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Mikulas Patocka authored
The function dax_direct_access doesn't take partitions into account, it always maps pages from the beginning of the device. Therefore, persistent_memory_claim() must get the partition offset using get_start_sect() and add it to the page offsets passed to dax_direct_access(). Signed-off-by:
Mikulas Patocka <mpatocka@redhat.com> Fixes: 48debafe ("dm: add writecache target") Cc: stable@vger.kernel.org # 4.18+ Signed-off-by:
Mike Snitzer <snitzer@redhat.com>
f9e040ef