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-rw-r--r--fs/btrfs/inode.c15
-rw-r--r--include/trace/events/btrfs.h139
2 files changed, 154 insertions, 0 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 568b28114f09..da71119b5b7c 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -4401,9 +4401,17 @@ search_again:
if (extent_type != BTRFS_FILE_EXTENT_INLINE) {
item_end +=
btrfs_file_extent_num_bytes(leaf, fi);
+
+ trace_btrfs_truncate_show_fi_regular(
+ BTRFS_I(inode), leaf, fi,
+ found_key.offset);
} else if (extent_type == BTRFS_FILE_EXTENT_INLINE) {
item_end += btrfs_file_extent_inline_len(leaf,
path->slots[0], fi);
+
+ trace_btrfs_truncate_show_fi_inline(
+ BTRFS_I(inode), leaf, fi, path->slots[0],
+ found_key.offset);
}
item_end--;
}
@@ -6828,11 +6836,18 @@ again:
found_type == BTRFS_FILE_EXTENT_PREALLOC) {
extent_end = extent_start +
btrfs_file_extent_num_bytes(leaf, item);
+
+ trace_btrfs_get_extent_show_fi_regular(inode, leaf, item,
+ extent_start);
} else if (found_type == BTRFS_FILE_EXTENT_INLINE) {
size_t size;
size = btrfs_file_extent_inline_len(leaf, path->slots[0], item);
extent_end = ALIGN(extent_start + size,
fs_info->sectorsize);
+
+ trace_btrfs_get_extent_show_fi_inline(inode, leaf, item,
+ path->slots[0],
+ extent_start);
}
next:
if (start >= extent_end) {
diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h
index 8f206263fee7..cef39e2baf21 100644
--- a/include/trace/events/btrfs.h
+++ b/include/trace/events/btrfs.h
@@ -12,6 +12,7 @@ struct btrfs_root;
struct btrfs_fs_info;
struct btrfs_inode;
struct extent_map;
+struct btrfs_file_extent_item;
struct btrfs_ordered_extent;
struct btrfs_delayed_ref_node;
struct btrfs_delayed_tree_ref;
@@ -54,6 +55,12 @@ struct btrfs_qgroup_extent_record;
(obj >= BTRFS_ROOT_TREE_OBJECTID && \
obj <= BTRFS_QUOTA_TREE_OBJECTID)) ? __show_root_type(obj) : "-"
+#define show_fi_type(type) \
+ __print_symbolic(type, \
+ { BTRFS_FILE_EXTENT_INLINE, "INLINE" }, \
+ { BTRFS_FILE_EXTENT_REG, "REG" }, \
+ { BTRFS_FILE_EXTENT_PREALLOC, "PREALLOC"})
+
#define BTRFS_GROUP_FLAGS \
{ BTRFS_BLOCK_GROUP_DATA, "DATA"}, \
{ BTRFS_BLOCK_GROUP_SYSTEM, "SYSTEM"}, \
@@ -232,6 +239,138 @@ TRACE_EVENT_CONDITION(btrfs_get_extent,
__entry->refs, __entry->compress_type)
);
+/* file extent item */
+DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,
+
+ TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
+ struct btrfs_file_extent_item *fi, u64 start),
+
+ TP_ARGS(bi, l, fi, start),
+
+ TP_STRUCT__entry_btrfs(
+ __field( u64, root_obj )
+ __field( u64, ino )
+ __field( loff_t, isize )
+ __field( u64, disk_isize )
+ __field( u64, num_bytes )
+ __field( u64, ram_bytes )
+ __field( u64, disk_bytenr )
+ __field( u64, disk_num_bytes )
+ __field( u64, extent_offset )
+ __field( u8, extent_type )
+ __field( u8, compression )
+ __field( u64, extent_start )
+ __field( u64, extent_end )
+ ),
+
+ TP_fast_assign_btrfs(bi->root->fs_info,
+ __entry->root_obj = bi->root->objectid;
+ __entry->ino = btrfs_ino(bi);
+ __entry->isize = bi->vfs_inode.i_size;
+ __entry->disk_isize = bi->disk_i_size;
+ __entry->num_bytes = btrfs_file_extent_num_bytes(l, fi);
+ __entry->ram_bytes = btrfs_file_extent_ram_bytes(l, fi);
+ __entry->disk_bytenr = btrfs_file_extent_disk_bytenr(l, fi);
