Re: [PATCH 1/2] zram: free meta table in zram_meta_free

[Ganesh Mahendran]

Hello, Minchan

2015-01-29 7:17 GMT+08:00 Minchan Kim <minchan@xxxxxxxxxx>:
> On Wed, Jan 28, 2015 at 11:19:17PM +0900, Sergey Senozhatsky wrote:
>> On (01/28/15 17:15), Minchan Kim wrote:
>> > zram_meta_alloc() and zram_meta_free() are a pair.
>> > In zram_meta_alloc(), meta table is allocated. So it it better to free
>> > it in zram_meta_free().
>> >
>> > Signed-off-by: Ganesh Mahendran <opensource.ganesh@xxxxxxxxx>
>> > Signed-off-by: Minchan Kim <minchan@xxxxxxxxxx>
>> > ---
>> >  drivers/block/zram/zram_drv.c | 30 ++++++++++++++----------------
>> >  drivers/block/zram/zram_drv.h |  1 +
>> >  2 files changed, 15 insertions(+), 16 deletions(-)
>> >
>> > diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
>> > index 9250b3f54a8f..a598ada817f0 100644
>> > --- a/drivers/block/zram/zram_drv.c
>> > +++ b/drivers/block/zram/zram_drv.c
>> > @@ -309,6 +309,18 @@ static inline int valid_io_request(struct zram *zram,
>> >
>> >  static void zram_meta_free(struct zram_meta *meta)
>> >  {
>> > +   size_t index;
>>
>>
>> I don't like how we bloat structs w/o any need.
>> zram keeps ->disksize, so let's use `zram->disksize >> PAGE_SHIFT'
>> instead of introducing ->num_pages.
>
> Right. I overlooked it. I just want to send my patch[2/2] and I thought
> it would be better ganesh's patch to merge first although it's orthogonal.
>
> Ganesh, I hope you resend this patch with Sergey's suggestion.
> If you are busy, please tell me. I will do it instead of you.

OK, I will do it today.
Thanks
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