Messages in this thread |  | | | Date | Sun, 30 Nov 2003 18:31:27 +0100 | | From | Jens Axboe <> | | Subject | Re: Silicon Image 3112A SATA trouble |
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On Sun, Nov 30 2003, Jeff Garzik wrote: > Jens Axboe wrote: > >>Well, the constraint we must satisfy is > >> > >> sector_count % 15 != 1 > > > > > > (sector_count % 15 != 1) && (sector_count != 1) > > > >to be more precise :) > > > Thanks for the clarification, I did not know that. > > Avoiding sector_count==1 requires additional code :( Valid requests > might be a single sector. With page-based blkdevs requests smaller than > a page would certainly be infrequent, but are still possible, with bsg > for example...
You misread it... sector_count == 1 is fine, sector_count % 15 == 1 is ok when sector_count is 1 (it would have to be, or sector_count == 1 would not be ok :)
-- Jens Axboe
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