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SubjectRe: [PATCH v12 3/4] pstore/blk: support pmsg for pstore block
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Hi,

On 2019-03-06 09:16, Randy Dunlap wrote:
> Hi,
>
> On 2/27/19 11:12 PM, liaoweixiong wrote:
>> diff --git a/fs/pstore/Kconfig b/fs/pstore/Kconfig
>> index 7dfe00b..b417bf5 100644
>> --- a/fs/pstore/Kconfig
>> +++ b/fs/pstore/Kconfig
>> @@ -210,6 +210,27 @@ config PSTORE_BLKOOPS_DMESG_SIZE
>> It is the first priority. Take care of that blkoops will take lower
>> priority settings if higher priority one do not set.
>>
>> +config PSTORE_BLKOOPS_PMSG_SIZE
>> + int "pmsg size in kbytes for blkoops"
>> + depends on PSTORE_BLKOOPS
>> + default 64
>> + help
>> + This just sets size of pmsg (pmsg_size) for pstore/blk. The value must
>> + be a multiple of 4096. Pmsg work only if "blkdev" is set.
>
> works
>

Fixed.

>> +
>> + NOTE that, there are three ways to set parameters of blkoops and
>> + prioritize according to configuration flexibility. That is
>> + Kconfig < device tree < module parameters. It means that the value can
>> + be overwritten by higher priority settings.
>> + 1. Kconfig
>> + It just sets a default value.
>> + 2. device tree
>> + It is set on device tree, which will overwrites value from Kconfig,
>
> overwrite the value from Kconfig,
>

Fixed.

>> + but can also be overwritten by module parameters.
>> + 3. module parameters
>> + It is the first priority. Take care of that blkoops will take lower
>> + priority settings if higher priority one do not set.
>> +
>> config PSTORE_BLKOOPS_TOTAL_SIZE
>> int "total size in kbytes for blkoops"
>> depends on PSTORE_BLKOOPS
>
> cheers.
>

Thank you. Cheers.

--
liaoweixiong

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