Re: [PATCH] block: add BLK_FEAT_LBS to check for PAGE_SIZE limit

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On Tue, Mar 11, 2025 at 10:37:27PM -0700, Luis Chamberlain wrote:
> > If you need extra per-driver validatation, do it in the driver.
> 
> Are you suggesting we just move back the PAGE_SIZE check,

PAGE_SIZE now is a consumer (i.e. file system) limitation.  Having
a flag in the provider (driver) does not make sense.

> or to keep
> the checks for the block driver limits into each driver?

Most drivers probably don't have a limit other than than that implicit
by the field width used for reporting.  So in general the driver should
not need any checks.  The only exceptions might be for virtual drivers
where the value comes from userspace, but even then it is a bit doubtful.





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