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-rw-r--r--fs/f2fs/f2fs.h207
1 files changed, 118 insertions, 89 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 5355be6b6755..ba470d5687fe 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -22,6 +22,7 @@
#include <linux/bio.h>
#include <linux/blkdev.h>
#include <linux/quotaops.h>
+#include <linux/part_stat.h>
#include <crypto/hash.h>
#include <linux/fscrypt.h>
@@ -74,7 +75,6 @@ extern const char *f2fs_fault_name[FAULT_MAX];
/*
* For mount options
*/
-#define F2FS_MOUNT_BG_GC 0x00000001
#define F2FS_MOUNT_DISABLE_ROLL_FORWARD 0x00000002
#define F2FS_MOUNT_DISCARD 0x00000004
#define F2FS_MOUNT_NOHEAP 0x00000008
@@ -88,11 +88,8 @@ extern const char *f2fs_fault_name[FAULT_MAX];
#define F2FS_MOUNT_NOBARRIER 0x00000800
#define F2FS_MOUNT_FASTBOOT 0x00001000
#define F2FS_MOUNT_EXTENT_CACHE 0x00002000
-#define F2FS_MOUNT_FORCE_FG_GC 0x00004000
#define F2FS_MOUNT_DATA_FLUSH 0x00008000
#define F2FS_MOUNT_FAULT_INJECTION 0x00010000
-#define F2FS_MOUNT_ADAPTIVE 0x00020000
-#define F2FS_MOUNT_LFS 0x00040000
#define F2FS_MOUNT_USRQUOTA 0x00080000
#define F2FS_MOUNT_GRPQUOTA 0x00100000
#define F2FS_MOUNT_PRJQUOTA 0x00200000
@@ -100,6 +97,7 @@ extern const char *f2fs_fault_name[FAULT_MAX];
#define F2FS_MOUNT_INLINE_XATTR_SIZE 0x00800000
#define F2FS_MOUNT_RESERVE_ROOT 0x01000000
#define F2FS_MOUNT_DISABLE_CHECKPOINT 0x02000000
+#define F2FS_MOUNT_NORECOVERY 0x04000000
#define F2FS_OPTION(sbi) ((sbi)->mount_opt)
#define clear_opt(sbi, option) (F2FS_OPTION(sbi).opt &= ~F2FS_MOUNT_##option)
@@ -138,6 +136,8 @@ struct f2fs_mount_info {
int whint_mode;
int alloc_mode; /* segment allocation policy */
int fsync_mode; /* fsync policy */
+ int fs_mode; /* fs mode: LFS or ADAPTIVE */
+ int bggc_mode; /* bggc mode: off, on or sync */
bool test_dummy_encryption; /* test dummy encryption */
block_t unusable_cap; /* Amount of space allowed to be
* unusable when disabling checkpoint
@@ -331,8 +331,8 @@ struct discard_policy {
bool io_aware; /* issue discard in idle time */
bool sync; /* submit discard with REQ_SYNC flag */
bool ordered; /* issue discard by lba order */
+ bool timeout; /* discard timeout for put_super */
unsigned int granularity; /* discard granularity */
- int timeout; /* discard timeout for put_super */
};
struct discard_cmd_control {
@@ -427,6 +427,7 @@ static inline bool __has_cursum_space(struct f2fs_journal *journal,
#define F2FS_IOC_GET_PIN_FILE _IOR(F2FS_IOCTL_MAGIC, 14, __u32)
#define F2FS_IOC_PRECACHE_EXTENTS _IO(F2FS_IOCTL_MAGIC, 15)
#define F2FS_IOC_RESIZE_FS _IOW(F2FS_IOCTL_MAGIC, 16, __u64)
+#define F2FS_IOC_GET_COMPRESS_BLOCKS _IOR(F2FS_IOCTL_MAGIC, 17, __u64)
#define F2FS_IOC_GET_VOLUME_NAME FS_IOC_GETFSLABEL
#define F2FS_IOC_SET_VOLUME_NAME FS_IOC_SETFSLABEL
@@ -559,6 +560,9 @@ enum {
#define DEFAULT_RETRY_IO_COUNT 8 /* maximum retry read IO count */
+/* congestion wait timeout value, default: 20ms */
+#define DEFAULT_IO_TIMEOUT (msecs_to_jiffies(20))
+
/* maximum retry quota flush count */
#define DEFAULT_RETRY_QUOTA_FLUSH_COUNT 8
