[elrepo] kmod-sata_via module for CentOS7

[Akemi Yagi]

On Mon, Jul 12, 2021 at 4:51 AM Tristan Evans <azurepancake at gmail.com> wrote:

> On Sun, Jul 11, 2021 at 12:23 PM Akemi Yagi <amyagi at gmail.com> wrote:
>>
>> On Sun, Jul 11, 2021 at 9:18 AM Tristan Evans <azurepancake at gmail.com> wrote:
>> >
>> > Hi, I sent this before I was subscribed and I'm not sure if it got out. I am now subscribed and sending. Apologies if I created a duplicate message.
>> >
>> > I'm running into an issue with the "sata_via" module on CentOS7.
>> >
>> > I have a system that has super high I/O latency when using this module. The system is pretty much unusable. If I install CentOS8 and load the kmod-sata_via module from ELREPO, everything works great!
>> >
>> > I'm not sure what the difference is between the CentOS7 "sata_via" module and the ELREPO one, but whatever it is, it fixes my issue.
>> >
>> > The problem is, for reasons I don't think it is necessary to get into, I can't go to CentOS8. And sadly, I can't seem to find the kmod-sata_via module for CentOS7 (I would imagine that is because it is already part of the system).
>> >
>> > I'm not too sure what to do at this point to get this system running properly on CentOS7. This my be a very stupid question, but I'm asking out of desperation, is there anyway I can somehow obtain a kmod-sata_via module for CentOS7?
>> >
>> > Sorry if I'm lacking any details, still trying to learn a lot of this stuff. I will be happy to provide anything that may be useful.
>> >
>> > Thanks,
>> > Tristan
>>
>> Can you provide the device ID pairing [xxxx:yyyy] as reported by 'lspci -nn' ?
>>
>> Akemi
>
> Hi Akemi, of course:
>
> 00:0f.0 IDE interface [0101]: VIA Technologies, Inc. VT8251 Serial ATA Controller [1106:5287] (rev 20)
>

We are trying to see if we can backport the code from a newer kernel.

Akemi