add boot partition size

hc

2023-12-11 d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d

 kernel/drivers/nvdimm/e820.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * Copyright (c) 2015, Christoph Hellwig.
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  * Copyright (c) 2015, Intel Corporation.
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@@ -6,17 +7,7 @@
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 #include <linux/memory_hotplug.h>
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 #include <linux/libnvdimm.h>
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 #include <linux/module.h>
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-
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-static const struct attribute_group *e820_pmem_attribute_groups[] = {
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-	&nvdimm_bus_attribute_group,
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-	NULL,
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-};
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-
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-static const struct attribute_group *e820_pmem_region_attribute_groups[] = {
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-	&nd_region_attribute_group,
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-	&nd_device_attribute_group,
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-	NULL,
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-};
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+#include <linux/numa.h>
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 static int e820_pmem_remove(struct platform_device *pdev)
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 {
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@@ -26,27 +17,16 @@
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 	return 0;
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 }
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-#ifdef CONFIG_MEMORY_HOTPLUG
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-static int e820_range_to_nid(resource_size_t addr)
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-{
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-	return memory_add_physaddr_to_nid(addr);
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-}
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-#else
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-static int e820_range_to_nid(resource_size_t addr)
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-{
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-	return NUMA_NO_NODE;
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-}
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-#endif
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-
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 static int e820_register_one(struct resource *res, void *data)
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 {
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 	struct nd_region_desc ndr_desc;
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 	struct nvdimm_bus *nvdimm_bus = data;
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+	int nid = phys_to_target_node(res->start);
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 	memset(&ndr_desc, 0, sizeof(ndr_desc));
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 	ndr_desc.res = res;
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-	ndr_desc.attr_groups = e820_pmem_region_attribute_groups;
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-	ndr_desc.numa_node = e820_range_to_nid(res->start);
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+	ndr_desc.numa_node = numa_map_to_online_node(nid);
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+	ndr_desc.target_node = nid;
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 	set_bit(ND_REGION_PAGEMAP, &ndr_desc.flags);
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 	if (!nvdimm_pmem_region_create(nvdimm_bus, &ndr_desc))
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 		return -ENXIO;
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@@ -60,7 +40,6 @@
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 	struct nvdimm_bus *nvdimm_bus;
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 	int rc = -ENXIO;
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-	nd_desc.attr_groups = e820_pmem_attribute_groups;
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 	nd_desc.provider_name = "e820";
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 	nd_desc.module = THIS_MODULE;
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 	nvdimm_bus = nvdimm_bus_register(dev, &nd_desc);