@@ -675,6 +679,44 @@ enum {
MAX_GC_FAILURE
};
+/* used for f2fs_inode_info->flags */
+enum {
+ FI_NEW_INODE, /* indicate newly allocated inode */
+ FI_DIRTY_INODE, /* indicate inode is dirty or not */
+ FI_AUTO_RECOVER, /* indicate inode is recoverable */
+ FI_DIRTY_DIR, /* indicate directory has dirty pages */
+ FI_INC_LINK, /* need to increment i_nlink */
+ FI_ACL_MODE, /* indicate acl mode */
+ FI_NO_ALLOC, /* should not allocate any blocks */
+ FI_FREE_NID, /* free allocated nide */
+ FI_NO_EXTENT, /* not to use the extent cache */
+ FI_INLINE_XATTR, /* used for inline xattr */
+ FI_INLINE_DATA, /* used for inline data*/
+ FI_INLINE_DENTRY, /* used for inline dentry */
+ FI_APPEND_WRITE, /* inode has appended data */
+ FI_UPDATE_WRITE, /* inode has in-place-update data */
+ FI_NEED_IPU, /* used for ipu per file */
+ FI_ATOMIC_FILE, /* indicate atomic file */
+ FI_ATOMIC_COMMIT, /* indicate the state of atomical committing */
+ FI_VOLATILE_FILE, /* indicate volatile file */
+ FI_FIRST_BLOCK_WRITTEN, /* indicate #0 data block was written */
+ FI_DROP_CACHE, /* drop dirty page cache */
+ FI_DATA_EXIST, /* indicate data exists */
+ FI_INLINE_DOTS, /* indicate inline dot dentries */
+ FI_DO_DEFRAG, /* indicate defragment is running */
+ FI_DIRTY_FILE, /* indicate regular/symlink has dirty pages */
+ FI_NO_PREALLOC, /* indicate skipped preallocated blocks */
+ FI_HOT_DATA, /* indicate file is hot */
+ FI_EXTRA_ATTR, /* indicate file has extra attribute */
+ FI_PROJ_INHERIT, /* indicate file inherits projectid */
+ FI_PIN_FILE, /* indicate file should not be gced */
+ FI_ATOMIC_REVOKE_REQUEST, /* request to drop atomic data */
+ FI_VERITY_IN_PROGRESS, /* building fs-verity Merkle tree */
+ FI_COMPRESSED_FILE, /* indicate file's data can be compressed */
+ FI_MMAP_FILE, /* indicate file was mmapped */
+ FI_MAX, /* max flag, never be used */
+};
+
struct f2fs_inode_info {
struct inode vfs_inode; /* serve a vfs inode */
unsigned long i_flags; /* keep an inode flags for ioctl */
@@ -687,7 +729,7 @@ struct f2fs_inode_info {
umode_t i_acl_mode; /* keep file acl mode temporarily */
/* Use below internally in f2fs*/
- unsigned long flags; /* use to pass per-file flags */
+ unsigned long flags[BITS_TO_LONGS(FI_MAX)]; /* use to pass per-file flags */
struct rw_semaphore i_sem; /* protect fi info */
atomic_t dirty_pages; /* # of dirty pages */
f2fs_hash_t chash; /* hash value of given file name */
@@ -696,6 +738,7 @@ struct f2fs_inode_info {
struct task_struct *cp_task; /* separate cp/wb IO stats*/
nid_t i_xattr_nid; /* node id that contains xattrs */
loff_t last_disk_size; /* lastly written file size */
+ spinlock_t i_size_lock; /* protect last_disk_size */
#ifdef CONFIG_QUOTA
struct dquot *i_dquot[MAXQUOTAS];
@@ -1172,6 +1215,20 @@ enum {
};
enum {
+ BGGC_MODE_ON, /* background gc is on */
+ BGGC_MODE_OFF, /* background gc is off */
+ BGGC_MODE_SYNC, /*
+ * background gc is on, migrating blocks
+ * like foreground gc
+ */
+};
+
+enum {
+ FS_MODE_ADAPTIVE, /* use both lfs/ssr allocation */
