1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
6 #define POLLWRNORM POLLOUT
7 #define POLLWRBAND (__force __poll_t)256
8 #define POLLMSG (__force __poll_t)512
9 #define POLLREMOVE (__force __poll_t)1024
10 #define POLLRDHUP (__force __poll_t)2048
12 #define __ARCH_HAS_MANGLED_POLL
13 static inline __u16 mangle_poll(__poll_t val)
15 __u16 v = (__force __u16)val;
16 /* bit 9 -> bit 8, bit 8 -> bit 2, bit 13 -> bit 11 */
17 return (v & ~0x300) | ((v & 0x200) >> 1) | ((v & 0x100) >> 6) |
23 static inline __poll_t demangle_poll(__u16 v)
25 /* bit 8 -> bit 9, bit 2 -> bits 2 and 8 */
26 return (__force __poll_t)((v & ~0x100) | ((v & 0x100) << 1) |
27 ((v & 4) << 6) | ((v & 0x800) << 2));
31 #include <asm-generic/poll.h>