diff options
Diffstat (limited to 'fs/f2fs/namei.c')
| -rw-r--r-- | fs/f2fs/namei.c | 71 |
1 files changed, 69 insertions, 2 deletions
diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c index c31b40e5f9cf..760d85223c81 100644 --- a/fs/f2fs/namei.c +++ b/fs/f2fs/namei.c @@ -15,6 +15,7 @@ #include <linux/ctype.h> #include <linux/dcache.h> #include <linux/namei.h> +#include <linux/quotaops.h> #include "f2fs.h" #include "node.h" @@ -42,6 +43,8 @@ static struct inode *f2fs_new_inode(struct inode *dir, umode_t mode) } f2fs_unlock_op(sbi); + nid_free = true; + inode_init_owner(inode, dir, mode); inode->i_ino = ino; @@ -52,10 +55,17 @@ static struct inode *f2fs_new_inode(struct inode *dir, umode_t mode) err = insert_inode_locked(inode); if (err) { err = -EINVAL; - nid_free = true; goto fail; } + err = dquot_initialize(inode); + if (err) + goto fail_drop; + + err = dquot_alloc_inode(inode); + if (err) + goto fail_drop; + /* If the directory encrypted, then we should encrypt the inode. */ if (f2fs_encrypted_inode(dir) && f2fs_may_encrypt(inode)) f2fs_set_encrypted_inode(inode); @@ -85,6 +95,16 @@ fail: set_inode_flag(inode, FI_FREE_NID); iput(inode); return ERR_PTR(err); +fail_drop: + trace_f2fs_new_inode(inode, err); + dquot_drop(inode); + inode->i_flags |= S_NOQUOTA; + if (nid_free) + set_inode_flag(inode, FI_FREE_NID); + clear_nlink(inode); + unlock_new_inode(inode); + iput(inode); + return ERR_PTR(err); } static int is_multimedia_file(const unsigned char *s, const char *sub) @@ -136,6 +156,10 @@ static int f2fs_create(struct inode *dir, struct dentry *dentry, umode_t mode, nid_t ino = 0; int err; + err = dquot_initialize(dir); + if (err) + return err; + inode = f2fs_new_inode(dir, mode); if (IS_ERR(inode)) return PTR_ERR(inode); @@ -180,6 +204,10 @@ static int f2fs_link(struct dentry *old_dentry, struct inode *dir, !fscrypt_has_permitted_context(dir, inode)) return -EPERM; + err = dquot_initialize(dir); + if (err) + return err; + f2fs_balance_fs(sbi, true); inode->i_ctime = current_time(inode); @@ -347,6 +375,10 @@ static int f2fs_unlink(struct inode *dir, struct dentry *dentry) trace_f2fs_unlink_enter(dir, dentry); + err = dquot_initialize(dir); + if (err) + return err; + de = f2fs_find_entry(dir, &dentry->d_name, &page); if (!de) { if (IS_ERR(page)) @@ -413,6 +445,10 @@ static int f2fs_symlink(struct inode *dir, struct dentry *dentry, if (disk_link.len > dir->i_sb->s_blocksize) return -ENAMETOOLONG; + err = dquot_initialize(dir); + if (err) + return err; + inode = f2fs_new_inode(dir, S_IFLNK | S_IRWXUGO); if (IS_ERR(inode)) return PTR_ERR(inode); @@ -500,6 +536,10 @@ static int f2fs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode) struct inode *inode; int err; + err = dquot_initialize(dir); + if (err) + return err; + inode = f2fs_new_inode(dir, S_IFDIR | mode); if (IS_ERR(inode)) return PTR_ERR(inode); @@ -548,6 +588,10 @@ static int f2fs_mknod(struct inode *dir, struct dentry *dentry, struct inode *inode; int err = 0; + err = dquot_initialize(dir); + if (err) + return err; + inode = f2fs_new_inode(dir, mode); if (IS_ERR(inode)) return PTR_ERR(inode); @@ -583,6 +627,10 @@ static int __f2fs_tmpfile(struct inode *dir, struct dentry *dentry, struct inode *inode; int err; + err = dquot_initialize(dir); + if (err) + return err; + inode = f2fs_new_inode(dir, mode); if (IS_ERR(inode)) return PTR_ERR(inode); @@ -676,6 +724,14 @@ static int f2fs_rename(struct inode *old_dir, struct dentry *old_dentry, goto out; } + err = dquot_initialize(old_dir); + if (err) + goto out; + + err = dquot_initialize(new_dir); + if (err) + goto out; + old_entry = f2fs_find_entry(old_dir, &old_dentry->d_name, &old_page); if (!old_entry) { if (IS_ERR(old_page)) @@ -772,7 +828,10 @@ static int f2fs_rename(struct inode *old_dir, struct dentry *old_dentry, } down_write(&F2FS_I(old_inode)->i_sem); - file_lost_pino(old_inode); + if (!old_dir_entry || whiteout) + file_lost_pino(old_inode); + else + F2FS_I(old_inode)->i_pino = new_dir->i_ino; up_write(&F2FS_I(old_inode)->i_sem); old_inode->i_ctime = current_time(old_inode); @@ -853,6 +912,14 @@ static int f2fs_cross_rename(struct inode *old_dir, struct dentry *old_dentry, !fscrypt_has_permitted_context(old_dir, new_inode))) return -EPERM; + err = dquot_initialize(old_dir); + if (err) + goto out; + + err = dquot_initialize(new_dir); + if (err) + goto out; + old_entry = f2fs_find_entry(old_dir, &old_dentry->d_name, &old_page); if (!old_entry) { if (IS_ERR(old_page)) |