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SubjectRe: PRD_ENTRIES is 256
Bartlomiej Zolnierkiewicz wrote:
> On Wednesday 25 of February 2004 10:53, William Lee Irwin III wrote:
>>PRD_ENTRIES is specified to be precisely 256; on platforms where
>>PAGE_SIZE varies from 4KB the calculation in the current expression
>>defining it is inaccurate, which may cause crashes. This patch changes
>>it to the constant literal 256.
> Ok, thanks. However I cannot find 256 entries limit in any ATA document
> and from looking at the code 512 entries shouldn't be a problem (?).

I can't find the 256 limit either, but I would swear it exists... I'll
ask around. Certainly it would be nice for lba48 to have larger tables...


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