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| author | Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com> | 2019-09-05 18:46:02 +0300 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2019-09-06 02:11:14 +0300 |
| commit | 5b26db95fee3f1ce0d096b2de0ac6f3716171093 (patch) | |
| tree | d927139658fccca825a0448052d32693dac766e6 /drivers/nvdimm | |
| parent | 047e0eff1f150220d615c35c36af225f3e1ed057 (diff) | |
| download | linux-5b26db95fee3f1ce0d096b2de0ac6f3716171093.tar.xz | |
libnvdimm: Use PAGE_SIZE instead of SZ_4K for align check
Architectures have different page size than 4K. Use the PAGE_SIZE
to make sure ranges are correctly aligned.
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
Link: https://lore.kernel.org/r/20190905154603.10349-7-aneesh.kumar@linux.ibm.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/nvdimm')
| -rw-r--r-- | drivers/nvdimm/namespace_devs.c | 6 | ||||
| -rw-r--r-- | drivers/nvdimm/region_devs.c | 8 |
2 files changed, 7 insertions, 7 deletions
diff --git a/drivers/nvdimm/namespace_devs.c b/drivers/nvdimm/namespace_devs.c index 3be81f7b9ed3..43401325c874 100644 --- a/drivers/nvdimm/namespace_devs.c +++ b/drivers/nvdimm/namespace_devs.c @@ -1006,10 +1006,10 @@ static ssize_t __size_store(struct device *dev, unsigned long long val) return -ENXIO; } - div_u64_rem(val, SZ_4K * nd_region->ndr_mappings, &remainder); + div_u64_rem(val, PAGE_SIZE * nd_region->ndr_mappings, &remainder); if (remainder) { - dev_dbg(dev, "%llu is not %dK aligned\n", val, - (SZ_4K * nd_region->ndr_mappings) / SZ_1K); + dev_dbg(dev, "%llu is not %ldK aligned\n", val, + (PAGE_SIZE * nd_region->ndr_mappings) / SZ_1K); return -EINVAL; } diff --git a/drivers/nvdimm/region_devs.c b/drivers/nvdimm/region_devs.c index cd6da354eae4..3fd6b59abd33 100644 --- a/drivers/nvdimm/region_devs.c +++ b/drivers/nvdimm/region_devs.c @@ -944,10 +944,10 @@ static struct nd_region *nd_region_create(struct nvdimm_bus *nvdimm_bus, struct nd_mapping_desc *mapping = &ndr_desc->mapping[i]; struct nvdimm *nvdimm = mapping->nvdimm; - if ((mapping->start | mapping->size) % SZ_4K) { - dev_err(&nvdimm_bus->dev, "%s: %s mapping%d is not 4K aligned\n", - caller, dev_name(&nvdimm->dev), i); - + if ((mapping->start | mapping->size) % PAGE_SIZE) { + dev_err(&nvdimm_bus->dev, + "%s: %s mapping%d is not %ld aligned\n", + caller, dev_name(&nvdimm->dev), i, PAGE_SIZE); return NULL; } |