+ __entry->disk_num_bytes = btrfs_file_extent_disk_num_bytes(l, fi);
+ __entry->extent_offset = btrfs_file_extent_offset(l, fi);
+ __entry->extent_type = btrfs_file_extent_type(l, fi);
+ __entry->compression = btrfs_file_extent_compression(l, fi);
+ __entry->extent_start = start;
+ __entry->extent_end = (start + __entry->num_bytes);
+ ),
+
+ TP_printk_btrfs(
+ "root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
+ "file extent range=[%llu %llu] "
+ "(num_bytes=%llu ram_bytes=%llu disk_bytenr=%llu "
+ "disk_num_bytes=%llu extent_offset=%llu type=%s "
+ "compression=%u",
+ show_root_type(__entry->root_obj), __entry->ino,
+ __entry->isize,
+ __entry->disk_isize, __entry->extent_start,
+ __entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
+ __entry->disk_bytenr, __entry->disk_num_bytes,
+ __entry->extent_offset, show_fi_type(__entry->extent_type),
+ __entry->compression)
+);
+
+DECLARE_EVENT_CLASS(
+ btrfs__file_extent_item_inline,
+
+ TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
+ struct btrfs_file_extent_item *fi, int slot, u64 start),
+
+ TP_ARGS(bi, l, fi, slot, start),
+
+ TP_STRUCT__entry_btrfs(
+ __field( u64, root_obj )
+ __field( u64, ino )
+ __field( loff_t, isize )
+ __field( u64, disk_isize )
+ __field( u8, extent_type )
+ __field( u8, compression )
+ __field( u64, extent_start )
+ __field( u64, extent_end )
+ ),
+
+ TP_fast_assign_btrfs(
+ bi->root->fs_info,
+ __entry->root_obj = bi->root->objectid;
+ __entry->ino = btrfs_ino(bi);
+ __entry->isize = bi->vfs_inode.i_size;
+ __entry->disk_isize = bi->disk_i_size;
+ __entry->extent_type = btrfs_file_extent_type(l, fi);
+ __entry->compression = btrfs_file_extent_compression(l, fi);
+ __entry->extent_start = start;
+ __entry->extent_end = (start + btrfs_file_extent_inline_len(l, slot, fi));
+ ),
+
+ TP_printk_btrfs(
+ "root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
+ "file extent range=[%llu %llu] "
+ "extent_type=%s compression=%u",
+ show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
+ __entry->disk_isize, __entry->extent_start,
+ __entry->extent_end, show_fi_type(__entry->extent_type),
+ __entry->compression)
+);
+
+DEFINE_EVENT(
+ btrfs__file_extent_item_regular, btrfs_get_extent_show_fi_regular,
+
+ TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
+ struct btrfs_file_extent_item *fi, u64 start),
+
+ TP_ARGS(bi, l, fi, start)
+);
+
+DEFINE_EVENT(
+ btrfs__file_extent_item_regular, btrfs_truncate_show_fi_regular,
+
+ TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
+ struct btrfs_file_extent_item *fi, u64 start),
+
+ TP_ARGS(bi, l, fi, start)
+);
+
+DEFINE_EVENT(
+ btrfs__file_extent_item_inline, btrfs_get_extent_show_fi_inline,
+
+ TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
+ struct btrfs_file_extent_item *fi, int slot, u64 start),
+
+ TP_ARGS(bi, l, fi, slot, start)
+);
+
+DEFINE_EVENT(
+ btrfs__file_extent_item_inline, btrfs_truncate_show_fi_inline,
+
+ TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
+ struct btrfs_file_extent_item *fi, int slot, u64 start),
+
+ TP_ARGS(bi, l, fi, slot, start)
+);
+
#define show_ordered_flags(flags) \
__print_flags(flags, "|", \
{ (1 << BTRFS_ORDERED_IO_DONE), "IO_DONE" }, \
generated by cgit v1.2.3 (git 2.39.1) at 2024-08-01 06:40:06 +0000