On Wed, Aug 19, 2015 at 04:09:49PM +0100, Will Deacon wrote: > @@ -613,13 +609,14 @@ ENDPROC(cpu_switch_to) > */ > ret_fast_syscall: > disable_irq // disable interrupts > + str x0, [sp, #S_X0] // returned x0 > ldr x1, [tsk, #TI_FLAGS] // re-check for syscall tracing > and x2, x1, #_TIF_SYSCALL_WORK > cbnz x2, ret_fast_syscall_trace > and x2, x1, #_TIF_WORK_MASK > - cbnz x2, fast_work_pending > + cbnz x2, work_pending > enable_step_tsk x1, x2 > - kernel_exit 0, ret = 1 > + kernel_exit 0 > ret_fast_syscall_trace: > enable_irq // enable interrupts > b __sys_trace_return
There is another str x0 in __sys_trace_return which I think we could remove. -- Catalin -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
