linux-kernel - Re: [PATCH 1/3] virt: vbox: Add vbg_req

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Message-ID: <ba390b90-eb1f-0b28-61a5-97dd9dd90e34@redhat.com>
Date:   Thu, 29 Mar 2018 15:12:23 +0200
From:   Hans de Goede <hdegoede@...hat.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Arnd Bergmann <arnd@...db.de>,
        Michael Thayer <michael.thayer@...cle.com>,
        linux-kernel@...r.kernel.org, stable@...r.kernel.org
Subject: Re: [PATCH 1/3] virt: vbox: Add vbg_req_free() helper function

Hi,

On 29-03-18 13:55, Greg Kroah-Hartman wrote:
> On Thu, Mar 29, 2018 at 01:21:14PM +0200, Hans de Goede wrote:
>> --- a/include/linux/vbox_utils.h
>> +++ b/include/linux/vbox_utils.h
>> @@ -33,6 +33,13 @@ __printf(1, 2) void vbg_debug(const char *fmt, ...);
>>    */
>>   void *vbg_req_alloc(size_t len, enum vmmdev_request_type req_type);
>>   
>> +/**
>> + * Free a request allocated by vbg_req_alloc()
>> + * @req:		Request to free.
>> + * @len:		Length, must be the same as the value used for alloc.
>> + */
>> +void vbg_req_free(void *req, size_t len);
>> +
> 
> Why is this in vbox_utils.h and not exported?  Shouldn't you just put
> this in drivers/virt/vboxguest/vboxguest_core.h?

I put it in include/linux/vbox_utils.h because that is where its
counterpart vbg_req_alloc() lives. But you're right that neither
is used outside of the vboxguest module, so I will move vbg_req_alloc()
to vboxguest_core.h for v2 and also put the new vbg_req_free() there.

Regards,

Hans