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authorLinus Torvalds <torvalds@linux-foundation.org>2019-09-29 10:33:41 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2019-09-29 10:33:41 -0700
commita3c0e7b1fe1fc62bba5f591c4bc404eea96823b8 (patch)
tree494409b373e8d43e72c88d228e77f3d3aaf46a91 /drivers/nvdimm/namespace_devs.c
parentMerge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/evalenti/linux-soc-thermal (diff)
parentlibnvdimm/region: Enable MAP_SYNC for volatile regions (diff)
downloadwireguard-linux-a3c0e7b1fe1fc62bba5f591c4bc404eea96823b8.tar.xz
wireguard-linux-a3c0e7b1fe1fc62bba5f591c4bc404eea96823b8.zip
Merge tag 'libnvdimm-fixes-5.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm
More libnvdimm updates from Dan Williams: - Complete the reworks to interoperate with powerpc dynamic huge page sizes - Fix a crash due to missed accounting for the powerpc 'struct page'-memmap mapping granularity - Fix badblock initialization for volatile (DRAM emulated) pmem ranges - Stop triggering request_key() notifications to userspace when NVDIMM-security is disabled / not present - Miscellaneous small fixups * tag 'libnvdimm-fixes-5.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm: libnvdimm/region: Enable MAP_SYNC for volatile regions libnvdimm: prevent nvdimm from requesting key when security is disabled libnvdimm/region: Initialize bad block for volatile namespaces libnvdimm/nfit_test: Fix acpi_handle redefinition libnvdimm/altmap: Track namespace boundaries in altmap libnvdimm: Fix endian conversion issues  libnvdimm/dax: Pick the right alignment default when creating dax devices powerpc/book3s64: Export has_transparent_hugepage() related functions.
Diffstat (limited to 'drivers/nvdimm/namespace_devs.c')
-rw-r--r--drivers/nvdimm/namespace_devs.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/nvdimm/namespace_devs.c b/drivers/nvdimm/namespace_devs.c
index 43401325c874..cca0a3ba1d2c 100644
--- a/drivers/nvdimm/namespace_devs.c
+++ b/drivers/nvdimm/namespace_devs.c
@@ -1987,7 +1987,7 @@ static struct device *create_namespace_pmem(struct nd_region *nd_region,
nd_mapping = &nd_region->mapping[i];
label_ent = list_first_entry_or_null(&nd_mapping->labels,
typeof(*label_ent), list);
- label0 = label_ent ? label_ent->label : 0;
+ label0 = label_ent ? label_ent->label : NULL;
if (!label0) {
WARN_ON(1);
@@ -2322,8 +2322,9 @@ static struct device **scan_labels(struct nd_region *nd_region)
continue;
/* skip labels that describe extents outside of the region */
- if (nd_label->dpa < nd_mapping->start || nd_label->dpa > map_end)
- continue;
+ if (__le64_to_cpu(nd_label->dpa) < nd_mapping->start ||
+ __le64_to_cpu(nd_label->dpa) > map_end)
+ continue;
i = add_namespace_resource(nd_region, nd_label, devs, count);
if (i < 0)