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SubjectRe: [PATCH 3/8 linux-next] libnvdimm, namespace: move persistence warning
On Fri, Dec 2, 2016 at 11:20 AM, Fabian Frederick <fabf@skynet.be> wrote:
> There's no need to warn on persistence yet as some validity tests
> are on the way.
>
> Signed-off-by: Fabian Frederick <fabf@skynet.be>
> ---
> drivers/nvdimm/pmem.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c
> index 822a712..204912c 100644
> --- a/drivers/nvdimm/pmem.c
> +++ b/drivers/nvdimm/pmem.c
> @@ -266,9 +266,6 @@ static int pmem_attach_disk(struct device *dev,
> dev_set_drvdata(dev, pmem);
> pmem->phys_addr = res->start;
> pmem->size = resource_size(res);
> - if (nvdimm_has_flush(nd_region) < 0)
> - dev_warn(dev, "unable to guarantee persistence of writes due to unknown flushing capability of the memory region\n");
> -
> if (!devm_request_mem_region(dev, res->start, resource_size(res),
> dev_name(dev))) {
> dev_warn(dev, "could not reserve region %pR\n", res);
> @@ -279,6 +276,9 @@ static int pmem_attach_disk(struct device *dev,
> if (!q)
> return -ENOMEM;
>
> + if (nvdimm_has_flush(nd_region) < 0)
> + dev_warn(dev, "unable to guarantee persistence of writes due to unknown flushing capability of the memory region\n");
> +
> pmem->pfn_flags = PFN_DEV;
> if (is_nd_pfn(dev)) {
> addr = devm_memremap_pages(dev, &pfn_res, &q->q_usage_counter,

With the new sub-section hotplug support I don't think we need this.

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