summaryrefslogtreecommitdiff
path: root/fs/fat
diff options
context:
space:
mode:
Diffstat (limited to 'fs/fat')
-rw-r--r--fs/fat/fatent.c2
-rw-r--r--fs/fat/file.c2
-rw-r--r--fs/fat/inode.c18
-rw-r--r--fs/fat/misc.c6
-rw-r--r--fs/fat/namei_msdos.c10
-rw-r--r--fs/fat/namei_vfat.c31
6 files changed, 34 insertions, 35 deletions
diff --git a/fs/fat/fatent.c b/fs/fat/fatent.c
index 1db348f8f887..a7061c2ad8e4 100644
--- a/fs/fat/fatent.c
+++ b/fs/fat/fatent.c
@@ -356,7 +356,7 @@ int fat_ent_read(struct inode *inode, struct fat_entry *fatent, int entry)
if (!fat_valid_entry(sbi, entry)) {
fatent_brelse(fatent);
- fat_fs_error(sb, "invalid access to FAT (entry 0x%08x)", entry);
+ fat_fs_error_ratelimit(sb, "invalid access to FAT (entry 0x%08x)", entry);
return -EIO;
}
diff --git a/fs/fat/file.c b/fs/fat/file.c
index e887e9ab7472..4fc49a614fb8 100644
--- a/fs/fat/file.c
+++ b/fs/fat/file.c
@@ -204,7 +204,7 @@ const struct file_operations fat_file_operations = {
.llseek = generic_file_llseek,
.read_iter = generic_file_read_iter,
.write_iter = generic_file_write_iter,
- .mmap = generic_file_mmap,
+ .mmap_prepare = generic_file_mmap_prepare,
.release = fat_file_release,
.unlocked_ioctl = fat_generic_ioctl,
.compat_ioctl = compat_ptr_ioctl,
diff --git a/fs/fat/inode.c b/fs/fat/inode.c
index 3852bb66358c..9648ed097816 100644
--- a/fs/fat/inode.c
+++ b/fs/fat/inode.c
@@ -219,13 +219,14 @@ static void fat_write_failed(struct address_space *mapping, loff_t to)
}
}
-static int fat_write_begin(struct file *file, struct address_space *mapping,
- loff_t pos, unsigned len,
- struct folio **foliop, void **fsdata)
+static int fat_write_begin(const struct kiocb *iocb,
+ struct address_space *mapping,
+ loff_t pos, unsigned len,
+ struct folio **foliop, void **fsdata)
{
int err;
- err = cont_write_begin(file, mapping, pos, len,
+ err = cont_write_begin(iocb, mapping, pos, len,
foliop, fsdata, fat_get_block,
&MSDOS_I(mapping->host)->mmu_private);
if (err < 0)
@@ -233,13 +234,14 @@ static int fat_write_begin(struct file *file, struct address_space *mapping,
return err;
}
-static int fat_write_end(struct file *file, struct address_space *mapping,
- loff_t pos, unsigned len, unsigned copied,
- struct folio *folio, void *fsdata)
+static int fat_write_end(const struct kiocb *iocb,
+ struct address_space *mapping,
+ loff_t pos, unsigned len, unsigned copied,
+ struct folio *folio, void *fsdata)
{
struct inode *inode = mapping->host;
int err;
- err = generic_write_end(file, mapping, pos, len, copied, folio, fsdata);
+ err = generic_write_end(iocb, mapping, pos, len, copied, folio, fsdata);
if (err < len)
fat_write_failed(mapping, pos + len);
if (!(err < 0) && !(MSDOS_I(inode)->i_attrs & ATTR_ARCH)) {
diff --git a/fs/fat/misc.c b/fs/fat/misc.c
index c7a2d27120ba..950da09f0961 100644
--- a/fs/fat/misc.c
+++ b/fs/fat/misc.c
@@ -158,9 +158,9 @@ int fat_chain_add(struct inode *inode, int new_dclus, int nr_cluster)
mark_inode_dirty(inode);
}
if (new_fclus != (inode->i_blocks >> (sbi->cluster_bits - 9))) {
- fat_fs_error(sb, "clusters badly computed (%d != %llu)",
- new_fclus,
- (llu)(inode->i_blocks >> (sbi->cluster_bits - 9)));
+ fat_fs_error_ratelimit(
+ sb, "clusters badly computed (%d != %llu)", new_fclus,
+ (llu)(inode->i_blocks >> (sbi->cluster_bits - 9)));
fat_cache_inval_inode(inode);
}
inode->i_blocks += nr_cluster << (sbi->cluster_bits - 9);
diff --git a/fs/fat/namei_msdos.c b/fs/fat/namei_msdos.c
index f06f6ba643cc..0b920ee40a7f 100644
--- a/fs/fat/namei_msdos.c
+++ b/fs/fat/namei_msdos.c
@@ -339,8 +339,8 @@ out:
}
/***** Make a directory */
-static int msdos_mkdir(struct mnt_idmap *idmap, struct inode *dir,
- struct dentry *dentry, umode_t mode)
