11 static bool check_setget_bounds(const struct extent_buffer *eb,  in check_setget_bounds()  argument
16 	if (unlikely(member_offset + size > eb->len)) {  in check_setget_bounds()
17 		btrfs_warn(eb->fs_info,  in check_setget_bounds()
18 		"bad eb member %s: ptr 0x%lx start %llu member offset %lu size %d",  in check_setget_bounds()
19 			(member_offset > eb->len ? "start" : "end"),  in check_setget_bounds()
20 			(unsigned long)ptr, eb->start, member_offset, size);  in check_setget_bounds()
27 void btrfs_init_map_token(struct btrfs_map_token *token, struct extent_buffer *eb)  in btrfs_init_map_token()  argument
29 	token->eb = eb;  in btrfs_init_map_token()
30 	token->kaddr = page_address(eb->pages[0]);  in btrfs_init_map_token()
64 	const unsigned long oip = get_eb_offset_in_page(token->eb,	\
72 	ASSERT(check_setget_bounds(token->eb, ptr, off, size));		\
77 	token->kaddr = page_address(token->eb->pages[idx]);		\
79 	if (INLINE_EXTENT_BUFFER_PAGES == 1 || oip + size <= PAGE_SIZE ) \
83 	token->kaddr = page_address(token->eb->pages[idx + 1]);		\
84 	token->offset = (idx + 1) << PAGE_SHIFT;			\
88 u##bits btrfs_get_##bits(const struct extent_buffer *eb,		\
92 	const unsigned long oip = get_eb_offset_in_page(eb, member_offset); \
94 	char *kaddr = page_address(eb->pages[idx]);			\
99 	ASSERT(check_setget_bounds(eb, ptr, off, size));		\
100 	if (INLINE_EXTENT_BUFFER_PAGES == 1 || oip + size <= PAGE_SIZE)	\
104 	kaddr = page_address(eb->pages[idx + 1]);			\
114 	const unsigned long oip = get_eb_offset_in_page(token->eb,	\
122 	ASSERT(check_setget_bounds(token->eb, ptr, off, size));		\
128 	token->kaddr = page_address(token->eb->pages[idx]);		\
130 	if (INLINE_EXTENT_BUFFER_PAGES == 1 || oip + size <= PAGE_SIZE) { \
136 	token->kaddr = page_address(token->eb->pages[idx + 1]);		\
137 	token->offset = (idx + 1) << PAGE_SHIFT;			\
140 void btrfs_set_##bits(const struct extent_buffer *eb, void *ptr,	\
144 	const unsigned long oip = get_eb_offset_in_page(eb, member_offset); \
146 	char *kaddr = page_address(eb->pages[idx]);			\
151 	ASSERT(check_setget_bounds(eb, ptr, off, size));		\
152 	if (INLINE_EXTENT_BUFFER_PAGES == 1 || oip + size <= PAGE_SIZE) { \
159 	kaddr = page_address(eb->pages[idx + 1]);			\
168 void btrfs_node_key(const struct extent_buffer *eb,  in btrfs_node_key()  argument
171 	unsigned long ptr = btrfs_node_key_ptr_offset(eb, nr);  in btrfs_node_key()
172 	read_eb_member(eb, (struct btrfs_key_ptr *)ptr,  in btrfs_node_key()