On Mon, 11 Feb 2013 18:24:05 +0900 (JST)
FUJITA Tomonori <fujita.tomonori@xxxxxxxxxxxxx> wrote:
> On Mon, 11 Feb 2013 11:16:23 +0200
> Alexander Nezhinsky <nezhinsky@xxxxxxxxx> wrote:
>
>> On Mon, Feb 11, 2013 at 10:39 AM, FUJITA Tomonori
>> <fujita.tomonori@xxxxxxxxxxxxx> wrote:
>>
>>> Alexander Nezhinsky <nezhinsky@xxxxxxxxx> wrote:
>>>> For example, please see build_mode_page() usage pattern.
>>
>>> I already read that code. Why you can't simply do something like:
>>> actual_len = mem_copy_n32(data, hdr, hdr_size,
>>> remain_len);
>>> *avail_len += hdr_size;
>>>
>>> mem_copy_n32 unconditionally adds src_len to avail_len. I don't see
>>> any point of doing that in mem_copy_n32().
>>
>> Well, i can do it either way.
>>
>> Then we are left with this:
>>>> int spc_memcpy(uint8_t *dst, uint8_t *src, uint32_t src_len, uint32_t
>>>> *remain_len)
>>>> {
>>>> int copy_len = min_t(uint32_t, *remain_len, src_len);
>>>> if (copy_len) {
>>>> memcpy(dst, src, copy_len);
>>>> *remain_len -= copy_len;
>>>> }
>>>> return copy_len;
>>>> }
>
> int spc_memcpy(uint8_t *dst, uint32_t dst_len, uint8_t *src, uint32_t src_len)
>
> Looks more normal.
>
> This is not about spc only? If so, I think that it's should be a
> different name.
uint8_t *dst, uint32_t *dst_remain_len, uint8_t *src, uint32_t src_len
>
>> As such changes affect the entire patchset, I'd prefer to finalize all
>> decisions before resending, especially regrading names, locations etc.
>>
>> Is it ok as appears above?
>>
>> Also regarding the other function:
>>>> what about safe_set_byte(...) ?
>>>> i'd leave it in utils.c, but we can move to spc.c as well
>>
>> Do you have other comments?
>
> My question is that there is any possiblity that this is used by other
> than mod_sense? If it's only about mod_sense, then please use more
> explict name.
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