Lines Matching full:token

40  * Generic helpers with a token (cached address of the most recently accessed
56 u##bits btrfs_get_token_##bits(struct btrfs_map_token *token,		\
61 	const unsigned long oip = get_eb_offset_in_page(token->eb,	\
67 	ASSERT(token);							\
68 	ASSERT(token->kaddr);						\
69 	ASSERT(check_setget_bounds(token->eb, ptr, off, size));		\
70 	if (token->offset <= member_offset &&				\
71 	    member_offset + size <= token->offset + PAGE_SIZE) {	\
72 		return get_unaligned_le##bits(token->kaddr + oip);	\
74 	token->kaddr = page_address(token->eb->pages[idx]);		\
75 	token->offset = idx << PAGE_SHIFT;				\
77 		return get_unaligned_le##bits(token->kaddr + oip);	\
79 	memcpy(lebytes, token->kaddr + oip, part);			\
80 	token->kaddr = page_address(token->eb->pages[idx + 1]);		\
81 	token->offset = (idx + 1) << PAGE_SHIFT;			\
82 	memcpy(lebytes + part, token->kaddr, size - part);		\
105 void btrfs_set_token_##bits(struct btrfs_map_token *token,		\
111 	const unsigned long oip = get_eb_offset_in_page(token->eb,	\
117 	ASSERT(token);							\
118 	ASSERT(token->kaddr);						\
119 	ASSERT(check_setget_bounds(token->eb, ptr, off, size));		\
120 	if (token->offset <= member_offset &&				\
121 	    member_offset + size <= token->offset + PAGE_SIZE) {	\
122 		put_unaligned_le##bits(val, token->kaddr + oip);	\
125 	token->kaddr = page_address(token->eb->pages[idx]);		\
126 	token->offset = idx << PAGE_SHIFT;				\
128 		put_unaligned_le##bits(val, token->kaddr + oip);	\
132 	memcpy(token->kaddr + oip, lebytes, part);			\
133 	token->kaddr = page_address(token->eb->pages[idx + 1]);		\
134 	token->offset = (idx + 1) << PAGE_SHIFT;			\
135 	memcpy(token->kaddr, lebytes + part, size - part);		\