[Cluster-devel] [PATCH 11/30] iomap: add the new iomap_iter model
dan.j.williams at intel.com
Fri Aug 20 15:27:14 UTC 2021
On Thu, Aug 19, 2021 at 9:12 PM Christoph Hellwig <hch at lst.de> wrote:
> On Thu, Aug 19, 2021 at 02:25:52PM -0700, Dan Williams wrote:
> > Given most of the iomap_iter users don't care about srcmap, i.e. are
> > not COW cases, they are leaving srcmap zero initialized. Should the
> > IOMAP types be incremented by one so that there is no IOMAP_HOLE
> > confusion? In other words, fold something like this?
> A hole really means nothing to read from the source. The existing code
> also relies on that.
Ok, I've since found iomap_iter_srcmap(). Sorry for the noise.
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