>
> > If it is not reasonable to fix all the brokern drivers,
> > how about making this configurable (to do variable size IO) ?
> > Do you favour this solution ?
>
> We have hardware that requires aligned power of two for writes (ie 4K on
> 4K boundaries only). The 3ware is one example Jeff Merkey found
>
emm.. come to think of it, I can easily (2 line) change my patch to
do 512 byte buffer heads till we get PAGE alignment and then start
issuing 4K IO buffer heads. What do you think ? will this work ?
And also, do you know any low level drivers Ben mentioning:
> low level drivers, some of which assume that
> all buffer heads within a request have the same block size.
Is it still true for 2.4 ?
Regards,
Badari
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