Commit 1b8d2afd authored May 06, 2016 by Dan Williams

libnvdimm, pfn: fix ARCH=alpha allmodconfig build failure



I had relied on the kbuild robot for cross build coverage, however it
only builds alpha_defconfig.  Switch from HPAGE_SIZE to PMD_SIZE, which
is more widely defined.

Fixes: 658922e5 ("libnvdimm, pfn: fix memmap reservation sizing")
Cc: <stable@vger.kernel.org>
Reported-by: Guenter Roeck <guenter@roeck-us.net>
Tested-by: Guenter Roeck <guenter@roeck-us.net>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>

parent 2eea6582

drivers/nvdimm/pmem.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -402,9 +402,9 @@ static int nd_pfn_init(struct nd_pfn *nd_pfn)

		/*
		* vmemmap_populate_hugepages() allocates the memmap array in
		* HPAGE_SIZE chunks.
		* PMD_SIZE chunks.
		*/
		memmap_size = ALIGN(64 * npfns, HPAGE_SIZE);
		memmap_size = ALIGN(64 * npfns, PMD_SIZE);
		offset = ALIGN(start + SZ_8K + memmap_size, nd_pfn->align)
		- start;
		} else if (nd_pfn->mode == PFN_MODE_RAM)

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