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-rw-r--r--fs/f2fs/f2fs.h67
1 files changed, 54 insertions, 13 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 17382da7f0bd..4024790028aa 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -25,6 +25,7 @@
#include <crypto/hash.h>
#include <linux/fscrypt.h>
+#include <linux/fsverity.h>
#ifdef CONFIG_F2FS_CHECK_FS
#define f2fs_bug_on(sbi, condition) BUG_ON(condition)
@@ -151,8 +152,9 @@ struct f2fs_mount_info {
#define F2FS_FEATURE_QUOTA_INO 0x0080
#define F2FS_FEATURE_INODE_CRTIME 0x0100
#define F2FS_FEATURE_LOST_FOUND 0x0200
-#define F2FS_FEATURE_VERITY 0x0400 /* reserved */
+#define F2FS_FEATURE_VERITY 0x0400
#define F2FS_FEATURE_SB_CHKSUM 0x0800
+#define F2FS_FEATURE_CASEFOLD 0x1000
#define __F2FS_HAS_FEATURE(raw_super, mask) \
((raw_super->feature & cpu_to_le32(mask)) != 0)
@@ -417,6 +419,9 @@ static inline bool __has_cursum_space(struct f2fs_journal *journal,
#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_VOLUME_NAME FS_IOC_GETFSLABEL
+#define F2FS_IOC_SET_VOLUME_NAME FS_IOC_SETFSLABEL
+
#define F2FS_IOC_SET_ENCRYPTION_POLICY FS_IOC_SET_ENCRYPTION_POLICY
#define F2FS_IOC_GET_ENCRYPTION_POLICY FS_IOC_GET_ENCRYPTION_POLICY
#define F2FS_IOC_GET_ENCRYPTION_PWSALT FS_IOC_GET_ENCRYPTION_PWSALT
@@ -630,7 +635,7 @@ enum {
#define FADVISE_ENC_NAME_BIT 0x08
#define FADVISE_KEEP_SIZE_BIT 0x10
#define FADVISE_HOT_BIT 0x20
-#define FADVISE_VERITY_BIT 0x40 /* reserved */
+#define FADVISE_VERITY_BIT 0x40
#define FADVISE_MODIFIABLE_BITS (FADVISE_COLD_BIT | FADVISE_HOT_BIT)
@@ -650,6 +655,8 @@ enum {
#define file_is_hot(inode) is_file(inode, FADVISE_HOT_BIT)
#define file_set_hot(inode) set_file(inode, FADVISE_HOT_BIT)
#define file_clear_hot(inode) clear_file(inode, FADVISE_HOT_BIT)
+#define file_is_verity(inode) is_file(inode, FADVISE_VERITY_BIT)
+#define file_set_verity(inode) set_file(inode, FADVISE_VERITY_BIT)
#define DEF_DIR_LEVEL 0
@@ -1169,6 +1176,10 @@ struct f2fs_sb_info {
int valid_super_block; /* valid super block no */
unsigned long s_flag; /* flags for sbi */
struct mutex writepages; /* mutex for writepages() */
+#ifdef CONFIG_UNICODE
+ struct unicode_map *s_encoding;
+ __u16 s_encoding_flags;
+#endif
#ifdef CONFIG_BLK_DEV_ZONED
unsigned int blocks_per_blkz; /* F2FS blocks per zone */
@@ -1640,6 +1651,7 @@ static inline void clear_ckpt_flags(struct f2fs_sb_info *sbi, unsigned int f)
static inline void disable_nat_bits(struct f2fs_sb_info *sbi, bool lock)
{
unsigned long flags;
+ unsigned char *nat_bits;
/*
* In order to re-enable nat_bits we need to call fsck.f2fs by
@@ -1650,10 +1662,12 @@ static inline void disable_nat_bits(struct f2fs_sb_info *sbi, bool lock)
if (lock)
spin_lock_irqsave(&sbi->cp_lock, flags);
__clear_ckpt_flags(F2FS_CKPT(sbi), CP_NAT_BITS_FLAG);
- kvfree(NM_I(sbi)->nat_bits);
+ nat_bits = NM_I(sbi)->nat_bits;
NM_I(sbi)->nat_bits = NULL;
if (lock)
spin_unlock_irqrestore(&sbi->cp_lock, flags);
+
+ kvfree(nat_bits);
}
static inline bool enabled_nat_bits(struct f2fs_sb_info *sbi,
@@ -1760,7 +1774,7 @@ static inline int inc_valid_block_count(struct f2fs_sb_info *sbi,
if (time_to_inject(sbi, FAULT_BLOCK)) {
f2fs_show_injection_info(FAULT_BLOCK);
release = *count;
- goto enospc;
+ goto release_quota;
}
/*
@@ -1805,6 +1819,7 @@ static inline int inc_valid_block_count(struct f2fs_sb_info *sbi,
enospc:
percpu_counter_sub(&sbi->alloc_valid_block_count, release);
+release_quota:
dquot_release_reservation_block(inode, release);
return -ENOSPC;
}
@@ -2359,13 +2374,16 @@ static inline void f2fs_change_bit(unsigned int nr, char *addr)
#define F2FS_INDEX_FL 0x00001000 /* hash-indexed directory */
#define F2FS_DIRSYNC_FL 0x00010000 /* dirsync behaviour (directories only) */
#define F2FS_PROJINHERIT_FL 0x20000000 /* Create with parents projid */