+static struct dentry *msdos_mkdir(struct mnt_idmap *idmap, struct inode *dir,
+ struct dentry *dentry, umode_t mode)
{
struct super_block *sb = dir->i_sb;
struct fat_slot_info sinfo;
@@ -389,13 +389,13 @@ static int msdos_mkdir(struct mnt_idmap *idmap, struct inode *dir,
mutex_unlock(&MSDOS_SB(sb)->s_lock);
fat_flush_inodes(sb, dir, inode);
- return 0;
+ return NULL;
out_free:
fat_free_clusters(dir, cluster);
out:
mutex_unlock(&MSDOS_SB(sb)->s_lock);
- return err;
+ return ERR_PTR(err);
}
/***** Unlink a file */
@@ -646,7 +646,7 @@ static const struct inode_operations msdos_dir_inode_operations = {
static void setup(struct super_block *sb)
{
MSDOS_SB(sb)->dir_ops = &msdos_dir_inode_operations;
- sb->s_d_op = &msdos_dentry_operations;
+ set_default_d_op(sb, &msdos_dentry_operations);
sb->s_flags |= SB_NOATIME;
}
diff --git a/fs/fat/namei_vfat.c b/fs/fat/namei_vfat.c
index 15bf32c21ac0..5dbc4cbb8fce 100644
--- a/fs/fat/namei_vfat.c
+++ b/fs/fat/namei_vfat.c
@@ -43,17 +43,13 @@ static inline void vfat_d_version_set(struct dentry *dentry,
* If it happened, the negative dentry isn't actually negative
* anymore. So, drop it.
*/
-static int vfat_revalidate_shortname(struct dentry *dentry)
+static bool vfat_revalidate_shortname(struct dentry *dentry, struct inode *dir)
{
- int ret = 1;
- spin_lock(&dentry->d_lock);
- if (!inode_eq_iversion(d_inode(dentry->d_parent), vfat_d_version(dentry)))
- ret = 0;
- spin_unlock(&dentry->d_lock);
- return ret;
+ return inode_eq_iversion(dir, vfat_d_version(dentry));
}
-static int vfat_revalidate(struct dentry *dentry, unsigned int flags)
+static int vfat_revalidate(struct inode *dir, const struct qstr *name,
+ struct dentry *dentry, unsigned int flags)
{
if (flags & LOOKUP_RCU)
return -ECHILD;
@@ -61,10 +57,11 @@ static int vfat_revalidate(struct dentry *dentry, unsigned int flags)
/* This is not negative dentry. Always valid. */
if (d_really_is_positive(dentry))
return 1;
- return vfat_revalidate_shortname(dentry);
+ return vfat_revalidate_shortname(dentry, dir);
}
-static int vfat_revalidate_ci(struct dentry *dentry, unsigned int flags)
+static int vfat_revalidate_ci(struct inode *dir, const struct qstr *name,
+ struct dentry *dentry, unsigned int flags)
{
if (flags & LOOKUP_RCU)
return -ECHILD;
@@ -97,7 +94,7 @@ static int vfat_revalidate_ci(struct dentry *dentry, unsigned int flags)
if (flags & (LOOKUP_CREATE | LOOKUP_RENAME_TARGET))
return 0;
- return vfat_revalidate_shortname(dentry);
+ return vfat_revalidate_shortname(dentry, dir);
}
/* returns the length of a struct qstr, ignoring trailing dots */
@@ -844,8 +841,8 @@ out:
return err;
}
-static int vfat_mkdir(struct mnt_idmap *idmap, struct inode *dir,
- struct dentry *dentry, umode_t mode)
+static struct dentry *vfat_mkdir(struct mnt_idmap *idmap, struct inode *dir,
+ struct dentry *dentry, umode_t mode)
{
struct super_block *sb = dir->i_sb;
struct inode *inode;
@@ -880,13 +877,13 @@ static int vfat_mkdir(struct mnt_idmap *idmap, struct inode *dir,
d_instantiate(dentry, inode);
mutex_unlock(&MSDOS_SB(sb)->s_lock);
- return 0;
+ return NULL;
out_free:
fat_free_clusters(dir, cluster);
out:
mutex_unlock(&MSDOS_SB(sb)->s_lock);
- return err;
+ return ERR_PTR(err);
}
static int vfat_get_dotdot_de(struct inode *inode, struct buffer_head **bh,
@@ -1190,9 +1187,9 @@ static void setup(struct super_block *sb)
{
MSDOS_SB(sb)->dir_ops = &vfat_dir_inode_operations;
if (MSDOS_SB(sb)->options.name_check != 's')
- sb->s_d_op = &vfat_ci_dentry_ops;
+ set_default_d_op(sb, &vfat_ci_dentry_ops);
else
- sb->s_d_op = &vfat_dentry_ops;
+ set_default_d_op(sb, &vfat_dentry_ops);
}
static int vfat_fill_super(struct super_block *sb, struct fs_context *fc)
generated by cgit v1.2.3 (git 2.39.0) at 2025-08-25 20:13:18 +0300