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libnvdimm, pmem: use nvdimm_flush() for namespace I/O writes 

nsio_rw_bytes() is used to write info block metadata to the namespace,
so it should trigger a flush after every write.  Replace wmb_pmem() with
nvdimm_flush() in this path.

Cc: Ross Zwisler <ross.zwisler@linux.intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
hifive-unleashed-5.1
Dan Williams 2016-06-01 23:14:22 -07:00
parent 14df6a4e7e
commit 91131dbd1d
1 changed files with 1 additions and 1 deletions
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2
drivers/nvdimm/claim.c
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@ -240,7 +240,7 @@ static int nsio_rw_bytes(struct nd_namespace_common *ndns,
return memcpy_from_pmem(buf, nsio->addr + offset, size);
} else {
memcpy_to_pmem(nsio->addr + offset, buf, size);
wmb_pmem();
nvdimm_flush(to_nd_region(ndns->dev.parent));
}
return 0;