NAK: [xenial/linux-kvm][SRU][PATCH 1/1] UBUNTU: [Config]: enable CONFIG_ZRAM

[Po-Hsu Lin]

Thanks, I will send V2 for this.

BTW, how did you find this issue, I tried to build the kernel before
sending this patch but the compiler didn't complain about his.

On Wed, Aug 15, 2018 at 12:01 AM, Kleber Souza
<kleber.souza at canonical.com> wrote:
> On 08/03/18 08:51, Po-Hsu Lin wrote:
>> BugLink: https://bugs.launchpad.net/bugs/1766823
>>
>> zram is an useful module for memory constrained systems. However it's
>> imposibble for KVM kernel user to use it.
>>
>> Enable the CONFIG_ZRAM and other related configs like in generic kernel to make
>> it available for KVM kernels, so that it can pass the ubuntu_zram_smoke_test
>> in the SRU regression test suite.
>>
>> Signed-off-by: Po-Hsu Lin <po-hsu.lin at canonical.com>
>> ---
>>  debian.kvm/config/config.common.ubuntu | 7 ++++++-
>>  1 file changed, 6 insertions(+), 1 deletion(-)
>>
>> diff --git a/debian.kvm/config/config.common.ubuntu b/debian.kvm/config/config.common.ubuntu
>> index 20e51ff2..d2093c1 100644
>> --- a/debian.kvm/config/config.common.ubuntu
>> +++ b/debian.kvm/config/config.common.ubuntu
>> @@ -1709,6 +1709,7 @@ CONFIG_PERF_EVENTS=y
>>  CONFIG_PERF_EVENTS_INTEL_UNCORE=y
>>  # CONFIG_PERSISTENT_KEYRINGS is not set
>>  CONFIG_PGTABLE_LEVELS=4
>> +CONFIG_PGTABLE_MAPPING=y
>>  # CONFIG_PHANTOM is not set
>>  # CONFIG_PHONET is not set
>>  # CONFIG_PHYLIB is not set
>> @@ -2291,4 +2292,8 @@ CONFIG_ZLIB_INFLATE=y
>>  CONFIG_ZONE_DMA32=y
>>  CONFIG_ZONE_DMA_FLAG=0
>>  # CONFIG_ZPOOL is not set
>> -# CONFIG_ZSMALLOC is not set
>> +CONFIG_ZRAM=m
>> +CONFIG_ZRAM_LZ4_COMPRESS=y
>> +CONFIG_ZRAM_WRITEBACK=y
>
> CONFIG_ZRAM_WRITEBACK hasn't been implemented yet in Xenial's 4.4 kernel.
>
>> +CONFIG_ZSMALLOC=y
>> +# CONFIG_ZSMALLOC_STAT is not set
>>
>