Linux-6.18.2/tools/testing/selftests/bpf/io_helpers.h
2025-12-23 20:06:59 +08:00

8 lines
234 B
C

// SPDX-License-Identifier: GPL-2.0
#include <unistd.h>
/* As a regular read(2), but allows to specify a timeout in micro-seconds.
* Returns -EAGAIN on timeout.
*/
int read_with_timeout(int fd, char *buf, size_t count, long usec);