quota: Push dqio_sem down to ->release_dqblk()
[sfrench/cifs-2.6.git] / fs / quota / dquot.c
index 562f5978488ff1d944affa6d381799eddf5ba578..3b3c7f094ff8eb4a348dbb60f741a878c42f81a1 100644 (file)
@@ -478,19 +478,19 @@ int dquot_release(struct dquot *dquot)
        /* Check whether we are not racing with some other dqget() */
        if (atomic_read(&dquot->dq_count) > 1)
                goto out_dqlock;
-       down_write(&dqopt->dqio_sem);
        if (dqopt->ops[dquot->dq_id.type]->release_dqblk) {
                ret = dqopt->ops[dquot->dq_id.type]->release_dqblk(dquot);
                /* Write the info */
                if (info_dirty(&dqopt->info[dquot->dq_id.type])) {
+                       down_write(&dqopt->dqio_sem);
                        ret2 = dqopt->ops[dquot->dq_id.type]->write_file_info(
                                                dquot->dq_sb, dquot->dq_id.type);
+                       up_write(&dqopt->dqio_sem);
                }
                if (ret >= 0)
                        ret = ret2;
        }
        clear_bit(DQ_ACTIVE_B, &dquot->dq_flags);
-       up_write(&dqopt->dqio_sem);
 out_dqlock:
        mutex_unlock(&dquot->dq_lock);
        return ret;