+ FS_MODE_LFS, /* use lfs allocation only */
+};
+
+enum {
WHINT_MODE_OFF, /* not pass down write hints */
WHINT_MODE_USER, /* try to pass down hints given by users */
WHINT_MODE_FS, /* pass down hints with F2FS policy */
@@ -1211,13 +1268,13 @@ enum fsync_mode {
enum compress_algorithm_type {
COMPRESS_LZO,
COMPRESS_LZ4,
+ COMPRESS_ZSTD,
COMPRESS_MAX,
};
-#define COMPRESS_DATA_RESERVED_SIZE 4
+#define COMPRESS_DATA_RESERVED_SIZE 5
struct compress_data {
__le32 clen; /* compressed data size */
- __le32 chksum; /* checksum of compressed data */
__le32 reserved[COMPRESS_DATA_RESERVED_SIZE]; /* reserved */
u8 cdata[]; /* compressed data */
};
@@ -1241,6 +1298,7 @@ struct compress_ctx {
size_t rlen; /* valid data length in rbuf */
size_t clen; /* valid data length in cbuf */
void *private; /* payload buffer for specified compression algorithm */
+ void *private2; /* extra payload buffer */
};
/* compress context for write IO path */
@@ -1270,11 +1328,14 @@ struct decompress_io_ctx {
size_t clen; /* valid data length in cbuf */
refcount_t ref; /* referrence count of compressed page */
bool failed; /* indicate IO error during decompression */
+ void *private; /* payload buffer for specified decompression algorithm */
+ void *private2; /* extra payload buffer */
};
#define NULL_CLUSTER ((unsigned int)(~0))
#define MIN_COMPRESS_LOG_SIZE 2
#define MAX_COMPRESS_LOG_SIZE 8
+#define MAX_COMPRESS_WINDOW_SIZE ((PAGE_SIZE) << MAX_COMPRESS_LOG_SIZE)
struct f2fs_sb_info {
struct super_block *sb; /* pointer to VFS super block */
@@ -1470,6 +1531,9 @@ struct f2fs_sb_info {
__u32 s_chksum_seed;
struct workqueue_struct *post_read_wq; /* post read workqueue */
+
+ struct kmem_cache *inline_xattr_slab; /* inline xattr entry */
+ unsigned int inline_xattr_slab_size; /* default inline xattr slab size */
};
struct f2fs_private_dio {
@@ -2210,7 +2274,7 @@ static inline void dec_valid_node_count(struct f2fs_sb_info *sbi,
dquot_free_inode(inode);
} else {
if (unlikely(inode->i_blocks == 0)) {
- f2fs_warn(sbi, "Inconsistent i_blocks, ino:%lu, iblocks:%llu",
+ f2fs_warn(sbi, "dec_valid_node_count: inconsistent i_blocks, ino:%lu, iblocks:%llu",
inode->i_ino,
(unsigned long long)inode->i_blocks);
set_sbi_flag(sbi, SBI_NEED_FSCK);
@@ -2378,7 +2442,7 @@ static inline __le32 *blkaddr_in_node(struct f2fs_node *node)
}
static inline int f2fs_has_extra_attr(struct inode *inode);
-static inline block_t datablock_addr(struct inode *inode,
+static inline block_t data_blkaddr(struct inode *inode,
struct page *node_page, unsigned int offset)
{
struct f2fs_node *raw_node;
@@ -2388,9 +2452,9 @@ static inline block_t datablock_addr(struct inode *inode,
raw_node = F2FS_NODE(node_page);
- /* from GC path only */
if (is_inode) {
if (!inode)
+ /* from GC path only */
base = offset_in_addr(&raw_node->i);
else if (f2fs_has_extra_attr(inode))
base = get_extra_isize(inode);
@@ -2400,6 +2464,11 @@ static inline block_t datablock_addr(struct inode *inode,
return le32_to_cpu(addr_array[base + offset]);
}
+static inline block_t f2fs_data_blkaddr(struct dnode_of_data *dn)
