[PATCH v2 00/20] fscache, erofs: fscache-based demand-read semantics
dhowells at redhat.com
Wed Jan 26 19:51:35 AEDT 2022
JeffleXu <jefflexu at linux.alibaba.com> wrote:
> Besides, what does the 'offset' mean?
Assuming you're storing multiple erofs files within the same backend file, you
need to tell the the cache backend how to find the data. Assuming the erofs
data is arranged such that each erofs file is a single contiguous region, then
you need a pathname and a file offset to find one of them.
More information about the Linux-erofs