From 2dc43331e34fa992a67f42ed44e5111cafafd6f3 Mon Sep 17 00:00:00 2001 From: Dan Williams Date: Sun, 13 Dec 2015 11:41:36 -0800 Subject: libnvdimm, pfn: fix pfn seed creation Similar to btt, plant a new pfn seed when the existing one is activated. Signed-off-by: Dan Williams --- drivers/nvdimm/namespace_devs.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'drivers/nvdimm/namespace_devs.c') diff --git a/drivers/nvdimm/namespace_devs.c b/drivers/nvdimm/namespace_devs.c index f981177524a1..ea8dd0cb28ca 100644 --- a/drivers/nvdimm/namespace_devs.c +++ b/drivers/nvdimm/namespace_devs.c @@ -1707,6 +1707,18 @@ void nd_region_create_blk_seed(struct nd_region *nd_region) nd_device_register(nd_region->ns_seed); } +void nd_region_create_pfn_seed(struct nd_region *nd_region) +{ + WARN_ON(!is_nvdimm_bus_locked(&nd_region->dev)); + nd_region->pfn_seed = nd_pfn_create(nd_region); + /* + * Seed creation failures are not fatal, provisioning is simply + * disabled until memory becomes available + */ + if (!nd_region->pfn_seed) + dev_err(&nd_region->dev, "failed to create pfn namespace\n"); +} + void nd_region_create_btt_seed(struct nd_region *nd_region) { WARN_ON(!is_nvdimm_bus_locked(&nd_region->dev)); -- cgit v1.2.1