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Re: [Xen-devel] about blkfront.c

> If lsect stands for the number of sector to be transferred, your
> explanation is reasonable, but the following two lines give me an
> impression that lsect is the index of the last sector to be transferred:
> ---------------------------------
>     fsect = (buffer_ma & ~PAGE_MASK) >> 9;
>     lsect = fsect + nr_sectors - 1;
> -----------------------------------
> The sector index does not have to be less than 8, right? Am I wrong in
> understanding the codes?

fsect is the first sector, lsect is the last sector.

0 <= fsect <= lsect <= 7

I stand by my explanation.


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