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libnvdimm, pfn: fix align attribute

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commit af7d9f0c57941b465043681cb5c3410f7f3f1a41 upstream.

Fix the format specifier so that the attribute can be parsed correctly.
Currently it returns decimal 1000 for a 4096-byte alignment.

Reported-by: Dave Jiang <dave.jiang@intel.com>
Fixes: 315c562536c4 ("libnvdimm, pfn: add 'align' attribute, default to HPAGE_SIZE")
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Dan Williams 2016-12-10 08:12:05 -08:00 committed by Greg Kroah-Hartman
parent 6838ac1253
commit 630a2ef354
1 changed files with 1 additions and 1 deletions
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2
drivers/nvdimm/pfn_devs.c
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@ -108,7 +108,7 @@ static ssize_t align_show(struct device *dev,
{
struct nd_pfn *nd_pfn = to_nd_pfn_safe(dev);
return sprintf(buf, "%lx\n", nd_pfn->align);
return sprintf(buf, "%ld\n", nd_pfn->align);
}
static ssize_t __align_store(struct nd_pfn *nd_pfn, const char *buf)