Re: [RFC mm/zswap 0/2] Fix the compatibility of zsmalloc and zswap

["tiantao (H)" <tiantao6@huawei.com>]

在 2021/1/15 2:46, Vitaly Wool 写道:
> On Fri, Dec 25, 2020 at 12:02 PM Tian Tao <tiantao6@hisilicon.com> wrote:
>> patch #1 add a flag to zpool, then zswap used to determine if zpool
>> drivers such as zbud/z3fold/zsmalloc whether can sleep in atoimc context.
>> patch #2 set flag sleep_mapped to true indicates that zbud/z3fold can
>> sleep in atomic context. zsmalloc didin't support sleep in atomic context,
>> so not set that flag to true.
>>
>> Tian Tao (2):
>>    mm/zswap: add the flag can_sleep_mapped
>>    mm: set the sleep_mapped to true for zbud and z3fold
>>
>>   include/linux/zpool.h |  3 +++
>>   mm/z3fold.c           |  1 +
>>   mm/zbud.c             |  1 +
>>   mm/zpool.c            | 13 +++++++++++++
>>   mm/zswap.c            | 50 +++++++++++++++++++++++++++++++++++++++++++++-----
>>   5 files changed, 63 insertions(+), 5 deletions(-)
> Haven't been able to actually test these yet, but looks good to me so far, so
I have tested that this patch works well，it's better to double check by 
you or someone else.
>
> Reviewed-by: Vitaly Wool <vitaly.wool@konsulko.com>
>
> Please wait a bit for Mike, Sebastian or me to actually test this.
> Also, keep them CC'd explicitly if you are to come up with a new
> version for some reason.
>
> Best regards,
>     Vitaly
> .
>