Merge patch series "iomap: zero range flush fixes"

Brian Foster <bfoster@redhat.com> says:

Here's v4 of the zero range flush improvements. No real major changes
here, mostly minor whitespace, naming issues, etc.

* patches from https://lore.kernel.org/r/20241115200155.593665-1-bfoster@redhat.com:
  iomap: elide flush from partial eof zero range
  iomap: lift zeroed mapping handling into iomap_zero_range()
  iomap: reset per-iter state on non-error iter advances

Link: https://lore.kernel.org/r/20241115200155.593665-1-bfoster@redhat.com
Signed-off-by: Christian Brauner <brauner@kernel.org>