Re: [PATCH v5 12/12] md: fix abnormal io_opt from member disks

Hi,

在 2026/1/19 14:48, Christoph Hellwig 写道:
> On Sat, Jan 17, 2026 at 11:28:49AM +0800, Coly Li wrote:
>>> 2026年1月16日 23:08，Christoph Hellwig <[email protected]> 写道：
>>>
>>> On Thu, Jan 15, 2026 at 01:12:40AM +0800, Yu Kuai wrote:
>>>> It's reported that mtp3sas can report abnormal io_opt, for consequence,
>>>> md array will end up with abnormal io_opt as well, due to the
>>> How do you define "abnormal”?
>> E.g. a spinning hard drive connect to this HBA card reports its max_sectors as 32767 sectors.
>> This is around 16MB and too large for normal hard drive.
> Which is larger than what we'd expect for the HDD itself, where it
> should be around 1MB.  But HBAs do weird stuff, so it might actually
> be correct here.  Have you talked to the mpt3sas maintainers?

We CC them in several previous threads, however, they're not responding. :(

>
-- 
Thansk,
Kuai