Lines Matching refs:filesem
348 /* filesem protects: backing files in use */
349 struct rw_semaphore filesem;
1446 up_read(&common->filesem);
1447 down_write(&common->filesem);
1449 up_write(&common->filesem);
1450 down_read(&common->filesem);
1929 down_read(&common->filesem); /* We're using the backing file */
2158 up_read(&common->filesem);
2619 down_write(&common->filesem);
2627 up_write(&common->filesem);
2716 init_rwsem(&common->filesem);
2724 dev_set_drvdata(&curlun->dev, &common->filesem);