4 * Copyright 2017 6WIND S.A.
5 * Copyright 2017 Mellanox
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36 * Utility functions used by the mlx4 driver.
43 #include <rte_errno.h>
45 #include "mlx4_utils.h"
48 * Make a file descriptor non-blocking.
51 * File descriptor to alter.
54 * 0 on success, negative errno value otherwise and rte_errno is set.
57 mlx4_fd_set_non_blocking(int fd)
59 int ret = fcntl(fd, F_GETFL);
61 if (ret != -1 && !fcntl(fd, F_SETFL, ret | O_NONBLOCK))