+{
+ return data_blkaddr(dn->inode, dn->node_page, dn->ofs_in_node);
+}
+
static inline int f2fs_test_bit(unsigned int nr, char *addr)
{
int mask;
@@ -2497,43 +2566,6 @@ static inline __u32 f2fs_mask_flags(umode_t mode, __u32 flags)
return flags & F2FS_OTHER_FLMASK;
}
-/* used for f2fs_inode_info->flags */
-enum {
- FI_NEW_INODE, /* indicate newly allocated inode */
- FI_DIRTY_INODE, /* indicate inode is dirty or not */
- FI_AUTO_RECOVER, /* indicate inode is recoverable */
- FI_DIRTY_DIR, /* indicate directory has dirty pages */
- FI_INC_LINK, /* need to increment i_nlink */
- FI_ACL_MODE, /* indicate acl mode */
- FI_NO_ALLOC, /* should not allocate any blocks */
- FI_FREE_NID, /* free allocated nide */
- FI_NO_EXTENT, /* not to use the extent cache */
- FI_INLINE_XATTR, /* used for inline xattr */
- FI_INLINE_DATA, /* used for inline data*/
- FI_INLINE_DENTRY, /* used for inline dentry */
- FI_APPEND_WRITE, /* inode has appended data */
- FI_UPDATE_WRITE, /* inode has in-place-update data */
- FI_NEED_IPU, /* used for ipu per file */
- FI_ATOMIC_FILE, /* indicate atomic file */
- FI_ATOMIC_COMMIT, /* indicate the state of atomical committing */
- FI_VOLATILE_FILE, /* indicate volatile file */
- FI_FIRST_BLOCK_WRITTEN, /* indicate #0 data block was written */
- FI_DROP_CACHE, /* drop dirty page cache */
- FI_DATA_EXIST, /* indicate data exists */
- FI_INLINE_DOTS, /* indicate inline dot dentries */
- FI_DO_DEFRAG, /* indicate defragment is running */
- FI_DIRTY_FILE, /* indicate regular/symlink has dirty pages */
- FI_NO_PREALLOC, /* indicate skipped preallocated blocks */
- FI_HOT_DATA, /* indicate file is hot */
- FI_EXTRA_ATTR, /* indicate file has extra attribute */
- FI_PROJ_INHERIT, /* indicate file inherits projectid */
- FI_PIN_FILE, /* indicate file should not be gced */
- FI_ATOMIC_REVOKE_REQUEST, /* request to drop atomic data */
- FI_VERITY_IN_PROGRESS, /* building fs-verity Merkle tree */
- FI_COMPRESSED_FILE, /* indicate file's data can be compressed */
- FI_MMAP_FILE, /* indicate file was mmapped */
-};
-
static inline void __mark_inode_dirty_flag(struct inode *inode,
int flag, bool set)
{
@@ -2548,27 +2580,24 @@ static inline void __mark_inode_dirty_flag(struct inode *inode,
case FI_DATA_EXIST:
case FI_INLINE_DOTS:
case FI_PIN_FILE:
- case FI_COMPRESSED_FILE:
f2fs_mark_inode_dirty_sync(inode, true);
}
}
static inline void set_inode_flag(struct inode *inode, int flag)
{
- if (!test_bit(flag, &F2FS_I(inode)->flags))
- set_bit(flag, &F2FS_I(inode)->flags);
+ test_and_set_bit(flag, F2FS_I(inode)->flags);
__mark_inode_dirty_flag(inode, flag, true);
}
static inline int is_inode_flag_set(struct inode *inode, int flag)
{
- return test_bit(flag, &F2FS_I(inode)->flags);
+ return test_bit(flag, F2FS_I(inode)->flags);
}
static inline void clear_inode_flag(struct inode *inode, int flag)
{
- if (test_bit(flag, &F2FS_I(inode)->flags))
- clear_bit(flag, &F2FS_I(inode)->flags);
+ test_and_clear_bit(flag, F2FS_I(inode)->flags);
__mark_inode_dirty_flag(inode, flag, false);
}
