Messages in this thread | | | Subject | Re: [RESEND,v5,1/2] bio: limit bio max size | From | Bart Van Assche <> | Date | Fri, 9 Apr 2021 07:47:23 -0700 |
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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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