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2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

 kernel/drivers/nvdimm/badrange.c
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@@ -1,14 +1,6 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * Copyright(c) 2017 Intel Corporation. All rights reserved.
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of version 2 of the GNU General Public License as
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- * published by the Free Software Foundation.
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- *
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- * This program is distributed in the hope that it will be useful, but
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- * WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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- * General Public License for more details.
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  */
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 #include <linux/libnvdimm.h>
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 #include <linux/badblocks.h>
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@@ -219,7 +211,7 @@
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 }
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 static void badblocks_populate(struct badrange *badrange,
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-		struct badblocks *bb, const struct resource *res)
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+		struct badblocks *bb, const struct range *range)
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 {
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 	struct badrange_entry *bre;
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@@ -230,34 +222,34 @@
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 		u64 bre_end = bre->start + bre->length - 1;
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 		/* Discard intervals with no intersection */
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-		if (bre_end < res->start)
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+		if (bre_end < range->start)
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 			continue;
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-		if (bre->start >  res->end)
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+		if (bre->start > range->end)
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 			continue;
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 		/* Deal with any overlap after start of the namespace */
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-		if (bre->start >= res->start) {
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+		if (bre->start >= range->start) {
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 			u64 start = bre->start;
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 			u64 len;
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-			if (bre_end <= res->end)
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+			if (bre_end <= range->end)
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 				len = bre->length;
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 			else
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-				len = res->start + resource_size(res)
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+				len = range->start + range_len(range)
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 					- bre->start;
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-			__add_badblock_range(bb, start - res->start, len);
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+			__add_badblock_range(bb, start - range->start, len);
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 			continue;
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 		}
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 		/*
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 		 * Deal with overlap for badrange starting before
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 		 * the namespace.
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 		 */
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-		if (bre->start < res->start) {
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+		if (bre->start < range->start) {
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 			u64 len;
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-			if (bre_end < res->end)
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-				len = bre->start + bre->length - res->start;
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+			if (bre_end < range->end)
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+				len = bre->start + bre->length - range->start;
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 			else
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-				len = resource_size(res);
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+				len = range_len(range);
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 			__add_badblock_range(bb, 0, len);
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 		}
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 	}
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@@ -275,7 +267,7 @@
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  * and add badblocks entries for all matching sub-ranges
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  */
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 void nvdimm_badblocks_populate(struct nd_region *nd_region,
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-		struct badblocks *bb, const struct resource *res)
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+		struct badblocks *bb, const struct range *range)
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 {
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 	struct nvdimm_bus *nvdimm_bus;
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@@ -287,7 +279,7 @@
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 	nvdimm_bus = walk_to_nvdimm_bus(&nd_region->dev);
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 	nvdimm_bus_lock(&nvdimm_bus->dev);
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-	badblocks_populate(&nvdimm_bus->badrange, bb, res);
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+	badblocks_populate(&nvdimm_bus->badrange, bb, range);
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 	nvdimm_bus_unlock(&nvdimm_bus->dev);
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 }
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 EXPORT_SYMBOL_GPL(nvdimm_badblocks_populate);