This should enable us to catch if we are initializing the namespace with a wrong size.
Signed-off-by: Aneesh Kumar K.V <[email protected]> --- drivers/nvdimm/namespace_devs.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/nvdimm/namespace_devs.c b/drivers/nvdimm/namespace_devs.c index 0e4c04765cb8..06b55c41660d 100644 --- a/drivers/nvdimm/namespace_devs.c +++ b/drivers/nvdimm/namespace_devs.c @@ -967,6 +967,18 @@ static void nd_namespace_pmem_set_resource(struct nd_region *nd_region, out: res->start = nd_region->ndr_start + offset; res->end = res->start + size - 1; +#ifdef CONFIG_DEBUG_VM + if (size) { + unsigned long map_size; + + map_size = nvdimm_validate_namespace_size(nd_region, size, arch_namespace_align_size()); + WARN_ON(map_size); + + map_size = nvdimm_validate_namespace_size(nd_region, res->start, arch_namespace_align_size()); + WARN_ON(map_size); + + } +#endif } static bool uuid_not_set(const u8 *uuid, struct device *dev, const char *where) -- 2.23.0 _______________________________________________ Linux-nvdimm mailing list -- [email protected] To unsubscribe send an email to [email protected]
