| /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
| #ifndef __ASM_GENERIC_POLL_H |
| #define __ASM_GENERIC_POLL_H |
| |
| /* These are specified by iBCS2 */ |
| #define POLLIN 0x0001 |
| #define POLLPRI 0x0002 |
| #define POLLOUT 0x0004 |
| #define POLLERR 0x0008 |
| #define POLLHUP 0x0010 |
| #define POLLNVAL 0x0020 |
| |
| /* The rest seem to be more-or-less nonstandard. Check them! */ |
| #define POLLRDNORM 0x0040 |
| #define POLLRDBAND 0x0080 |
| #ifndef POLLWRNORM |
| #define POLLWRNORM 0x0100 |
| #endif |
| #ifndef POLLWRBAND |
| #define POLLWRBAND 0x0200 |
| #endif |
| #ifndef POLLMSG |
| #define POLLMSG 0x0400 |
| #endif |
| #ifndef POLLREMOVE |
| #define POLLREMOVE 0x1000 |
| #endif |
| #ifndef POLLRDHUP |
| #define POLLRDHUP 0x2000 |
| #endif |
| |
| #define POLLFREE (__force __poll_t)0x4000 /* currently only for epoll */ |
| |
| #define POLL_BUSY_LOOP (__force __poll_t)0x8000 |
| |
| struct pollfd { |
| int fd; |
| short events; |
| short revents; |
| }; |
| |
| #endif /* __ASM_GENERIC_POLL_H */ |