@@ -2659,19 +2688,19 @@ static inline void get_inline_info(struct inode *inode, struct f2fs_inode *ri)
struct f2fs_inode_info *fi = F2FS_I(inode);
if (ri->i_inline & F2FS_INLINE_XATTR)
- set_bit(FI_INLINE_XATTR, &fi->flags);
+ set_bit(FI_INLINE_XATTR, fi->flags);
if (ri->i_inline & F2FS_INLINE_DATA)
- set_bit(FI_INLINE_DATA, &fi->flags);
+ set_bit(FI_INLINE_DATA, fi->flags);
if (ri->i_inline & F2FS_INLINE_DENTRY)
- set_bit(FI_INLINE_DENTRY, &fi->flags);
+ set_bit(FI_INLINE_DENTRY, fi->flags);
if (ri->i_inline & F2FS_DATA_EXIST)
- set_bit(FI_DATA_EXIST, &fi->flags);
+ set_bit(FI_DATA_EXIST, fi->flags);
if (ri->i_inline & F2FS_INLINE_DOTS)
- set_bit(FI_INLINE_DOTS, &fi->flags);
+ set_bit(FI_INLINE_DOTS, fi->flags);
if (ri->i_inline & F2FS_EXTRA_ATTR)
- set_bit(FI_EXTRA_ATTR, &fi->flags);
+ set_bit(FI_EXTRA_ATTR, fi->flags);
if (ri->i_inline & F2FS_PIN_FILE)
- set_bit(FI_PIN_FILE, &fi->flags);
+ set_bit(FI_PIN_FILE, fi->flags);
}
static inline void set_raw_inline(struct inode *inode, struct f2fs_inode *ri)
@@ -2856,9 +2885,9 @@ static inline bool f2fs_skip_inode_update(struct inode *inode, int dsync)
if (!f2fs_is_time_consistent(inode))
return false;
- down_read(&F2FS_I(inode)->i_sem);
+ spin_lock(&F2FS_I(inode)->i_size_lock);
ret = F2FS_I(inode)->last_disk_size == i_size_read(inode);
- up_read(&F2FS_I(inode)->i_sem);
+ spin_unlock(&F2FS_I(inode)->i_size_lock);
return ret;
}
@@ -3212,7 +3241,7 @@ void f2fs_drop_inmem_pages(struct inode *inode);
void f2fs_drop_inmem_page(struct inode *inode, struct page *page);
int f2fs_commit_inmem_pages(struct inode *inode);
void f2fs_balance_fs(struct f2fs_sb_info *sbi, bool need);
-void f2fs_balance_fs_bg(struct f2fs_sb_info *sbi);
+void f2fs_balance_fs_bg(struct f2fs_sb_info *sbi, bool from_bg);
int f2fs_issue_flush(struct f2fs_sb_info *sbi, nid_t ino);
int f2fs_create_flush_cmd_control(struct f2fs_sb_info *sbi);
int f2fs_flush_device_cache(struct f2fs_sb_info *sbi);
@@ -3308,7 +3337,7 @@ int f2fs_get_valid_checkpoint(struct f2fs_sb_info *sbi);
void f2fs_update_dirty_page(struct inode *inode, struct page *page);
void f2fs_remove_dirty_inode(struct inode *inode);
int f2fs_sync_dirty_inodes(struct f2fs_sb_info *sbi, enum inode_type type);
-void f2fs_wait_on_all_pages_writeback(struct f2fs_sb_info *sbi);
+void f2fs_wait_on_all_pages(struct f2fs_sb_info *sbi, int type);
int f2fs_write_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc);
void f2fs_init_ino_entry_info(struct f2fs_sb_info *sbi);
int __init f2fs_create_checkpoint_caches(void);
@@ -3319,7 +3348,7 @@ void f2fs_destroy_checkpoint_caches(void);
*/
int __init f2fs_init_bioset(void);
void f2fs_destroy_bioset(void);
-struct bio *f2fs_bio_alloc(struct f2fs_sb_info *sbi, int npages, bool no_fail);
+struct bio *f2fs_bio_alloc(struct f2fs_sb_info *sbi, int npages, bool noio);
int f2fs_init_bio_entry_cache(void);
void f2fs_destroy_bio_entry_cache(void);
void f2fs_submit_bio(struct f2fs_sb_info *sbi,
@@ -3775,7 +3804,7 @@ int f2fs_write_multi_pages(struct compress_ctx *cc,
