flashbench: start at multiple of erasesize for --open-au

Apparently, 1.5 MB erase blocks or multiples of that are more
common than I first thought, so automatically try to handle these
by starting at a multiple of the erase blcok.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
1 file changed
tree: cfe5d3dca046085bcfdfb01acbe7eb17834463b9
  1. Makefile
  3. dev.c
  4. dev.h
  5. erase.c
  6. flashbench.c
  7. vm.c
  8. vm.h