linux-kernel - Re: [PATCH v1 1/1] s390: mm: convert pgste locking functions to C

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Message-ID: <20231205184911.5381-A-hca@linux.ibm.com>
Date:   Tue, 5 Dec 2023 19:49:11 +0100
From:   Heiko Carstens <hca@...ux.ibm.com>
To:     Claudio Imbrenda <imbrenda@...ux.ibm.com>
Cc:     linux-kernel@...r.kernel.org, linux-s390@...r.kernel.org,
        linux390-list@...maker.boeblingen.de.ibm.com,
        kvm390-list@...maker.boeblingen.de.ibm.com, borntraeger@...ibm.com,
        frankja@...ux.ibm.com, nrb@...ux.ibm.com, nsg@...ux.ibm.com,
        svens@...ux.ibm.com, gor@...ux.ibm.com,
        gerald.schaefer@...ux.ibm.com, agordeev@...ux.ibm.com
Subject: Re: [PATCH v1 1/1] s390: mm: convert pgste locking functions to C

On Tue, Dec 05, 2023 at 06:32:52PM +0100, Claudio Imbrenda wrote:
> Convert pgste_get_lock() and pgste_set_unlock() to C.
> 
> There is no real reasons to keep them in assembler. Having them in C
> makes them more readable and maintainable, and better instructions are
> used automatically when available.
> 
> Signed-off-by: Claudio Imbrenda <imbrenda@...ux.ibm.com>
> ---
>  arch/s390/mm/pgtable.c | 29 ++++++++++-------------------
>  1 file changed, 10 insertions(+), 19 deletions(-)

Reviewed-by: Heiko Carstens <hca@...ux.ibm.com>