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Date:   Wed, 26 Aug 2020 13:20:23 -0700
From:   Iouri Tarassov <iourit@...ux.microsoft.com>
To:     iourit@...rosoft.com, iouri_t@...mail.com
Cc:     haiyangz@...rosoft.com, sthemmin@...rosoft.com,
        gregkh@...uxfoundation.org, iourit@...rosoft.com,
        linux-kernel@...r.kernel.org, linux-hyperv@...r.kernel.org
Subject: Re: [PATCH 1/4] drivers: hv: dxgkrnl: core code


On 8/14/2020 6:18 AM, Wei Liu wrote:
> On Fri, Aug 14, 2020 at 08:38:53AM -0400, Sasha Levin wrote:
> [...]
>> +
>> +#include "dxgkrnl.h"
>> +
>> +int dxgadapter_init(struct dxgadapter *adapter, struct hv_device *hdev)
>> +{
>> +	int ret = 0;
>> +	char s[80];
>> +
>> +	UNUSED(s);
> If s is not used, why not just remove it?
>
> Indeed it is not used anywhere in this function. That saves you 80 bytes
> on stack.
>
>> +static int dxgk_destroy_hwcontext(struct dxgprocess *process,
>> +					      void *__user inargs)
>> +{
>> +	/* This is obsolete entry point */
>> +	return ENOTTY;
>> +}
>> +
> Other places have been using negative numbers for errors. I guess you
> want -ENOTTY here too.
>
> Wei.
>
>

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