Re: [PATCH v2] csum-file: make hashwrite() more readable

> However, during this investigation, I inspected hashwrite() and
> misunderstood it, even after looking closely and trying to make it
> faster. This change simply reorganizes some parts of the loop within
> hashwrite() to make it clear that each batch either uses memcpy() to the
> hashfile's buffer or writes directly from the input buffer. The previous
> code relied on indirection through local variables and essentially
> inlined the implementation of hashflush() to reduce lines of code.