/*
* Copyright (C) 2005, 2006
* Avishay Traeger (avishay@gmail.com)
* Copyright (C) 2008, 2009
* Boaz Harrosh
*
* Copyrights for code taken from ext2:
* Copyright (C) 1992, 1993, 1994, 1995
* Remy Card (card@masi.ibp.fr)
* Laboratoire MASI – Institut Blaise Pascal
* Universite Pierre et Marie Curie (Paris VI)
* from
* linux/fs/minix/inode.c
* Copyright (C) 1991, 1992 Linus Torvalds
*
* This file is part of exofs.
*
* exofs is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation. Since it is based on ext2, and the only
* valid version of GPL for the Linux kernel is version 2, the only valid
* version of GPL for exofs is version 2.
*
* exofs is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with exofs; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/

#include

#include «exofs.h»

static int exofs_release_file(struct inode *inode, struct file *filp)
{
return 0;
}

static int exofs_file_fsync(struct file *filp, struct dentry *dentry,
int datasync)
{
int ret;
struct address_space *mapping = filp->f_mapping;
struct inode *inode = dentry->d_inode;
struct super_block *sb;

ret = filemap_write_and_wait(mapping);
if (ret)
return ret;

/* sync the inode attributes */
ret = write_inode_now(inode, 1);

/* This is a good place to write the sb */
/* TODO: Sechedule an sb-sync on create */
sb = inode->i_sb;
if (sb->s_dirt)
exofs_sync_fs(sb, 1);

return ret;
}

static int exofs_flush(struct file *file, fl_owner_t id)
{
exofs_file_fsync(file, file->f_path.dentry, 1);
/* TODO: Flush the OSD target */
return 0;
}

const struct file_operations exofs_file_operations = {
.llseek = generic_file_llseek,
.read = do_sync_read,
.write = do_sync_write,
.aio_read = generic_file_aio_read,
.aio_write = generic_file_aio_write,
.mmap = generic_file_mmap,
.open = generic_file_open,
.release = exofs_release_file,
.fsync = exofs_file_fsync,
.flush = exofs_flush,
.splice_read = generic_file_splice_read,
.splice_write = generic_file_splice_write,
};

const struct inode_operations exofs_file_inode_operations = {
.truncate = exofs_truncate,
.setattr = exofs_setattr,
};

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