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| author | Ross Zwisler | 2018-02-03 08:26:26 +0100 |
|---|---|---|
| committer | Ross Zwisler | 2018-02-03 08:26:26 +0100 |
| commit | ee95f4059a833839bf52972191b2d4c3d3cec552 (patch) | |
| tree | a1c8587d9b82e64a75dde376a90a3d69b0f4847a /drivers/nvdimm/pmem.c | |
| parent | Merge branch 'for-4.16/dax' into libnvdimm-for-next (diff) | |
| parent | nfit-test: Add platform cap support from ACPI 6.2a to test (diff) | |
| download | kernel-qcow2-linux-ee95f4059a833839bf52972191b2d4c3d3cec552.tar.gz kernel-qcow2-linux-ee95f4059a833839bf52972191b2d4c3d3cec552.tar.xz kernel-qcow2-linux-ee95f4059a833839bf52972191b2d4c3d3cec552.zip | |
Merge branch 'for-4.16/nfit' into libnvdimm-for-next
Diffstat (limited to 'drivers/nvdimm/pmem.c')
| -rw-r--r-- | drivers/nvdimm/pmem.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c index cf074b1ce219..10041ac4032c 100644 --- a/drivers/nvdimm/pmem.c +++ b/drivers/nvdimm/pmem.c @@ -35,6 +35,7 @@ #include "pmem.h" #include "pfn.h" #include "nd.h" +#include "nd-core.h" static struct device *to_dev(struct pmem_device *pmem) { @@ -334,7 +335,8 @@ static int pmem_attach_disk(struct device *dev, dev_warn(dev, "unable to guarantee persistence of writes\n"); fua = 0; } - wbc = nvdimm_has_cache(nd_region); + wbc = nvdimm_has_cache(nd_region) && + !test_bit(ND_REGION_PERSIST_CACHE, &nd_region->flags); if (!devm_request_mem_region(dev, res->start, resource_size(res), dev_name(&ndns->dev))) { |