diff options
Diffstat (limited to 'fs/f2fs/node.h')
| -rw-r--r-- | fs/f2fs/node.h | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/fs/f2fs/node.h b/fs/f2fs/node.h index 6aea13024ac1..103a437e6425 100644 --- a/fs/f2fs/node.h +++ b/fs/f2fs/node.h @@ -52,6 +52,13 @@ enum { IS_PREALLOC, /* nat entry is preallocated */ }; +/* For node type in __get_node_folio() */ +enum node_type { + NODE_TYPE_REGULAR, + NODE_TYPE_INODE, + NODE_TYPE_XATTR, +}; + /* * For node information */ @@ -248,7 +255,7 @@ static inline nid_t nid_of_node(struct page *node_page) return le32_to_cpu(rn->footer.nid); } -static inline unsigned int ofs_of_node(struct page *node_page) +static inline unsigned int ofs_of_node(const struct page *node_page) { struct f2fs_node *rn = F2FS_NODE(node_page); unsigned flag = le32_to_cpu(rn->footer.flag); @@ -342,7 +349,7 @@ static inline bool is_recoverable_dnode(struct page *page) * `- indirect node ((6 + 2N) + (N - 1)(N + 1)) * `- direct node */ -static inline bool IS_DNODE(struct page *node_page) +static inline bool IS_DNODE(const struct page *node_page) { unsigned int ofs = ofs_of_node(node_page); @@ -389,7 +396,7 @@ static inline nid_t get_nid(struct page *p, int off, bool i) * - Mark cold data pages in page cache */ -static inline int is_node(struct page *page, int type) +static inline int is_node(const struct page *page, int type) { struct f2fs_node *rn = F2FS_NODE(page); return le32_to_cpu(rn->footer.flag) & BIT(type); |