linux-kernel - Re: [PATCH] config/mips: support zswap function

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Message-ID: <021efce7-1e40-43a6-9bfd-0d968bfcd5a8@kylinos.cn>
Date: Wed, 20 Mar 2024 14:44:21 +0800
From: mengfanhui <mengfanhui@...inos.cn>
To: Yosry Ahmed <yosryahmed@...gle.com>
Cc: tsbogend@...ha.franken.de, geert+renesas@...der.be,
 linux-mips@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-mm@...r.kernel.org, hannes@...xchg.org, nphamcs@...il.com,
 chengming.zhou@...ux.dev
Subject: Re: [PATCH] config/mips: support zswap function

Zswap and zsmalloc are compression methods, and kernel configuration can be configured simultaneously.
zbud is an algorithm, and users can use that method if they want to use it.It won't affect each other.

在 2024/3/20 14:00, Yosry Ahmed 写道:
> On Fri, Jan 26, 2024 at 03:55:47PM +0800, mengfanhui wrote:
>> Solution /sys/module/zswap/parameters/enabled attribute node
>> does not exist issue，handle zpool zbud initialization failed,
>> open CONFIG_ZSWAP CONFIG_ZPOOL CONFIG_ZBUD configuration,manual
>> zswap function by /sys/module/zswap/parameters/enabled file
>>
>> Signed-off-by: mengfanhui <mengfanhui@...inos.cn>
>> ---
>>  arch/mips/configs/generic_defconfig | 3 +++
>>  1 file changed, 3 insertions(+)
>>
>> diff --git a/arch/mips/configs/generic_defconfig b/arch/mips/configs/generic_defconfig
>> index 071e2205c7ed..14884df392f4 100644
>> --- a/arch/mips/configs/generic_defconfig
>> +++ b/arch/mips/configs/generic_defconfig
>> @@ -13,6 +13,9 @@ CONFIG_CGROUP_DEVICE=y
>>  CONFIG_CGROUP_CPUACCT=y
>>  CONFIG_NAMESPACES=y
>>  CONFIG_USER_NS=y
>> +CONFIG_ZSWAP=y
>> +CONFIG_ZPOOL=y
>> +CONFIG_ZBUD=y
> 
> Any reason for choosing zbud over zsmalloc, the default zswap allocator?
> 
>>  CONFIG_SCHED_AUTOGROUP=y
>>  CONFIG_BLK_DEV_INITRD=y
>>  CONFIG_BPF_SYSCALL=y
>> -- 
>> 2.25.1
>>