* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
-#include <linux/errno.h>
-#include <linux/fs.h>
-#include <linux/adfs_fs.h>
-#include <linux/time.h>
-#include <linux/stat.h>
-#include <linux/string.h>
-#include <linux/mm.h>
#include <linux/smp_lock.h>
-#include <linux/module.h>
#include <linux/buffer_head.h>
-
+#include <linux/writeback.h>
#include "adfs.h"
/*
adfs_get_block(struct inode *inode, sector_t block, struct buffer_head *bh,
int create)
{
- if (block < 0)
- goto abort_negative;
-
if (!create) {
if (block >= inode->i_blocks)
goto abort_toobig;
/* don't support allocation of blocks yet */
return -EIO;
-abort_negative:
- adfs_error(inode->i_sb, "block %d < 0", block);
- return -EIO;
-
abort_toobig:
return 0;
}
return block_read_full_page(page, adfs_get_block);
}
-static int adfs_prepare_write(struct file *file, struct page *page, unsigned int from, unsigned int to)
+static int adfs_write_begin(struct file *file, struct address_space *mapping,
+ loff_t pos, unsigned len, unsigned flags,
+ struct page **pagep, void **fsdata)
{
- return cont_prepare_write(page, from, to, adfs_get_block,
- &ADFS_I(page->mapping->host)->mmu_private);
+ *pagep = NULL;
+ return cont_write_begin(file, mapping, pos, len, flags, pagep, fsdata,
+ adfs_get_block,
+ &ADFS_I(mapping->host)->mmu_private);
}
static sector_t _adfs_bmap(struct address_space *mapping, sector_t block)
return generic_block_bmap(mapping, block, adfs_get_block);
}
-static struct address_space_operations adfs_aops = {
+static const struct address_space_operations adfs_aops = {
.readpage = adfs_readpage,
.writepage = adfs_writepage,
.sync_page = block_sync_page,
- .prepare_write = adfs_prepare_write,
- .commit_write = generic_commit_write,
+ .write_begin = adfs_write_begin,
+ .write_end = generic_write_end,
.bmap = _adfs_bmap
};
inode->i_ino = obj->file_id;
inode->i_size = obj->size;
inode->i_nlink = 2;
- inode->i_blksize = PAGE_SIZE;
inode->i_blocks = (inode->i_size + sb->s_blocksize - 1) >>
sb->s_blocksize_bits;
* The adfs-specific inode data has already been updated by
* adfs_notify_change()
*/
-int adfs_write_inode(struct inode *inode, int unused)
+int adfs_write_inode(struct inode *inode, struct writeback_control *wbc)
{
struct super_block *sb = inode->i_sb;
struct object_info obj;
obj.attr = ADFS_I(inode)->attr;
obj.size = inode->i_size;
- ret = adfs_dir_update(sb, &obj);
+ ret = adfs_dir_update(sb, &obj, wbc->sync_mode == WB_SYNC_ALL);
unlock_kernel();
return ret;
}
-MODULE_LICENSE("GPL");