#include <linux/file.h>
#include <linux/fs.h>
#include <linux/stat.h>
+#include <linux/cred.h>
#include <linux/errno.h>
#include <linux/smp_lock.h>
#include <linux/string.h>
+#include <linux/slab.h>
#include <asm/uaccess.h>
#include <linux/coda.h>
struct pipe_inode_info *pipe, size_t count,
unsigned int flags)
{
+ ssize_t (*splice_read)(struct file *, loff_t *,
+ struct pipe_inode_info *, size_t, unsigned int);
struct coda_file_info *cfi;
struct file *host_file;
BUG_ON(!cfi || cfi->cfi_magic != CODA_MAGIC);
host_file = cfi->cfi_container;
- if (!host_file->f_op || !host_file->f_op->splice_read)
- return -EINVAL;
+ splice_read = host_file->f_op->splice_read;
+ if (!splice_read)
+ splice_read = default_file_splice_read;
- return host_file->f_op->splice_read(host_file, ppos, pipe, count,flags);
+ return splice_read(host_file, ppos, pipe, count, flags);
}
static ssize_t
int coda_fsync(struct file *coda_file, struct dentry *coda_dentry, int datasync)
{
struct file *host_file;
- struct dentry *host_dentry;
- struct inode *host_inode, *coda_inode = coda_dentry->d_inode;
+ struct inode *coda_inode = coda_dentry->d_inode;
struct coda_file_info *cfi;
int err = 0;
BUG_ON(!cfi || cfi->cfi_magic != CODA_MAGIC);
host_file = cfi->cfi_container;
- if (host_file->f_op && host_file->f_op->fsync) {
- host_dentry = host_file->f_path.dentry;
- host_inode = host_dentry->d_inode;
- mutex_lock(&host_inode->i_mutex);
- err = host_file->f_op->fsync(host_file, host_dentry, datasync);
- mutex_unlock(&host_inode->i_mutex);
- }
-
+ err = vfs_fsync(host_file, host_file->f_path.dentry, datasync);
if ( !err && !datasync ) {
lock_kernel();
err = venus_fsync(coda_inode->i_sb, coda_i2f(coda_inode));