16545cc977 100644
--- a/include/trace/events/jbd2.h
+++ b/include/trace/events/jbd2.h
@@ -199,6 +199,34 @@ TRACE_EVENT(jbd2_checkpoint_stats,
                   __entry->forced_to_close, __entry->written, __entry->dropped)
 );
 
+TRACE_EVENT(jbd2_cleanup_journal_tail,
+
+        TP_PROTO(journal_t *journal, tid_t first_tid,
+                 unsigned long block_nr, unsigned long freed),
+
+        TP_ARGS(journal, first_tid, block_nr, freed),
+
+        TP_STRUCT__entry(
+                __field(        dev_t,  dev                     )
+                __field(        tid_t,  tail_sequence           )
+                __field(        tid_t,  first_tid               )
+                __field(unsigned long,  block_nr                )
+                __field(unsigned long,  freed                   )
+        ),
+
+        TP_fast_assign(
+                __entry->dev            = journal->j_fs_dev->bd_dev;
+                __entry->tail_sequence  = journal->j_tail_sequence;
+                __entry->first_tid      = first_tid;
+                __entry->block_nr       = block_nr;
+                __entry->freed          = freed;
+        ),
+
+        TP_printk("dev %s from %u to %u offset %lu freed %lu",
+                  jbd2_dev_to_name(__entry->dev), __entry->tail_sequence,
+                  __entry->first_tid, __entry->block_nr, __entry->freed)
+);
+
 #endif /* _TRACE_JBD2_H */
 
 /* This part must be outside protection */
diff --git a/include/trace/events/kvm.h b/include/trace/events/kvm.h
index dbe108455275..b17d49dfc3ef 100644
--- a/include/trace/events/kvm.h
+++ b/include/trace/events/kvm.h
@@ -145,6 +145,47 @@ TRACE_EVENT(kvm_mmio,
                   __entry->len, __entry->gpa, __entry->val)
 );
 
+#define kvm_fpu_load_symbol     \
+        {0, "unload"},          \
+        {1, "load"}
+
+TRACE_EVENT(kvm_fpu,
+        TP_PROTO(int load),
+        TP_ARGS(load),
+
+        TP_STRUCT__entry(
+                __field(        u32,            load            )
+        ),
+
+        TP_fast_assign(
+                __entry->load           = load;
+        ),
+
+        TP_printk("%s", __print_symbolic(__entry->load, kvm_fpu_load_symbol))
+);
+
+TRACE_EVENT(kvm_age_page,
+        TP_PROTO(ulong hva, struct kvm_memory_slot *slot, int ref),
+        TP_ARGS(hva, slot, ref),
+
+        TP_STRUCT__entry(
+                __field(        u64,    hva             )
+                __field(        u64,    gfn             )
+                __field(        u8,     referenced      )
+        ),
+
+        TP_fast_assign(
+                __entry->hva            = hva;
+                __entry->gfn            =
+                  slot->base_gfn + ((hva - slot->userspace_addr) >> PAGE_SHIFT);
+                __entry->referenced     = ref;
+        ),
+
+        TP_printk("hva %llx gfn %llx %s",
+                  __entry->hva, __entry->gfn,
+                  __entry->referenced ? "YOUNG" : "OLD")
+);
+
 #endif /* _TRACE_KVM_MAIN_H */
 
 /* This part must be outside protection */