diff options
Diffstat (limited to 'fs/hostfs/hostfs_kern.c')
| -rw-r--r-- | fs/hostfs/hostfs_kern.c | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c index 2638c834ed28..0d22afdd4611 100644 --- a/fs/hostfs/hostfs_kern.c +++ b/fs/hostfs/hostfs_kern.c @@ -362,9 +362,20 @@ retry: return 0; } -int hostfs_fsync(struct file *file, int datasync) +int hostfs_fsync(struct file *file, loff_t start, loff_t end, int datasync) { - return fsync_file(HOSTFS_I(file->f_mapping->host)->fd, datasync); + struct inode *inode = file->f_mapping->host; + int ret; + + ret = filemap_write_and_wait_range(inode->i_mapping, start, end); + if (ret) + return ret; + + mutex_lock(&inode->i_mutex); + ret = fsync_file(HOSTFS_I(inode)->fd, datasync); + mutex_unlock(&inode->i_mutex); + + return ret; } static const struct file_operations hostfs_file_fops = { @@ -748,12 +759,12 @@ int hostfs_rename(struct inode *from_ino, struct dentry *from, return err; } -int hostfs_permission(struct inode *ino, int desired, unsigned int flags) +int hostfs_permission(struct inode *ino, int desired) { char *name; int r = 0, w = 0, x = 0, err; - if (flags & IPERM_FLAG_RCU) + if (desired & MAY_NOT_BLOCK) return -ECHILD; if (desired & MAY_READ) r = 1; @@ -770,7 +781,7 @@ int hostfs_permission(struct inode *ino, int desired, unsigned int flags) err = access_file(name, r, w, x); __putname(name); if (!err) - err = generic_permission(ino, desired, flags, NULL); + err = generic_permission(ino, desired); return err; } |