Re: spin_lock instead of spin_lock_irqsave in imx uart interuput

From: Greg KH
Date: Sun Aug 26 2018 - 13:05:50 EST


On Sun, Aug 26, 2018 at 08:00:42AM -0700, QIANJUN wrote:
> spin_lock instead of spin_lock_irqsave in imx uart interuput

What does that mean?

> >From 6580790d7be51a78d1376b90df49b04019a1f944 Mon Sep 17 00:00:00 2001
> From: jun qian <hangdianqj@xxxxxxx>
> Date: Sun, 26 Aug 2018 06:58:35 -0700
> Subject: [PATCH] before the programe into the uart interuput's handler, the
> system has already disabled the local cpu interuput. so the spin_lock
> interface is More suitable for here.

Why is this here? The changelog text belongs in the changelog, not in
the subject line :(

can you fix this all up and resend?

thanks,

greg k-h