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Groups > linux.kernel > #1322492
| From | Dan Williams <dan.j.williams@intel.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 1/3] libnvdimm: fix mode determination for e820 devices |
| Date | 2016-01-30 19:50 +0100 |
| Message-ID | <qWIKR-81s-7@gated-at.bofh.it> (permalink) |
| References | <qWIKR-81s-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Correctly display "safe" mode when a btt is established on a e820/memmap defined pmem namespace. Signed-off-by: Dan Williams <dan.j.williams@intel.com> --- drivers/nvdimm/namespace_devs.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/nvdimm/namespace_devs.c b/drivers/nvdimm/namespace_devs.c index 8ebfcaae3f5a..9edf7eb7d17c 100644 --- a/drivers/nvdimm/namespace_devs.c +++ b/drivers/nvdimm/namespace_devs.c @@ -1277,10 +1277,12 @@ static ssize_t mode_show(struct device *dev, device_lock(dev); claim = ndns->claim; - if (pmem_should_map_pages(dev) || (claim && is_nd_pfn(claim))) - mode = "memory"; - else if (claim && is_nd_btt(claim)) + if (claim && is_nd_btt(claim)) mode = "safe"; + else if (claim && is_nd_pfn(claim)) + mode = "memory"; + else if (!claim && pmem_should_map_pages(dev)) + mode = "memory"; else mode = "raw"; rc = sprintf(buf, "%s\n", mode);
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[PATCH 0/3] libnvdimm: fix memmap in pmem support Dan Williams <dan.j.williams@intel.com> - 2016-01-30 19:50 +0100 [PATCH 2/3] libnvdimm, pfn: fix restoring memmap location Dan Williams <dan.j.williams@intel.com> - 2016-01-30 19:50 +0100 [PATCH 1/3] libnvdimm: fix mode determination for e820 devices Dan Williams <dan.j.williams@intel.com> - 2016-01-30 19:50 +0100 [PATCH 3/3] devm_memremap_pages: fix vmem_altmap lifetime + alignment handling Dan Williams <dan.j.williams@intel.com> - 2016-01-30 19:50 +0100
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