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authorAneesh Kumar K.V <aneesh.kumar@linux.ibm.com>2019-09-05 18:46:02 +0300
committerDan Williams <dan.j.williams@intel.com>2019-09-06 02:11:14 +0300
commit5b26db95fee3f1ce0d096b2de0ac6f3716171093 (patch)
treed927139658fccca825a0448052d32693dac766e6 /drivers/nvdimm/namespace_devs.c
parent047e0eff1f150220d615c35c36af225f3e1ed057 (diff)
downloadlinux-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/namespace_devs.c')
-rw-r--r--drivers/nvdimm/namespace_devs.c6
1 files changed, 3 insertions, 3 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;
}