int f2fs_is_compressed_cluster(struct inode *inode, pgoff_t index);
int f2fs_read_multi_pages(struct compress_ctx *cc, struct bio **bio_ret,
unsigned nr_pages, sector_t *last_block_in_bio,
- bool is_readahead);
+ bool is_readahead, bool for_write);
struct decompress_io_ctx *f2fs_alloc_dic(struct compress_ctx *cc);
void f2fs_free_dic(struct decompress_io_ctx *dic);
void f2fs_decompress_end_io(struct page **rpages,
@@ -3812,6 +3841,7 @@ static inline void set_compress_context(struct inode *inode)
F2FS_I(inode)->i_flags |= F2FS_COMPR_FL;
set_inode_flag(inode, FI_COMPRESSED_FILE);
stat_inc_compr_inode(inode);
+ f2fs_mark_inode_dirty_sync(inode, true);
}
static inline u64 f2fs_disable_compressed_file(struct inode *inode)
@@ -3820,12 +3850,17 @@ static inline u64 f2fs_disable_compressed_file(struct inode *inode)
if (!f2fs_compressed_file(inode))
return 0;
- if (fi->i_compr_blocks)
- return fi->i_compr_blocks;
+ if (S_ISREG(inode->i_mode)) {
+ if (get_dirty_pages(inode))
+ return 1;
+ if (fi->i_compr_blocks)
+ return fi->i_compr_blocks;
+ }
fi->i_flags &= ~F2FS_COMPR_FL;
- clear_inode_flag(inode, FI_COMPRESSED_FILE);
stat_dec_compr_inode(inode);
+ clear_inode_flag(inode, FI_COMPRESSED_FILE);
+ f2fs_mark_inode_dirty_sync(inode, true);
return 0;
}
@@ -3902,31 +3937,25 @@ static inline bool f2fs_hw_is_readonly(struct f2fs_sb_info *sbi)
return false;
}
-
-static inline void set_opt_mode(struct f2fs_sb_info *sbi, unsigned int mt)
+static inline bool f2fs_lfs_mode(struct f2fs_sb_info *sbi)
{
- clear_opt(sbi, ADAPTIVE);
- clear_opt(sbi, LFS);
-
- switch (mt) {
- case F2FS_MOUNT_ADAPTIVE:
- set_opt(sbi, ADAPTIVE);
- break;
- case F2FS_MOUNT_LFS:
- set_opt(sbi, LFS);
- break;
- }
+ return F2FS_OPTION(sbi).fs_mode == FS_MODE_LFS;
}
-static inline bool f2fs_may_encrypt(struct inode *inode)
+static inline bool f2fs_may_encrypt(struct inode *dir, struct inode *inode)
{
#ifdef CONFIG_FS_ENCRYPTION
+ struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
umode_t mode = inode->i_mode;
- return (S_ISREG(mode) || S_ISDIR(mode) || S_ISLNK(mode));
-#else
- return false;
+ /*
+ * If the directory encrypted or dummy encryption enabled,
+ * then we should encrypt the inode.
+ */
+ if (IS_ENCRYPTED(dir) || DUMMY_ENCRYPTION_ENABLED(sbi))
+ return (S_ISREG(mode) || S_ISDIR(mode) || S_ISLNK(mode));
#endif
+ return false;
}
static inline bool f2fs_may_compress(struct inode *inode)
@@ -3970,7 +3999,7 @@ static inline int allow_outplace_dio(struct inode *inode,
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
int rw = iov_iter_rw(iter);
- return (test_opt(sbi, LFS) && (rw == WRITE) &&
+ return (f2fs_lfs_mode(sbi) && (rw == WRITE) &&
!block_unaligned_IO(inode, iocb, iter));
}
@@ -3992,7 +4021,7 @@ static inline bool f2fs_force_buffered_io(struct inode *inode,
*/
if (f2fs_sb_has_blkzoned(sbi))
return true;
- if (test_opt(sbi, LFS) && (rw == WRITE)) {
+ if (f2fs_lfs_mode(sbi) && (rw == WRITE)) {
if (block_unaligned_IO(inode, iocb, iter))
return true;
if (F2FS_IO_ALIGNED(sbi))
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.