/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * include/linux/signalfd.h * * Copyright (C) 2007 Davide Libenzi <davidel@xmailserver.org> * */ #ifndef _LINUX_SIGNALFD_H #define _LINUX_SIGNALFD_H #include <linux/types.h> /* For O_CLOEXEC and O_NONBLOCK */ #include <linux/fcntl.h> /* Flags for signalfd4. */ #define SFD_CLOEXEC O_CLOEXEC #define SFD_NONBLOCK O_NONBLOCK struct signalfd_siginfo { __u32 ssi_signo; __s32 ssi_errno; __s32 ssi_code; __u32 ssi_pid; __u32 ssi_uid; __s32 ssi_fd; __u32 ssi_tid; __u32 ssi_band; __u32 ssi_overrun; __u32 ssi_trapno; __s32 ssi_status; __s32 ssi_int; __u64 ssi_ptr; __u64 ssi_utime; __u64 ssi_stime; __u64 ssi_addr; __u16 ssi_addr_lsb; __u16 __pad2; __s32 ssi_syscall; __u64 ssi_call_addr; __u32 ssi_arch; /* * Pad strcture to 128 bytes. Remember to update the * pad size when you add new members. We use a fixed * size structure to avoid compatibility problems with * future versions, and we leave extra space for additional * members. We use fixed size members because this strcture * comes out of a read(2) and we really don't want to have * a compat on read(2). */ __u8 __pad[28]; }; #endif /* _LINUX_SIGNALFD_H */