diff options
Diffstat (limited to 'arch/tile/kernel/process.c')
| -rw-r--r-- | arch/tile/kernel/process.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/arch/tile/kernel/process.c b/arch/tile/kernel/process.c index 48e5773dd0b7..b403c2e3e263 100644 --- a/arch/tile/kernel/process.c +++ b/arch/tile/kernel/process.c @@ -27,6 +27,7 @@ #include <linux/kernel.h> #include <linux/tracehook.h> #include <linux/signal.h> +#include <linux/context_tracking.h> #include <asm/stack.h> #include <asm/switch_to.h> #include <asm/homecache.h> @@ -474,6 +475,8 @@ int do_work_pending(struct pt_regs *regs, u32 thread_info_flags) if (!user_mode(regs)) return 0; + user_exit(); + /* Enable interrupts; they are disabled again on return to caller. */ local_irq_enable(); @@ -496,11 +499,12 @@ int do_work_pending(struct pt_regs *regs, u32 thread_info_flags) tracehook_notify_resume(regs); return 1; } - if (thread_info_flags & _TIF_SINGLESTEP) { + if (thread_info_flags & _TIF_SINGLESTEP) single_step_once(regs); - return 0; - } - panic("work_pending: bad flags %#x\n", thread_info_flags); + + user_enter(); + + return 0; } unsigned long get_wchan(struct task_struct *p) |