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Btrfs: add 'inode' for extent map tracepoint
'inode' is an important field for btrfs_get_extent, lets trace it. Signed-off-by: Liu Bo <bo.li.liu@oracle.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
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@ -7059,7 +7059,7 @@ struct extent_map *btrfs_get_extent(struct inode *inode, struct page *page,
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write_unlock(&em_tree->lock);
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out:
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trace_btrfs_get_extent(root, em);
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trace_btrfs_get_extent(root, inode, em);
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btrfs_free_path(path);
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if (trans) {
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@ -184,14 +184,16 @@ DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
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TRACE_EVENT_CONDITION(btrfs_get_extent,
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TP_PROTO(struct btrfs_root *root, struct extent_map *map),
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TP_PROTO(struct btrfs_root *root, struct inode *inode,
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struct extent_map *map),
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TP_ARGS(root, map),
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TP_ARGS(root, inode, map),
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TP_CONDITION(map),
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TP_STRUCT__entry_btrfs(
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__field( u64, root_objectid )
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__field( u64, ino )
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__field( u64, start )
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__field( u64, len )
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__field( u64, orig_start )
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@ -204,7 +206,8 @@ TRACE_EVENT_CONDITION(btrfs_get_extent,
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TP_fast_assign_btrfs(root->fs_info,
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__entry->root_objectid = root->root_key.objectid;
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__entry->start = map->start;
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__entry->ino = btrfs_ino(inode);
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__entry->start = map->start;
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__entry->len = map->len;
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__entry->orig_start = map->orig_start;
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__entry->block_start = map->block_start;
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@ -214,11 +217,12 @@ TRACE_EVENT_CONDITION(btrfs_get_extent,
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__entry->compress_type = map->compress_type;
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),
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TP_printk_btrfs("root = %llu(%s), start = %llu, len = %llu, "
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TP_printk_btrfs("root = %llu(%s), ino = %llu start = %llu, len = %llu, "
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"orig_start = %llu, block_start = %llu(%s), "
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"block_len = %llu, flags = %s, refs = %u, "
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"compress_type = %u",
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show_root_type(__entry->root_objectid),
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(unsigned long long)__entry->ino,
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(unsigned long long)__entry->start,
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(unsigned long long)__entry->len,
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(unsigned long long)__entry->orig_start,
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