Re: [PATCH] Allow curl to rewind the read buffers

> It may be obvious to people proficient in cURL, but I had to guess that
> you perhaps meant to say "when using multi-pass authentication methods,
> cURL library may need to rewind the read buffers (depending on what is fed
> by the server), and in order to allow the library to do so, we need to
> tell it how by providing the way to manipulate the buffers we supply with
> these IOCTL callbacks."
> 
> Do I understand you correctly?

> My point is that the your two-line statement of fact (with a bit more
> explanation of the fact that follows) was clear but it was unclear to me
> how that fact translates to the need of what the patch does.  We would
> want the commit log message to be helpful to people who look at the code 6
> months down the line and wonder why these lines were added.