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support sigqueue

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This commit is contained in:
Tomoki Shirasawa
2014-09-23 23:17:53 +09:00
parent 55aeceb1bf
commit 39f36120c1
12 changed files with 188 additions and 38 deletions
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47
arch/x86/kernel/include/signal.h
View File

@ -36,13 +36,13 @@ struct sigaction {
sigset_t sa_mask;
};
#define SA_NOCLDSTOP 0x00000001u
#define SA_NOCLDWAIT 0x00000002u
#define SA_NODEFER 0x40000000u
#define SA_ONSTACK 0x08000000u
#define SA_RESETHAND 0x80000000u
#define SA_RESTART 0x10000000u
#define SA_SIGINFO 0x00000004u
#define SA_NOCLDSTOP 0x00000001U
#define SA_NOCLDWAIT 0x00000002U
#define SA_NODEFER 0x40000000U
#define SA_ONSTACK 0x08000000U
#define SA_RESETHAND 0x80000000U
#define SA_RESTART 0x10000000U
#define SA_SIGINFO 0x00000004U
struct k_sigaction {
struct sigaction sa;
@ -71,6 +71,16 @@ typedef struct siginfo {
int si_errno; /* If non-zero, an errno value associated with
this signal, as defined in <errno.h>. */
int si_code; /* Signal code. */
#define SI_USER 0 /* sent by kill, sigsend, raise */
#define SI_KERNEL 0x80 /* sent by the kernel from somewhere */
#define SI_QUEUE -1 /* sent by sigqueue */
#define SI_TIMER __SI_CODE(__SI_TIMER,-2) /* sent by timer expiration */
#define SI_MESGQ __SI_CODE(__SI_MESGQ,-3) /* sent by real time mesq state change
*/
#define SI_ASYNCIO -4 /* sent by AIO completion */
#define SI_SIGIO -5 /* sent by queued SIGIO */
#define SI_TKILL -6 /* sent by tkill system call */
#define SI_DETHREAD -7 /* sent by execve() killing subsidiary threads */
union {
int _pad[__SI_PAD_SIZE];
@ -117,6 +127,29 @@ typedef struct siginfo {
} _sifields;
} siginfo_t;
struct signalfd_siginfo {
unsigned int ssi_signo;
int ssi_errno;
int ssi_code;
unsigned int ssi_pid;
unsigned int ssi_uid;
int ssi_fd;
unsigned int ssi_tid;
unsigned int ssi_band;
unsigned int ssi_overrun;
unsigned int ssi_trapno;
int ssi_status;
int ssi_int;
unsigned long ssi_ptr;
unsigned long ssi_utime;
unsigned long ssi_stime;
unsigned long ssi_addr;
unsigned short ssi_addr_lsb;
char __pad[46];
};
#define SIGHUP 1
#define SIGINT 2
#define SIGQUIT 3

2
arch/x86/kernel/include/syscall_list.h
View File

@ -84,6 +84,8 @@ SYSCALL_HANDLED(218, set_tid_address)
SYSCALL_HANDLED(231, exit_group)
SYSCALL_HANDLED(234, tgkill)
SYSCALL_HANDLED(273, set_robust_list)
SYSCALL_HANDLED(282, signalfd)
SYSCALL_HANDLED(289, signalfd4)
#ifdef DCFA_KMOD
SYSCALL_HANDLED(303, mod_call)
#endif