Re: [PATCH] s390: Remove obsolete bust_spinlock() implementation

From: Sergey Senozhatsky
Date: Thu Nov 22 2018 - 21:17:58 EST


On (11/22/18 15:15), Petr Mladek wrote:
> The commit cefc8be82403cf ("Consolidate bust_spinlocks()") kept
> the s390-specific implementation because of the absence of CONFIG_VT.
> In fact, the only difference was calling console_unblank() instead of
> unblank_screen().
>
> The common implementation in lib/bust_spinlocks.c started to call
> unblank_screen() explicitly since the commit b61312d353da187
> ("oops handling: ensure that any oops is flushed to the mtdoops
> console").
>
> As a result, the custom implementation is not longer necessary.
> And we could get all the other improvements of the common
> implementation for free.

I believe I sent a similar patch several weeks ago and it's
in s390 patch queue as of now, waiting for the next merge
window.

lkml.kernel.org/r/20181025081108.GB26561@osiris

-ss