diff options
Diffstat (limited to 'arch/arm/kernel/process.c')
-rw-r--r-- | arch/arm/kernel/process.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index 401e38b..974af1c 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -29,6 +29,7 @@ #include <linux/utsname.h> #include <linux/uaccess.h> #include <linux/random.h> +#include <linux/hw_breakpoint.h> #include <asm/cacheflush.h> #include <asm/leds.h> @@ -317,6 +318,8 @@ void flush_thread(void) struct thread_info *thread = current_thread_info(); struct task_struct *tsk = current; + flush_ptrace_hw_breakpoint(tsk); + memset(thread->used_cp, 0, sizeof(thread->used_cp)); memset(&tsk->thread.debug, 0, sizeof(struct debug_info)); memset(&thread->fpstate, 0, sizeof(union fp_state)); @@ -345,6 +348,8 @@ copy_thread(unsigned long clone_flags, unsigned long stack_start, thread->cpu_context.sp = (unsigned long)childregs; thread->cpu_context.pc = (unsigned long)ret_from_fork; + clear_ptrace_hw_breakpoint(p); + if (clone_flags & CLONE_SETTLS) thread->tp_value = regs->ARM_r3; |