Drop support for kernels < 4.4 from btrfs instrumentation

[lttng-modules.git] / include / instrumentation / events / btrfs.h

diff --git a/include/instrumentation/events/btrfs.h b/include/instrumentation/events/btrfs.h
index 3e8c7e77efcff2aa764c287f19e13cc690f05766..4664d45a0ace0387804480f9f640fa0380e8f3d9 100644 (file)
--- a/include/instrumentation/events/btrfs.h
+++ b/include/instrumentation/events/btrfs.h
@@ -22,18 +22,14 @@ struct btrfs_delayed_data_ref;
 struct btrfs_delayed_ref_head;
 #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,5,0))
 struct btrfs_block_group;
-#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,3,0))
+#else
 struct btrfs_block_group_cache;
 #endif
-#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,3,0))
 struct btrfs_free_cluster;
-#endif
 struct map_lookup;
 struct extent_buffer;
-#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,4,0))
 struct extent_state;
 #endif
-#endif
 
 #define BTRFS_UUID_SIZE 16
 
@@ -43,7 +39,19 @@ struct extent_state;
 #define lttng_fs_info_fsid fs_info->fsid
 #endif
 
-#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0) || \
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0))
+LTTNG_TRACEPOINT_EVENT(btrfs_transaction_commit,
+
+       TP_PROTO(const struct btrfs_fs_info *fs_info),
+
+       TP_ARGS(fs_info),
+
+       TP_FIELDS(
+               ctf_integer(u64, generation, fs_info->generation)
+               ctf_integer(u64, root_objectid, BTRFS_ROOT_TREE_OBJECTID)
+       )
+)
+#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0) || \
        LTTNG_SLE_KERNEL_RANGE(4,4,73,5,0,0, 4,4,73,6,0,0) || \
        LTTNG_SLE_KERNEL_RANGE(4,4,82,6,0,0, 4,4,82,7,0,0) || \
        LTTNG_SLE_KERNEL_RANGE(4,4,92,6,0,0, 4,4,92,7,0,0) || \
@@ -59,7 +67,25 @@ LTTNG_TRACEPOINT_EVENT(btrfs_transaction_commit,
                ctf_integer(u64, root_objectid, root->root_key.objectid)
        )
 )
+#else
+LTTNG_TRACEPOINT_EVENT(btrfs_transaction_commit,
 
+       TP_PROTO(struct btrfs_root *root),
+
+       TP_ARGS(root),
+
+       TP_FIELDS(
+               ctf_integer(u64, generation, root->fs_info->generation)
+               ctf_integer(u64, root_objectid, root->root_key.objectid)
+       )
+)
+#endif
+
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0) || \
+       LTTNG_SLE_KERNEL_RANGE(4,4,73,5,0,0, 4,4,73,6,0,0) || \
+       LTTNG_SLE_KERNEL_RANGE(4,4,82,6,0,0, 4,4,82,7,0,0) || \
+       LTTNG_SLE_KERNEL_RANGE(4,4,92,6,0,0, 4,4,92,7,0,0) || \
+       LTTNG_SLE_KERNEL_RANGE(4,4,103,6,0,0, 4,5,0,0,0,0))
 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__inode,
 
        TP_PROTO(const struct inode *inode),
@@ -99,18 +125,6 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__inode, btrfs_inode_evict,
        TP_ARGS(inode)
 )
 #else
-LTTNG_TRACEPOINT_EVENT(btrfs_transaction_commit,
-
-       TP_PROTO(struct btrfs_root *root),
-
-       TP_ARGS(root),
-
-       TP_FIELDS(
-               ctf_integer(u64, generation, root->fs_info->generation)
-               ctf_integer(u64, root_objectid, root->root_key.objectid)
-       )
-)
-
 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__inode,
 
        TP_PROTO(struct inode *inode),
@@ -578,6 +592,65 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__ordered_extent, btrfs_ordered_extent_put,
 )
 #endif
 
