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SubjectRe: [RESEND,v5,1/2] bio: limit bio max size
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On 4/7/21 3:27 AM, Damien Le Moal wrote:
> On 2021/04/07 18:46, Changheun Lee wrote:
>> I'll prepare new patch as you recommand. It will be added setting of
>> limit_bio_size automatically when queue max sectors is determined.
>
> Please do that in the driver for the HW that benefits from it. Do not do this
> for all block devices.

Hmm ... is it ever useful to build a bio with a size that exceeds
max_hw_sectors when submitting a bio directly to a block device, or in
other words, if no stacked block driver sits between the submitter and
the block device? Am I perhaps missing something?

Thanks,

Bart.

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