diff options
Diffstat (limited to 'arch/arm64/kernel/signal32.c')
-rw-r--r-- | arch/arm64/kernel/signal32.c | 75 |
1 files changed, 10 insertions, 65 deletions
diff --git a/arch/arm64/kernel/signal32.c b/arch/arm64/kernel/signal32.c index ac74c2f261e3..4654824747a4 100644 --- a/arch/arm64/kernel/signal32.c +++ b/arch/arm64/kernel/signal32.c @@ -18,8 +18,6 @@ * along with this program. If not, see <http://www.gnu.org/licenses/>. */ -#define __SYSCALL_COMPAT - #include <linux/compat.h> #include <linux/signal.h> #include <linux/syscalls.h> @@ -28,60 +26,7 @@ #include <asm/fpsimd.h> #include <asm/signal32.h> #include <asm/uaccess.h> -#include <asm/unistd.h> - -typedef struct compat_siginfo { - int si_signo; - int si_errno; - int si_code; - - union { - /* The padding is the same size as AArch64. */ - int _pad[SI_PAD_SIZE]; - - /* kill() */ - struct { - compat_pid_t _pid; /* sender's pid */ - __compat_uid32_t _uid; /* sender's uid */ - } _kill; - - /* POSIX.1b timers */ - struct { - compat_timer_t _tid; /* timer id */ - int _overrun; /* overrun count */ - compat_sigval_t _sigval; /* same as below */ - int _sys_private; /* not to be passed to user */ - } _timer; - - /* POSIX.1b signals */ - struct { - compat_pid_t _pid; /* sender's pid */ - __compat_uid32_t _uid; /* sender's uid */ - compat_sigval_t _sigval; - } _rt; - - /* SIGCHLD */ - struct { - compat_pid_t _pid; /* which child */ - __compat_uid32_t _uid; /* sender's uid */ - int _status; /* exit code */ - compat_clock_t _utime; - compat_clock_t _stime; - } _sigchld; - - /* SIGILL, SIGFPE, SIGSEGV, SIGBUS */ - struct { - compat_uptr_t _addr; /* faulting insn/memory ref. */ - short _addr_lsb; /* LSB of the reported address */ - } _sigfault; - - /* SIGPOLL */ - struct { - compat_long_t _band; /* POLL_IN, POLL_OUT, POLL_MSG */ - int _fd; - } _sigpoll; - } _sifields; -} compat_siginfo_t; +#include <asm/unistd32.h> struct compat_sigaction { compat_uptr_t sa_handler; @@ -179,19 +124,19 @@ struct compat_rt_sigframe { * For ARM syscalls, the syscall number has to be loaded into r7. * We do not support an OABI userspace. */ -#define MOV_R7_NR_SIGRETURN (0xe3a07000 | __NR_sigreturn) -#define SVC_SYS_SIGRETURN (0xef000000 | __NR_sigreturn) -#define MOV_R7_NR_RT_SIGRETURN (0xe3a07000 | __NR_rt_sigreturn) -#define SVC_SYS_RT_SIGRETURN (0xef000000 | __NR_rt_sigreturn) +#define MOV_R7_NR_SIGRETURN (0xe3a07000 | __NR_compat_sigreturn) +#define SVC_SYS_SIGRETURN (0xef000000 | __NR_compat_sigreturn) +#define MOV_R7_NR_RT_SIGRETURN (0xe3a07000 | __NR_compat_rt_sigreturn) +#define SVC_SYS_RT_SIGRETURN (0xef000000 | __NR_compat_rt_sigreturn) /* * For Thumb syscalls, we also pass the syscall number via r7. We therefore * need two 16-bit instructions. */ -#define SVC_THUMB_SIGRETURN (((0xdf00 | __NR_sigreturn) << 16) | \ - 0x2700 | __NR_sigreturn) -#define SVC_THUMB_RT_SIGRETURN (((0xdf00 | __NR_rt_sigreturn) << 16) | \ - 0x2700 | __NR_rt_sigreturn) +#define SVC_THUMB_SIGRETURN (((0xdf00 | __NR_compat_sigreturn) << 16) | \ + 0x2700 | __NR_compat_sigreturn) +#define SVC_THUMB_RT_SIGRETURN (((0xdf00 | __NR_compat_rt_sigreturn) << 16) | \ + 0x2700 | __NR_compat_rt_sigreturn) const compat_ulong_t aarch32_sigret_code[6] = { /* @@ -872,5 +817,5 @@ asmlinkage int compat_sys_rt_sigqueueinfo(int pid, int sig, void compat_setup_restart_syscall(struct pt_regs *regs) { - regs->regs[7] = __NR_restart_syscall; + regs->regs[7] = __NR_compat_restart_syscall; } |