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Diffstat (limited to 'arch/sh/kernel/ptrace_64.c')
-rw-r--r--arch/sh/kernel/ptrace_64.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/arch/sh/kernel/ptrace_64.c b/arch/sh/kernel/ptrace_64.c
index 952da83..b063eb8 100644
--- a/arch/sh/kernel/ptrace_64.c
+++ b/arch/sh/kernel/ptrace_64.c
@@ -82,7 +82,7 @@ get_fpu_long(struct task_struct *task, unsigned long addr)
if (last_task_used_math == task) {
enable_fpu();
- save_fpu(task, regs);
+ save_fpu(task);
disable_fpu();
last_task_used_math = 0;
regs->sr |= SR_FD;
@@ -118,7 +118,7 @@ put_fpu_long(struct task_struct *task, unsigned long addr, unsigned long data)
set_stopped_child_used_math(task);
} else if (last_task_used_math == task) {
enable_fpu();
- save_fpu(task, regs);
+ save_fpu(task);
disable_fpu();
last_task_used_math = 0;
regs->sr |= SR_FD;
@@ -133,6 +133,8 @@ void user_enable_single_step(struct task_struct *child)
struct pt_regs *regs = child->thread.uregs;
regs->sr |= SR_SSTEP; /* auto-resetting upon exception */
+
+ set_tsk_thread_flag(child, TIF_SINGLESTEP);
}
void user_disable_single_step(struct task_struct *child)
@@ -140,6 +142,8 @@ void user_disable_single_step(struct task_struct *child)
struct pt_regs *regs = child->thread.uregs;
regs->sr &= ~SR_SSTEP;
+
+ clear_tsk_thread_flag(child, TIF_SINGLESTEP);
}
static int genregs_get(struct task_struct *target,
@@ -454,6 +458,8 @@ asmlinkage long long do_syscall_trace_enter(struct pt_regs *regs)
asmlinkage void do_syscall_trace_leave(struct pt_regs *regs)
{
+ int step;
+
if (unlikely(current->audit_context))
audit_syscall_exit(AUDITSC_RESULT(regs->regs[9]),
regs->regs[9]);
@@ -461,8 +467,9 @@ asmlinkage void do_syscall_trace_leave(struct pt_regs *regs)
if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT)))
trace_sys_exit(regs, regs->regs[9]);
- if (test_thread_flag(TIF_SYSCALL_TRACE))
- tracehook_report_syscall_exit(regs, 0);
+ step = test_thread_flag(TIF_SINGLESTEP);
+ if (step || test_thread_flag(TIF_SYSCALL_TRACE))
+ tracehook_report_syscall_exit(regs, step);
}
/* Called with interrupts disabled */
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