}
reiserfs_write_lock(inode->i_sb);
- down(&inode->i_sem);
+ mutex_lock(&inode->i_mutex);
/* freeing preallocation only involves relogging blocks that
* are already in the current transaction. preallocation gets
* freed at the end of each transaction, so it is impossible for
err = reiserfs_truncate_file(inode, 0);
}
out:
- up(&inode->i_sem);
+ mutex_unlock(&inode->i_mutex);
reiserfs_write_unlock(inode->i_sb);
return err;
}
allocated_blocks = kmalloc((blocks_to_allocate + will_prealloc) *
sizeof(b_blocknr_t), GFP_NOFS);
+ if (!allocated_blocks)
+ return -ENOMEM;
/* First we compose a key to point at the writing position, we want to do
that outside of any locking region. */
blocks_to_allocate,
blocks_to_allocate);
if (res != CARRY_ON) {
- res = -ENOSPC;
+ res = res == QUOTA_EXCEEDED ? -EDQUOT : -ENOSPC;
pathrelse(&path);
goto error_exit;
}
} else {
- res = -ENOSPC;
+ res = res == QUOTA_EXCEEDED ? -EDQUOT : -ENOSPC;
pathrelse(&path);
goto error_exit;
}
if (th->t_trans_id) {
int err;
// update any changes we made to blk count
- reiserfs_update_sd(th, inode);
+ mark_inode_dirty(inode);
err =
journal_end(th, inode->i_sb,
JOURNAL_PER_BALANCE_CNT * 3 + 1 +
if (th->t_trans_id) {
reiserfs_write_lock(inode->i_sb);
- reiserfs_update_sd(th, inode); // And update on-disk metadata
+ // this sets the proper flags for O_SYNC to trigger a commit
+ mark_inode_dirty(inode);
reiserfs_write_unlock(inode->i_sb);
} else
- inode->i_sb->s_op->dirty_inode(inode);
+ mark_inode_dirty(inode);
sd_update = 1;
}
if (th->t_trans_id) {
reiserfs_write_lock(inode->i_sb);
if (!sd_update)
- reiserfs_update_sd(th, inode);
+ mark_inode_dirty(inode);
status = journal_end(th, th->t_super, th->t_blocks_allocated);
if (status)
retval = status;
struct reiserfs_transaction_handle th;
th.t_trans_id = 0;
+ /* If a filesystem is converted from 3.5 to 3.6, we'll have v3.5 items
+ * lying around (most of the disk, in fact). Despite the filesystem
+ * now being a v3.6 format, the old items still can't support large
+ * file sizes. Catch this case here, as the rest of the VFS layer is
+ * oblivious to the different limitations between old and new items.
+ * reiserfs_setattr catches this for truncates. This chunk is lifted
+ * from generic_write_checks. */
+ if (get_inode_item_key_version (inode) == KEY_FORMAT_3_5 &&
+ *ppos + count > MAX_NON_LFS) {
+ if (*ppos >= MAX_NON_LFS) {
+ send_sig(SIGXFSZ, current, 0);
+ return -EFBIG;
+ }
+ if (count > MAX_NON_LFS - (unsigned long)*ppos)
+ count = MAX_NON_LFS - (unsigned long)*ppos;
+ }
+
if (file->f_flags & O_DIRECT) { // Direct IO needs treatment
ssize_t result, after_file_end = 0;
if ((*ppos + count >= inode->i_size)
return err;
}
reiserfs_update_inode_transaction(inode);
- reiserfs_update_sd(&th, inode);
+ mark_inode_dirty(inode);
err = journal_end(&th, inode->i_sb, 1);
if (err) {
reiserfs_write_unlock(inode->i_sb);
if (unlikely(!access_ok(VERIFY_READ, buf, count)))
return -EFAULT;
- down(&inode->i_sem); // locks the entire file for just us
+ mutex_lock(&inode->i_mutex); // locks the entire file for just us
pos = *ppos;
if (res)
goto out;
- inode_update_time(inode, 1); /* Both mtime and ctime */
+ file_update_time(file);
// Ok, we are done with all the checks.
generic_osync_inode(inode, file->f_mapping,
OSYNC_METADATA | OSYNC_DATA);
- up(&inode->i_sem);
+ mutex_unlock(&inode->i_mutex);
reiserfs_async_progress_wait(inode->i_sb);
return (already_written != 0) ? already_written : res;
out:
- up(&inode->i_sem); // unlock the file on exit.
+ mutex_unlock(&inode->i_mutex); // unlock the file on exit.
return res;
}