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Date:   Fri, 12 May 2023 14:53:17 +0200
From:   Heiko Carstens <hca@linux.ibm.com>
To:     Steffen Eiden <seiden@linux.ibm.com>
Cc:     kvm@vger.kernel.org, linux-s390@vger.kernel.org,
        linux-kernel@vger.kernel.org,
        Viktor Mihajlovski <mihajlov@linux.ibm.com>,
        Janosch Frank <frankja@linux.ibm.com>,
        Claudio Imbrenda <imbrenda@linux.ibm.com>,
        Nico Boehr <nrb@linux.ibm.com>,
        Christian Borntraeger <borntraeger@linux.ibm.com>,
        Hendrik Brueckner <brueckner@linux.ibm.com>
Subject: Re: [PATCH 5/5] s390/uv: Update query for secret-UVCs
Message-ID: <ZF42vescJsAtK9pL@osiris>
References: <20230512093153.206378-1-seiden@linux.ibm.com>
 <20230512093153.206378-6-seiden@linux.ibm.com>
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On Fri, May 12, 2023 at 11:31:53AM +0200, Steffen Eiden wrote:
> Update the query struct such that secret-UVC related
> information can be parsed.
> Add sysfs files for these new values.
> 
> Signed-off-by: Steffen Eiden <seiden@linux.ibm.com>
> ---
>  arch/s390/boot/uv.c        |  4 ++++
>  arch/s390/include/asm/uv.h | 11 ++++++++++-
>  arch/s390/kernel/uv.c      | 40 ++++++++++++++++++++++++++++++++++++++
>  3 files changed, 54 insertions(+), 1 deletion(-)
...
> +static ssize_t uv_query_supp_add_secret_req_ver(struct kobject *kobj,
> +						struct kobj_attribute *attr, char *page)
> +{
> +	return scnprintf(page, PAGE_SIZE, "%lx\n", uv_info.supp_add_secret_req_ver);
> +}

FWIW, another minor thing: all of these should be sysfs_emit() instead.