On 12/24/2016 04:18 PM, Geliang Tang wrote:
> On Fri, Dec 23, 2016 at 07:51:56PM +0100, Marek Vasut wrote:
>> On 12/20/2016 02:54 PM, Geliang Tang wrote:
>>> Since macros MTDSWAP_ECNT_MIN() and MTDSWAP_ECNT_MAX() have been
>>> defined in mtdswap.c, use them instead of open-coding.
>>>
>>> Signed-off-by: Geliang Tang <geliangt...@gmail.com>
>>
>> Sorry for getting to this so late. The patch is fine, but if you grep
>> for 'rb_first' in the mtdswap driver , you'll see you can also use the
>> MTDSWAP_ECNT_MIN macro in mtdswap_map_free_block() and in
>> mtdswap_pick_gc_blk() . Can you fix those too ?
>
> Hi Marek,
>
> Thanks for your review. I double checked the code and found out that we can't
> use MTDSWAP_ECNT_MIN macro in mtdswap_map_free_block() and
> mtdswap_pick_gc_eblk().
> Since the MTDSWAP_ECNT_MIN macro points to erase_count field of swap_eb, and
> erase_count field are not used in these two functions. Isn't it?
Ah, true, I missed that. In that case, just this patch is fine, thanks !
> -Geliang
>
>>
>> Otherwise:
>> Acked-by: Marek Vasut <marek.va...@gmail.com>
>>
>>> ---
>>> drivers/mtd/mtdswap.c | 6 ++----
>>> 1 file changed, 2 insertions(+), 4 deletions(-)
>>>
>>> diff --git a/drivers/mtd/mtdswap.c b/drivers/mtd/mtdswap.c
>>> index c40e2c9..f12879a 100644
>>> --- a/drivers/mtd/mtdswap.c
>>> +++ b/drivers/mtd/mtdswap.c
>>> @@ -1235,10 +1235,8 @@ static int mtdswap_show(struct seq_file *s, void
>>> *data)
>>>
>>> if (root->rb_node) {
>>> count[i] = d->trees[i].count;
>>> - min[i] = rb_entry(rb_first(root), struct swap_eb,
>>> - rb)->erase_count;
>>> - max[i] = rb_entry(rb_last(root), struct swap_eb,
>>> - rb)->erase_count;
>>> + min[i] = MTDSWAP_ECNT_MIN(root);
>>> + max[i] = MTDSWAP_ECNT_MAX(root);
>>> } else
>>> count[i] = 0;
>>> }
>>>
>>
>>
>> --
>> Best regards,
>> Marek Vasut
--
Best regards,
Marek Vasut