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,14,0))
+LTTNG_TRACEPOINT_EVENT(btrfs_writepage_end_io_hook,
+
+       TP_PROTO(const struct btrfs_inode *inode, u64 start, u64 end, int uptodate),
+
+       TP_ARGS(inode, start, end, uptodate),
+
+       TP_FIELDS(
+               ctf_integer(u64, ino, btrfs_ino(inode))
+               ctf_integer(u64, start, start)
+               ctf_integer(u64, end, end)
+               ctf_integer(int, uptodate, uptodate)
+               ctf_integer(u64, root_objectid, inode->root->root_key.objectid)
+       )
+)
+
+#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0) || \
+       LTTNG_SLE_KERNEL_RANGE(4,4,73,5,0,0, 4,4,73,6,0,0) || \
+       LTTNG_SLE_KERNEL_RANGE(4,4,82,6,0,0, 4,4,82,7,0,0) || \
+       LTTNG_SLE_KERNEL_RANGE(4,4,92,6,0,0, 4,4,92,7,0,0) || \
+       LTTNG_SLE_KERNEL_RANGE(4,4,103,6,0,0, 4,5,0,0,0,0))
+
+LTTNG_TRACEPOINT_EVENT(btrfs_writepage_end_io_hook,
+
+       TP_PROTO(const struct page *page, u64 start, u64 end, int uptodate),
+
+       TP_ARGS(page, start, end, uptodate),
+
+       TP_FIELDS(
+               ctf_integer(ino_t, ino, page->mapping->host->i_ino)
+               ctf_integer(pgoff_t, index, page->index)
+               ctf_integer(u64, start, start)
+               ctf_integer(u64, end, end)
+               ctf_integer(int, uptodate, uptodate)
+               ctf_integer(u64, root_objectid,
+                       BTRFS_I(page->mapping->host)->root->root_key.objectid)
+       )
+)
+
+#else
+
+LTTNG_TRACEPOINT_EVENT(btrfs_writepage_end_io_hook,
+
+       TP_PROTO(struct page *page, u64 start, u64 end, int uptodate),
+
+       TP_ARGS(page, start, end, uptodate),
+
+       TP_FIELDS(
+               ctf_integer(ino_t, ino, page->mapping->host->i_ino)
+               ctf_integer(pgoff_t, index, page->index)
+               ctf_integer(u64, start, start)
+               ctf_integer(u64, end, end)
+               ctf_integer(int, uptodate, uptodate)
+               ctf_integer(u64, root_objectid,
+                       BTRFS_I(page->mapping->host)->root->root_key.objectid)
+       )
+)
+#endif
+
 #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0) || \
        LTTNG_SLE_KERNEL_RANGE(4,4,73,5,0,0, 4,4,73,6,0,0) || \
        LTTNG_SLE_KERNEL_RANGE(4,4,82,6,0,0, 4,4,82,7,0,0) || \
@@ -619,23 +692,6 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(btrfs__writepage,
        TP_ARGS(page, inode, wbc)
 )
 
-LTTNG_TRACEPOINT_EVENT(btrfs_writepage_end_io_hook,
-
-       TP_PROTO(const struct page *page, u64 start, u64 end, int uptodate),
-
-       TP_ARGS(page, start, end, uptodate),
-
-       TP_FIELDS(
-               ctf_integer(ino_t, ino, page->mapping->host->i_ino)
-               ctf_integer(pgoff_t, index, page->index)
-               ctf_integer(u64, start, start)
-               ctf_integer(u64, end, end)
-               ctf_integer(int, uptodate, uptodate)
-               ctf_integer(u64, root_objectid,
-                       BTRFS_I(page->mapping->host)->root->root_key.objectid)
-       )
-)
-
 LTTNG_TRACEPOINT_EVENT(btrfs_sync_file,
 
        TP_PROTO(const struct file *file, int datasync),
@@ -665,9 +721,6 @@ LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__writepage,
                ctf_integer(long, pages_skipped, wbc->pages_skipped)
                ctf_integer(loff_t, range_start, wbc->range_start)
                ctf_integer(loff_t, range_end, wbc->range_end)
-#if (LTTNG_LINUX_VERSION_CODE < LTTNG_KERNEL_VERSION(3,1,0))
-               ctf_integer(char, nonblocking, wbc->nonblocking)
-#endif
                ctf_integer(char, for_kupdate, wbc->for_kupdate)
                ctf_integer(char, for_reclaim, wbc->for_reclaim)
                ctf_integer(char, range_cyclic, wbc->range_cyclic)
@@ -690,23 +743,6 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(btrfs__writepage,
        TP_ARGS(page, inode, wbc)
 )
 
