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Diffstat (limited to 'fs/f2fs/f2fs.h')
-rw-r--r--fs/f2fs/f2fs.h73
1 files changed, 61 insertions, 12 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 65294e3b0bef..6610ff6d7e6c 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -75,6 +75,11 @@ struct f2fs_fault_info {
extern const char *f2fs_fault_name[FAULT_MAX];
#define IS_FAULT_SET(fi, type) ((fi)->inject_type & BIT(type))
+
+/* maximum retry count for injected failure */
+#define DEFAULT_FAILURE_RETRY_COUNT 8
+#else
+#define DEFAULT_FAILURE_RETRY_COUNT 1
#endif
/*
@@ -829,7 +834,7 @@ struct f2fs_inode_info {
spinlock_t i_size_lock; /* protect last_disk_size */
#ifdef CONFIG_QUOTA
- struct dquot *i_dquot[MAXQUOTAS];
+ struct dquot __rcu *i_dquot[MAXQUOTAS];
/* quota space reservation, managed internally by quota code */
qsize_t i_reserved_quota;
@@ -1080,7 +1085,8 @@ struct f2fs_sm_info {
* f2fs monitors the number of several block types such as on-writeback,
* dirty dentry blocks, dirty node blocks, and dirty meta blocks.
*/
-#define WB_DATA_TYPE(p) (__is_cp_guaranteed(p) ? F2FS_WB_CP_DATA : F2FS_WB_DATA)
+#define WB_DATA_TYPE(p, f) \
+ (f || f2fs_is_cp_guaranteed(p) ? F2FS_WB_CP_DATA : F2FS_WB_DATA)
enum count_type {
F2FS_DIRTY_DENTS,
F2FS_DIRTY_DATA,
@@ -2251,7 +2257,7 @@ static inline bool __allow_reserved_blocks(struct f2fs_sb_info *sbi,
static inline void f2fs_i_blocks_write(struct inode *, block_t, bool, bool);
static inline int inc_valid_block_count(struct f2fs_sb_info *sbi,
- struct inode *inode, blkcnt_t *count)
+ struct inode *inode, blkcnt_t *count, bool partial)
{
blkcnt_t diff = 0, release = 0;
block_t avail_user_block_count;
@@ -2291,6 +2297,11 @@ static inline int inc_valid_block_count(struct f2fs_sb_info *sbi,
avail_user_block_count = 0;
}
if (unlikely(sbi->total_valid_block_count > avail_user_block_count)) {
+ if (!partial) {
+ spin_unlock(&sbi->stat_lock);
+ goto enospc;
+ }
+
diff = sbi->total_valid_block_count - avail_user_block_count;
if (diff > *count)
diff = *count;
@@ -3021,6 +3032,7 @@ static inline void __mark_inode_dirty_flag(struct inode *inode,
case FI_INLINE_DOTS:
case FI_PIN_FILE:
case FI_COMPRESS_RELEASED:
+ case FI_ATOMIC_COMMITTED:
f2fs_mark_inode_dirty_sync(inode, true);
}
}
@@ -3464,11 +3476,9 @@ bool f2fs_is_valid_blkaddr(struct f2fs_sb_info *sbi,
static inline void verify_blkaddr(struct f2fs_sb_info *sbi,
block_t blkaddr, int type)
{
- if (!f2fs_is_valid_blkaddr(sbi, blkaddr, type)) {
+ if (!f2fs_is_valid_blkaddr(sbi, blkaddr, type))
f2fs_err(sbi, "invalid blkaddr: %u, type: %d, run fsck to fix.",
blkaddr, type);
- f2fs_bug_on(sbi, 1);
- }
}
static inline bool __is_valid_data_blkaddr(block_t blkaddr)
@@ -3570,7 +3580,8 @@ int f2fs_do_add_link(struct inode *dir, const struct qstr *name,
struct inode *inode, nid_t ino, umode_t mode);
void f2fs_delete_entry(struct f2fs_dir_entry *dentry, struct page *page,
struct inode *dir, struct inode *inode);
-int f2fs_do_tmpfile(struct inode *inode, struct inode *dir);
+int f2fs_do_tmpfile(struct inode *inode, struct inode *dir,
+ struct f2fs_filename *fname);
bool f2fs_empty_dir(struct inode *dir);
static inline int f2fs_add_link(struct dentry *dentry, struct inode *inode)
