JOURNAL_PER_BALANCE_CNT * 2 +
2 * REISERFS_QUOTA_INIT_BLOCKS(inode->i_sb);
struct reiserfs_transaction_handle th;
+ int depth;
int err;
truncate_inode_pages(&inode->i_data, 0);
- reiserfs_write_lock(inode->i_sb);
+ depth = reiserfs_write_lock_once(inode->i_sb);
/* The = 0 happens when we abort creating a new inode for some reason like lack of space.. */
if (!(inode->i_state & I_NEW) && INODE_PKEY(inode)->k_objectid != 0) { /* also handles bad_inode case */
out:
clear_inode(inode); /* note this must go after the journal_end to prevent deadlock */
inode->i_blocks = 0;
- reiserfs_write_unlock(inode->i_sb);
+ reiserfs_write_unlock_once(inode->i_sb, depth);
}
static void _make_cpu_key(struct cpu_key *key, int version, __u32 dirid,
return reiserfs_write_full_page(page, wbc);
}
+static void reiserfs_truncate_failed_write(struct inode *inode)
+{
+ truncate_inode_pages(inode->i_mapping, inode->i_size);
+ reiserfs_truncate_file(inode, 0);
+}
+
static int reiserfs_write_begin(struct file *file,
struct address_space *mapping,
loff_t pos, unsigned len, unsigned flags,
if (ret) {
unlock_page(page);
page_cache_release(page);
+ /* Truncate allocated blocks */
+ reiserfs_truncate_failed_write(inode);
}
return ret;
}
** transaction tracking stuff when the size changes. So, we have
** to do the i_size updates here.
*/
- pos += copied;
-
- if (pos > inode->i_size) {
+ if (pos + copied > inode->i_size) {
struct reiserfs_transaction_handle myth;
lock_depth = reiserfs_write_lock_once(inode->i_sb);
locked = true;
goto journal_error;
reiserfs_update_inode_transaction(inode);
- inode->i_size = pos;
+ inode->i_size = pos + copied;
/*
* this will just nest into our transaction. It's important
* to use mark_inode_dirty so the inode gets pushed around on the
reiserfs_write_unlock_once(inode->i_sb, lock_depth);
unlock_page(page);
page_cache_release(page);
+
+ if (pos + len > inode->i_size)
+ reiserfs_truncate_failed_write(inode);
+
return ret == 0 ? copied : ret;
journal_error: