On Wed, 2011-10-19 at 13:49 -0700, Roland Dreier wrote:
> On Wed, Oct 19, 2011 at 1:45 PM, Nicholas A. Bellinger
> <nab@xxxxxxxxxxxxxxx> wrote:
> > It's still a bug if the response length fills beyond the allocation
> > length, regardless of if we have a whole page or not for backing memory
> > in v3.1 code.
>
> I'm not following you. With 3.1 code, suppose an initiator sends an allocation
> length of 4 ("just give me the response length") and our actual response ends
> up being 24 bytes. The 3.1 code would fill in the full 24 byte response, but
> nothing bad would happen because we allocated a whole page anyway. (We'd
> only send back up to the command's allocation length as I understand the code,
> so the right response would go on the wire)
>
Thats fine, but I want to reject with less than 4 byte allocation
length, and do not want the buffer filled in beyond what allocation
length is asking for regardless of the backing memory.
--nab
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