+#define F2FS_CASEFOLD_FL 0x40000000 /* Casefolded file */
/* Flags that should be inherited by new inodes from their parent. */
#define F2FS_FL_INHERITED (F2FS_SYNC_FL | F2FS_NODUMP_FL | F2FS_NOATIME_FL | \
- F2FS_DIRSYNC_FL | F2FS_PROJINHERIT_FL)
+ F2FS_DIRSYNC_FL | F2FS_PROJINHERIT_FL | \
+ F2FS_CASEFOLD_FL)
/* Flags that are appropriate for regular files (all but dir-specific ones). */
-#define F2FS_REG_FLMASK (~(F2FS_DIRSYNC_FL | F2FS_PROJINHERIT_FL))
+#define F2FS_REG_FLMASK (~(F2FS_DIRSYNC_FL | F2FS_PROJINHERIT_FL | \
+ F2FS_CASEFOLD_FL))
/* Flags that are appropriate for non-directories/regular files. */
#define F2FS_OTHER_FLMASK (F2FS_NODUMP_FL | F2FS_NOATIME_FL)
@@ -2412,6 +2430,7 @@ enum {
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 */
};
static inline void __mark_inode_dirty_flag(struct inode *inode,
@@ -2451,6 +2470,12 @@ static inline void clear_inode_flag(struct inode *inode, int flag)
__mark_inode_dirty_flag(inode, flag, false);
}
+static inline bool f2fs_verity_in_progress(struct inode *inode)
+{
+ return IS_ENABLED(CONFIG_FS_VERITY) &&
+ is_inode_flag_set(inode, FI_VERITY_IN_PROGRESS);
+}
+
static inline void set_acl_inode(struct inode *inode, umode_t mode)
{
F2FS_I(inode)->i_acl_mode = mode;
@@ -2925,6 +2950,11 @@ int f2fs_update_extension_list(struct f2fs_sb_info *sbi, const char *name,
bool hot, bool set);
struct dentry *f2fs_get_parent(struct dentry *child);
+extern int f2fs_ci_compare(const struct inode *parent,
+ const struct qstr *name,
+ const struct qstr *entry,
+ bool quick);
+
/*
* dir.c
*/
@@ -2988,8 +3018,8 @@ int f2fs_sanity_check_ckpt(struct f2fs_sb_info *sbi);
/*
* hash.c
*/
-f2fs_hash_t f2fs_dentry_hash(const struct qstr *name_info,
- struct fscrypt_name *fname);
+f2fs_hash_t f2fs_dentry_hash(const struct inode *dir,
+ const struct qstr *name_info, struct fscrypt_name *fname);
/*
* node.c
@@ -3432,6 +3462,9 @@ static inline void f2fs_destroy_root_stats(void) { }
#endif
extern const struct file_operations f2fs_dir_operations;
+#ifdef CONFIG_UNICODE
+extern const struct dentry_operations f2fs_dentry_ops;
+#endif
extern const struct file_operations f2fs_file_operations;
extern const struct inode_operations f2fs_file_inode_operations;
extern const struct address_space_operations f2fs_dblock_aops;
@@ -3521,6 +3554,9 @@ void f2fs_exit_sysfs(void);
int f2fs_register_sysfs(struct f2fs_sb_info *sbi);
void f2fs_unregister_sysfs(struct f2fs_sb_info *sbi);
+/* verity.c */
+extern const struct fsverity_operations f2fs_verityops;
+
/*
* crypto support
*/
@@ -3543,7 +3579,7 @@ static inline void f2fs_set_encrypted_inode(struct inode *inode)
*/
static inline bool f2fs_post_read_required(struct inode *inode)
{
- return f2fs_encrypted_file(inode);
+ return f2fs_encrypted_file(inode) || fsverity_active(inode);
}
#define F2FS_FEATURE_FUNCS(name, flagname) \
@@ -3561,7 +3597,9 @@ F2FS_FEATURE_FUNCS(flexible_inline_xattr, FLEXIBLE_INLINE_XATTR);
F2FS_FEATURE_FUNCS(quota_ino, QUOTA_INO);
F2FS_FEATURE_FUNCS(inode_crtime, INODE_CRTIME);
F2FS_FEATURE_FUNCS(lost_found, LOST_FOUND);
+F2FS_FEATURE_FUNCS(verity, VERITY);
F2FS_FEATURE_FUNCS(sb_chksum, SB_CHKSUM);
+F2FS_FEATURE_FUNCS(casefold, CASEFOLD);
#ifdef CONFIG_BLK_DEV_ZONED
static inline bool f2fs_blkz_is_seq(struct f2fs_sb_info *sbi, int devi,
@@ -3680,11 +3718,14 @@ 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) &&
- block_unaligned_IO(inode, iocb, iter))
- return true;
+ if (test_opt(sbi, LFS) && (rw == WRITE)) {
+ if (block_unaligned_IO(inode, iocb, iter))
+ return true;
+ if (F2FS_IO_ALIGNED(sbi))
+ return true;
+ }
if (is_sbi_flag_set(F2FS_I_SB(inode), SBI_CP_DISABLED) &&
- !(inode->i_flags & S_SWAPFILE))
+ !IS_SWAPFILE(inode))
return true;
return false;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.