-LTTNG_TRACEPOINT_EVENT(btrfs_writepage_end_io_hook,
-
-       TP_PROTO(struct page *page, u64 start, u64 end, int uptodate),
-
-       TP_ARGS(page, start, end, uptodate),
-
-       TP_FIELDS(
-               ctf_integer(ino_t, ino, page->mapping->host->i_ino)
-               ctf_integer(pgoff_t, index, page->index)
-               ctf_integer(u64, start, start)
-               ctf_integer(u64, end, end)
-               ctf_integer(int, uptodate, uptodate)
-               ctf_integer(u64, root_objectid,
-                       BTRFS_I(page->mapping->host)->root->root_key.objectid)
-       )
-)
-
 LTTNG_TRACEPOINT_EVENT(btrfs_sync_file,
 
        TP_PROTO(struct file *file, int datasync),
@@ -978,7 +1014,7 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(btrfs_delayed_tree_ref,
 
        TP_ARGS(ref, full_ref, action)
 )
-#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,12,0))
+#else
 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs_delayed_tree_ref,
 
        TP_PROTO(struct btrfs_delayed_ref_node *ref,
@@ -1024,45 +1060,6 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(btrfs_delayed_tree_ref,
 
        TP_ARGS(ref, full_ref, action)
 )
-#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,7,0))
-LTTNG_TRACEPOINT_EVENT(btrfs_delayed_tree_ref,
-
-       TP_PROTO(struct btrfs_delayed_ref_node *ref,
-                struct btrfs_delayed_tree_ref *full_ref,
-                int action),
-
-       TP_ARGS(ref, full_ref, action),
-
-       TP_FIELDS(
-               ctf_integer(u64, bytenr, ref->bytenr)
-               ctf_integer(u64, num_bytes, ref->num_bytes)
-               ctf_integer(int, action, action)
-               ctf_integer(u64, parent, full_ref->parent)
-               ctf_integer(u64, ref_root, full_ref->root)
-               ctf_integer(int, level, full_ref->level)
-               ctf_integer(int, type, ref->type)
-               ctf_integer(u64, seq, ref->seq)
-       )
-)
-#else
-LTTNG_TRACEPOINT_EVENT(btrfs_delayed_tree_ref,
-
-       TP_PROTO(struct btrfs_delayed_ref_node *ref,
-                struct btrfs_delayed_tree_ref *full_ref,
-                int action),
-
-       TP_ARGS(ref, full_ref, action),
-
-       TP_FIELDS(
-               ctf_integer(u64, bytenr, ref->bytenr)
-               ctf_integer(u64, num_bytes, ref->num_bytes)
-               ctf_integer(int, action, action)
-               ctf_integer(u64, parent, full_ref->parent)
-               ctf_integer(u64, ref_root, full_ref->root)
-               ctf_integer(int, level, full_ref->level)
-               ctf_integer(int, type, ref->type)
-       )
-)
 #endif
 
 #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0) || \
@@ -1221,7 +1218,7 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(btrfs_delayed_data_ref,
 
        TP_ARGS(fs_info, ref, full_ref, action)
 )
-#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,12,0))
+#else
 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs_delayed_data_ref,
 
        TP_PROTO(struct btrfs_delayed_ref_node *ref,
@@ -1268,47 +1265,6 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(btrfs_delayed_data_ref,
 
        TP_ARGS(fs_info, ref, full_ref, action)
 )
-#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,7,0))
-LTTNG_TRACEPOINT_EVENT(btrfs_delayed_data_ref,
-
-       TP_PROTO(struct btrfs_delayed_ref_node *ref,
-                struct btrfs_delayed_data_ref *full_ref,
-                int action),
-
-       TP_ARGS(ref, full_ref, action),
-
-       TP_FIELDS(
-               ctf_integer(u64, bytenr, ref->bytenr)
-               ctf_integer(u64, num_bytes, ref->num_bytes)
-               ctf_integer(int, action, action)
-               ctf_integer(u64, parent, full_ref->parent)
-               ctf_integer(u64, ref_root, full_ref->root)
-               ctf_integer(u64, owner, full_ref->objectid)
-               ctf_integer(u64, offset, full_ref->offset)
-               ctf_integer(int, type, ref->type)
-               ctf_integer(u64, seq, ref->seq)
-       )
-)
-#else
-LTTNG_TRACEPOINT_EVENT(btrfs_delayed_data_ref,
-
-       TP_PROTO(struct btrfs_delayed_ref_node *ref,
-                struct btrfs_delayed_data_ref *full_ref,
-                int action),
-
-       TP_ARGS(ref, full_ref, action),
-
-       TP_FIELDS(
-               ctf_integer(u64, bytenr, ref->bytenr)
-               ctf_integer(u64, num_bytes, ref->num_bytes)
-               ctf_integer(int, action, action)
-               ctf_integer(u64, parent, full_ref->parent)
-               ctf_integer(u64, ref_root, full_ref->root)
-               ctf_integer(u64, owner, full_ref->objectid)
-               ctf_integer(u64, offset, full_ref->offset)
-               ctf_integer(int, type, ref->type)
-       )
-)
 #endif
 
