From: Aneesh Kumar K.V Date: Thu, 5 Sep 2019 15:46:01 +0000 (+0530) Subject: libnvdimm/label: Remove the dpa align check X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=047e0eff1f150220d615c35c36af225f3e1ed057;p=linux.git libnvdimm/label: Remove the dpa align check There's no strict requirement why slot_valid() needs to check for page alignment and it would seem to actively hurt cross-page-size compatibility. Let's delete the check and rely on checksum validation. Signed-off-by: Aneesh Kumar K.V Link: https://lore.kernel.org/r/20190905154603.10349-6-aneesh.kumar@linux.ibm.com Signed-off-by: Dan Williams --- diff --git a/drivers/nvdimm/label.c b/drivers/nvdimm/label.c index 73e197babc2ff..47a4828b8b310 100644 --- a/drivers/nvdimm/label.c +++ b/drivers/nvdimm/label.c @@ -353,11 +353,6 @@ static bool slot_valid(struct nvdimm_drvdata *ndd, if (slot != __le32_to_cpu(nd_label->slot)) return false; - /* check that DPA allocations are page aligned */ - if ((__le64_to_cpu(nd_label->dpa) - | __le64_to_cpu(nd_label->rawsize)) % SZ_4K) - return false; - /* check checksum */ if (namespace_label_has(ndd, checksum)) { u64 sum, sum_save;