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Diffstat (limited to 'arch/arm/kernel/ptrace.c')
-rw-r--r--arch/arm/kernel/ptrace.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c
index b008859680bc..43b963ea4a0e 100644
--- a/arch/arm/kernel/ptrace.c
+++ b/arch/arm/kernel/ptrace.c
@@ -25,6 +25,7 @@
#include <linux/tracehook.h>
#include <linux/unistd.h>
+#include <asm/syscall.h>
#include <asm/traps.h>
#define CREATE_TRACE_POINTS
@@ -785,7 +786,8 @@ long arch_ptrace(struct task_struct *child, long request,
break;
case PTRACE_SET_SYSCALL:
- task_thread_info(child)->syscall = data;
+ task_thread_info(child)->abi_syscall = data &
+ __NR_SYSCALL_MASK;
ret = 0;
break;
@@ -844,14 +846,14 @@ static void tracehook_report_syscall(struct pt_regs *regs,
if (dir == PTRACE_SYSCALL_EXIT)
tracehook_report_syscall_exit(regs, 0);
else if (tracehook_report_syscall_entry(regs))
- current_thread_info()->syscall = -1;
+ current_thread_info()->abi_syscall = -1;
regs->ARM_ip = ip;
}
-asmlinkage int syscall_trace_enter(struct pt_regs *regs, int scno)
+asmlinkage int syscall_trace_enter(struct pt_regs *regs)
{
- current_thread_info()->syscall = scno;
+ int scno;
if (test_thread_flag(TIF_SYSCALL_TRACE))
tracehook_report_syscall(regs, PTRACE_SYSCALL_ENTER);
@@ -862,11 +864,11 @@ asmlinkage int syscall_trace_enter(struct pt_regs *regs, int scno)
return -1;
#else
/* XXX: remove this once OABI gets fixed */
- secure_computing_strict(current_thread_info()->syscall);
+ secure_computing_strict(syscall_get_nr(current, regs));
#endif
/* Tracer or seccomp may have changed syscall. */
- scno = current_thread_info()->syscall;
+ scno = syscall_get_nr(current, regs);
if (test_thread_flag(TIF_SYSCALL_TRACEPOINT))
trace_sys_enter(regs, scno);