m68knommu: convert to using tracehook_report_syscall_*
Break up syscall_trace() into separate entry and exit routines that use
tracehook_report_syscall_entry() and tracehook_report_syscall_exit().
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
diff --git a/arch/m68knommu/kernel/ptrace.c b/arch/m68knommu/kernel/ptrace.c
index a32e2de..6fe7c38 100644
--- a/arch/m68knommu/kernel/ptrace.c
+++ b/arch/m68knommu/kernel/ptrace.c
@@ -18,6 +18,7 @@
#include <linux/ptrace.h>
#include <linux/user.h>
#include <linux/signal.h>
+#include <linux/tracehook.h>
#include <asm/uaccess.h>
#include <asm/page.h>
@@ -241,21 +242,17 @@
return ret;
}
-asmlinkage void syscall_trace(void)
+asmlinkage int syscall_trace_enter(void)
{
- if (!test_thread_flag(TIF_SYSCALL_TRACE))
- return;
- if (!(current->ptrace & PT_PTRACED))
- return;
- ptrace_notify(SIGTRAP | ((current->ptrace & PT_TRACESYSGOOD)
- ? 0x80 : 0));
- /*
- * this isn't the same as continuing with a signal, but it will do
- * for normal use. strace only continues with a signal if the
- * stopping signal is not SIGTRAP. -brl
- */
- if (current->exit_code) {
- send_sig(current->exit_code, current, 1);
- current->exit_code = 0;
- }
+ int ret = 0;
+
+ if (test_thread_flag(TIF_SYSCALL_TRACE))
+ ret = tracehook_report_syscall_entry(task_pt_regs(current));
+ return ret;
+}
+
+asmlinkage void syscall_trace_leave(void)
+{
+ if (test_thread_flag(TIF_SYSCALL_TRACE))
+ tracehook_report_syscall_exit(task_pt_regs(current), 0);
}
diff --git a/arch/m68knommu/platform/68328/entry.S b/arch/m68knommu/platform/68328/entry.S
index b3d8d73..27241e1 100644
--- a/arch/m68knommu/platform/68328/entry.S
+++ b/arch/m68knommu/platform/68328/entry.S
@@ -46,7 +46,7 @@
movel #-ENOSYS,%sp@(PT_OFF_D0) /* needed for strace*/
subql #4,%sp
SAVE_SWITCH_STACK
- jbsr syscall_trace
+ jbsr syscall_trace_enter
RESTORE_SWITCH_STACK
addql #4,%sp
movel %sp@(PT_OFF_ORIG_D0),%d1
@@ -60,7 +60,7 @@
1: movel %d0,%sp@(PT_OFF_D0) /* save the return value */
subql #4,%sp /* dummy return address */
SAVE_SWITCH_STACK
- jbsr syscall_trace
+ jbsr syscall_trace_leave
ret_from_signal:
RESTORE_SWITCH_STACK
diff --git a/arch/m68knommu/platform/68360/entry.S b/arch/m68knommu/platform/68360/entry.S
index 5c50473..c131c6e 100644
--- a/arch/m68knommu/platform/68360/entry.S
+++ b/arch/m68knommu/platform/68360/entry.S
@@ -42,7 +42,7 @@
movel #-ENOSYS,%sp@(PT_OFF_D0) /* needed for strace*/
subql #4,%sp
SAVE_SWITCH_STACK
- jbsr syscall_trace
+ jbsr syscall_trace_enter
RESTORE_SWITCH_STACK
addql #4,%sp
movel %sp@(PT_OFF_ORIG_D0),%d1
@@ -56,7 +56,7 @@
1: movel %d0,%sp@(PT_OFF_D0) /* save the return value */
subql #4,%sp /* dummy return address */
SAVE_SWITCH_STACK
- jbsr syscall_trace
+ jbsr syscall_trace_leave
ret_from_signal:
RESTORE_SWITCH_STACK
diff --git a/arch/m68knommu/platform/coldfire/entry.S b/arch/m68knommu/platform/coldfire/entry.S
index dd7d591..c8eb0e0 100644
--- a/arch/m68knommu/platform/coldfire/entry.S
+++ b/arch/m68knommu/platform/coldfire/entry.S
@@ -88,7 +88,7 @@
movel %d2,PT_OFF_D0(%sp) /* on syscall entry */
subql #4,%sp
SAVE_SWITCH_STACK
- jbsr syscall_trace
+ jbsr syscall_trace_enter
RESTORE_SWITCH_STACK
addql #4,%sp
movel %d3,%a0
@@ -96,7 +96,7 @@
movel %d0,%sp@(PT_OFF_D0) /* save the return value */
subql #4,%sp /* dummy return address */
SAVE_SWITCH_STACK
- jbsr syscall_trace
+ jbsr syscall_trace_leave
ret_from_signal:
RESTORE_SWITCH_STACK