@@ -3804,6 +3815,7 @@ void f2fs_init_ckpt_req_control(struct f2fs_sb_info *sbi);
*/
int __init f2fs_init_bioset(void);
void f2fs_destroy_bioset(void);
+bool f2fs_is_cp_guaranteed(struct page *page);
int f2fs_init_bio_entry_cache(void);
void f2fs_destroy_bio_entry_cache(void);
void f2fs_submit_read_bio(struct f2fs_sb_info *sbi, struct bio *bio,
@@ -4287,7 +4299,8 @@ struct decompress_io_ctx *f2fs_alloc_dic(struct compress_ctx *cc);
void f2fs_decompress_end_io(struct decompress_io_ctx *dic, bool failed,
bool in_task);
void f2fs_put_page_dic(struct page *page, bool in_task);
-unsigned int f2fs_cluster_blocks_are_contiguous(struct dnode_of_data *dn);
+unsigned int f2fs_cluster_blocks_are_contiguous(struct dnode_of_data *dn,
+ unsigned int ofs_in_node);
int f2fs_init_compress_ctx(struct compress_ctx *cc);
void f2fs_destroy_compress_ctx(struct compress_ctx *cc, bool reuse);
void f2fs_init_compress_info(struct f2fs_sb_info *sbi);
@@ -4344,7 +4357,8 @@ static inline void f2fs_put_page_dic(struct page *page, bool in_task)
{
WARN_ON_ONCE(1);
}
-static inline unsigned int f2fs_cluster_blocks_are_contiguous(struct dnode_of_data *dn) { return 0; }
+static inline unsigned int f2fs_cluster_blocks_are_contiguous(
+ struct dnode_of_data *dn, unsigned int ofs_in_node) { return 0; }
static inline bool f2fs_sanity_check_cluster(struct dnode_of_data *dn) { return false; }
static inline int f2fs_init_compress_inode(struct f2fs_sb_info *sbi) { return 0; }
static inline void f2fs_destroy_compress_inode(struct f2fs_sb_info *sbi) { }
@@ -4401,15 +4415,24 @@ static inline bool f2fs_disable_compressed_file(struct inode *inode)
{
struct f2fs_inode_info *fi = F2FS_I(inode);
- if (!f2fs_compressed_file(inode))
+ f2fs_down_write(&F2FS_I(inode)->i_sem);
+
+ if (!f2fs_compressed_file(inode)) {
+ f2fs_up_write(&F2FS_I(inode)->i_sem);
return true;
- if (S_ISREG(inode->i_mode) && F2FS_HAS_BLOCKS(inode))
+ }
+ if (f2fs_is_mmap_file(inode) ||
+ (S_ISREG(inode->i_mode) && F2FS_HAS_BLOCKS(inode))) {
+ f2fs_up_write(&F2FS_I(inode)->i_sem);
return false;
+ }
fi->i_flags &= ~F2FS_COMPR_FL;
stat_dec_compr_inode(inode);
clear_inode_flag(inode, FI_COMPRESSED_FILE);
f2fs_mark_inode_dirty_sync(inode, true);
+
+ f2fs_up_write(&F2FS_I(inode)->i_sem);
return true;
}
@@ -4613,10 +4636,36 @@ static inline bool f2fs_is_readonly(struct f2fs_sb_info *sbi)
return f2fs_sb_has_readonly(sbi) || f2fs_readonly(sbi->sb);
}
+static inline void f2fs_truncate_meta_inode_pages(struct f2fs_sb_info *sbi,
+ block_t blkaddr, unsigned int cnt)
+{
+ bool need_submit = false;
+ int i = 0;
+
+ do {
+ struct page *page;
+
+ page = find_get_page(META_MAPPING(sbi), blkaddr + i);
+ if (page) {
+ if (PageWriteback(page))
+ need_submit = true;
+ f2fs_put_page(page, 0);
+ }
+ } while (++i < cnt && !need_submit);
+
+ if (need_submit)
+ f2fs_submit_merged_write_cond(sbi, sbi->meta_inode,
+ NULL, 0, DATA);
+
+ truncate_inode_pages_range(META_MAPPING(sbi),
+ F2FS_BLK_TO_BYTES((loff_t)blkaddr),
+ F2FS_BLK_END_BYTES((loff_t)(blkaddr + cnt - 1)));
+}
+
static inline void f2fs_invalidate_internal_cache(struct f2fs_sb_info *sbi,
block_t blkaddr)
{
- invalidate_mapping_pages(META_MAPPING(sbi), blkaddr, blkaddr);
+ f2fs_truncate_meta_inode_pages(sbi, blkaddr, 1);
f2fs_invalidate_compress_page(sbi, blkaddr);
}