diff options
Diffstat (limited to 'fs/ufs/dir.c')
| -rw-r--r-- | fs/ufs/dir.c | 28 |
1 files changed, 25 insertions, 3 deletions
diff --git a/fs/ufs/dir.c b/fs/ufs/dir.c index 1579561118f5..d6e6a2198971 100644 --- a/fs/ufs/dir.c +++ b/fs/ufs/dir.c @@ -416,7 +416,7 @@ ufs_readdir(struct file *file, struct dir_context *ctx) unsigned long n = pos >> PAGE_SHIFT; unsigned long npages = dir_pages(inode); unsigned chunk_mask = ~(UFS_SB(sb)->s_uspi->s_dirblksize - 1); - bool need_revalidate = !inode_eq_iversion(inode, file->f_version); + bool need_revalidate = !inode_eq_iversion(inode, *(u64 *)file->private_data); unsigned flags = UFS_SB(sb)->s_flags; UFSD("BEGIN\n"); @@ -442,7 +442,7 @@ ufs_readdir(struct file *file, struct dir_context *ctx) offset = ufs_validate_entry(sb, kaddr, offset, chunk_mask); ctx->pos = (n<<PAGE_SHIFT) + offset; } - file->f_version = inode_query_iversion(inode); + *(u64 *)file->private_data = inode_query_iversion(inode); need_revalidate = false; } de = (struct ufs_dir_entry *)(kaddr+offset); @@ -627,9 +627,31 @@ not_empty: return 0; } +static int ufs_dir_open(struct inode *inode, struct file *file) +{ + file->private_data = kzalloc(sizeof(u64), GFP_KERNEL); + if (!file->private_data) + return -ENOMEM; + return 0; +} + +static int ufs_dir_release(struct inode *inode, struct file *file) +{ + kfree(file->private_data); + return 0; +} + +static loff_t ufs_dir_llseek(struct file *file, loff_t offset, int whence) +{ + return generic_llseek_cookie(file, offset, whence, + (u64 *)file->private_data); +} + const struct file_operations ufs_dir_operations = { + .open = ufs_dir_open, + .release = ufs_dir_release, .read = generic_read_dir, .iterate_shared = ufs_readdir, .fsync = generic_file_fsync, - .llseek = generic_file_llseek, + .llseek = ufs_dir_llseek, }; |