 #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,15,0))
@@ -1497,7 +1453,7 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(btrfs_delayed_ref_head,
        TP_ARGS(ref, head_ref, action)
 )
 
-#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,12,0))
+#else
 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs_delayed_ref_head,
 
        TP_PROTO(struct btrfs_delayed_ref_node *ref,
@@ -1539,23 +1495,6 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(btrfs_delayed_ref_head,
 
        TP_ARGS(ref, head_ref, action)
 )
-
-#else
-LTTNG_TRACEPOINT_EVENT(btrfs_delayed_ref_head,
-
-       TP_PROTO(struct btrfs_delayed_ref_node *ref,
-                struct btrfs_delayed_ref_head *head_ref,
-                int action),
-
-       TP_ARGS(ref, head_ref, action),
-
-       TP_FIELDS(
-               ctf_integer(u64, bytenr, ref->bytenr)
-               ctf_integer(u64, num_bytes, ref->num_bytes)
-               ctf_integer(int, action, action)
-               ctf_integer(int, is_data, head_ref->is_data)
-       )
-)
 #endif
 
 #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0))
@@ -1779,7 +1718,7 @@ LTTNG_TRACEPOINT_EVENT(btrfs_space_reservation,
                ctf_integer(int, reserve, reserve)
        )
 )
-#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,3,0))
+#else
 LTTNG_TRACEPOINT_EVENT(btrfs_space_reservation,
 
        TP_PROTO(struct btrfs_fs_info *fs_info, char *type, u64 val,
@@ -1918,7 +1857,8 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__reserved_extent,  btrfs_reserved_extent_f
 
 #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,10,0) || \
        LTTNG_KERNEL_RANGE(5,9,5, 5,10,0) || \
-       LTTNG_KERNEL_RANGE(5,4,78, 5,5,0))
+       LTTNG_KERNEL_RANGE(5,4,78, 5,5,0) || \
+       LTTNG_UBUNTU_KERNEL_RANGE(5,8,18,44, 5,9,0,0))
 LTTNG_TRACEPOINT_EVENT_MAP(find_free_extent,
 
        btrfs_find_free_extent,
@@ -2034,7 +1974,7 @@ LTTNG_TRACEPOINT_EVENT_MAP(find_free_extent,
                ctf_integer(u64, data, data)
        )
 )
-#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,3,0))
+#else
 
 LTTNG_TRACEPOINT_EVENT_MAP(find_free_extent,
 
@@ -2233,7 +2173,7 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__reserve_extent, btrfs_reserve_extent_clus
        TP_ARGS(root, block_group, start, len)
 )
 
-#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,3,0))
+#else
 
 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__reserve_extent,
 
@@ -2366,7 +2306,7 @@ LTTNG_TRACEPOINT_EVENT(btrfs_setup_cluster,
                ctf_integer(int, bitmap, bitmap)
        )
 )
-#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,3,0))
+#else
 LTTNG_TRACEPOINT_EVENT(btrfs_find_cluster,
 
        TP_PROTO(struct btrfs_block_group_cache *block_group, u64 start,
@@ -2446,7 +2386,7 @@ LTTNG_TRACEPOINT_EVENT_MAP(free_extent_state,
                ctf_integer_hex(unsigned long, ip, IP)
        )
 )
-#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,4,0))
+#else
 LTTNG_TRACEPOINT_EVENT_MAP(alloc_extent_state,
 
        btrfs_alloc_extent_state,