diff options
Diffstat (limited to 'fs/f2fs/node.h')
| -rw-r--r-- | fs/f2fs/node.h | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/fs/f2fs/node.h b/fs/f2fs/node.h index d4d1f636f..1f4f9d456 100644 --- a/fs/f2fs/node.h +++ b/fs/f2fs/node.h @@ -25,6 +25,9 @@ /* control the memory footprint threshold (10MB per 1GB ram) */ #define DEF_RAM_THRESHOLD 10 +/* control dirty nats ratio threshold (default: 10% over max nid count) */ +#define DEF_DIRTY_NAT_RATIO_THRESHOLD 10 + /* vector size for gang look-up from nat cache that consists of radix tree */ #define NATVEC_SIZE 64 #define SETVEC_SIZE 32 @@ -117,6 +120,12 @@ static inline void raw_nat_from_node_info(struct f2fs_nat_entry *raw_ne, raw_ne->version = ni->version; } +static inline bool excess_dirty_nats(struct f2fs_sb_info *sbi) +{ + return NM_I(sbi)->dirty_nat_cnt >= NM_I(sbi)->max_nid * + NM_I(sbi)->dirty_nats_ratio / 100; +} + enum mem_type { FREE_NIDS, /* indicates the free nid list */ NAT_ENTRIES, /* indicates the cached nat entry */ @@ -321,7 +330,7 @@ static inline int set_nid(struct page *p, int off, nid_t nid, bool i) { struct f2fs_node *rn = F2FS_NODE(p); - f2fs_wait_on_page_writeback(p, NODE); + f2fs_wait_on_page_writeback(p, NODE, true); if (i) rn->i.i_nid[off - NODE_DIR1_BLOCK] = cpu_to_le32(nid); @@ -370,6 +379,21 @@ static inline int is_node(struct page *page, int type) #define is_fsync_dnode(page) is_node(page, FSYNC_BIT_SHIFT) #define is_dent_dnode(page) is_node(page, DENT_BIT_SHIFT) +static inline int is_inline_node(struct page *page) +{ + return PageChecked(page); +} + +static inline void set_inline_node(struct page *page) +{ + SetPageChecked(page); +} + +static inline void clear_inline_node(struct page *page) +{ + ClearPageChecked(page); +} + static inline void set_cold_node(struct inode *inode, struct page *page) { struct f2fs_node *rn = F2FS_NODE(page); |