From 4960461f5d22bb6d2965592c01805a97d55b132f Mon Sep 17 00:00:00 2001 From: Dan Williams Date: Sat, 26 Jan 2019 10:27:57 -0800 Subject: libnvdimm/pfn: Remove dax_label_reserve The reserve was for an abandoned effort to add label (partitioning support) to device-dax instances. Remove it. Signed-off-by: Dan Williams --- drivers/nvdimm/pfn_devs.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/nvdimm/pfn_devs.c b/drivers/nvdimm/pfn_devs.c index ba74a341da5d..d271bd731af7 100644 --- a/drivers/nvdimm/pfn_devs.c +++ b/drivers/nvdimm/pfn_devs.c @@ -690,7 +690,6 @@ static void trim_pfn_device(struct nd_pfn *nd_pfn, u32 *start_pad, u32 *end_trun static int nd_pfn_init(struct nd_pfn *nd_pfn) { - u32 dax_label_reserve = is_nd_dax(&nd_pfn->dev) ? SZ_128K : 0; struct nd_namespace_common *ndns = nd_pfn->ndns; struct nd_namespace_io *nsio = to_nd_namespace_io(&ndns->dev); u32 start_pad, end_trunc, reserve = info_block_reserve(); @@ -748,11 +747,10 @@ static int nd_pfn_init(struct nd_pfn *nd_pfn) * when populating the vmemmap. This *should* be equal to * PMD_SIZE for most architectures. */ - offset = ALIGN(start + reserve + 64 * npfns + dax_label_reserve, + offset = ALIGN(start + reserve + 64 * npfns, max(nd_pfn->align, PMD_SIZE)) - start; } else if (nd_pfn->mode == PFN_MODE_RAM) - offset = ALIGN(start + reserve + dax_label_reserve, - nd_pfn->align) - start; + offset = ALIGN(start + reserve, nd_pfn->align) - start; else return -ENXIO; -- cgit v1.2.3-59-g8ed1b