[PATCH v2 2/8] mm/memory_hotplug: Rename mhp_restrictions to mhp_modifiers

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The mhp_restrictions struct really doesn't specify anything resembling
a restriction anymore so rename it to be mhp_modifiers.

Signed-off-by: Logan Gunthorpe <logang@xxxxxxxxxxxx>
---
 arch/arm64/mm/mmu.c            |  4 ++--
 arch/ia64/mm/init.c            |  4 ++--
 arch/powerpc/mm/mem.c          |  4 ++--
 arch/s390/mm/init.c            |  6 +++---
 arch/sh/mm/init.c              |  4 ++--
 arch/x86/mm/init_32.c          |  4 ++--
 arch/x86/mm/init_64.c          |  8 ++++----
 include/linux/memory_hotplug.h | 12 ++++++------
 mm/memory_hotplug.c            |  8 ++++----
 mm/memremap.c                  |  8 ++++----
 10 files changed, 31 insertions(+), 31 deletions(-)

diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c
index 40797cbfba2d..3320406579c3 100644
--- a/arch/arm64/mm/mmu.c
+++ b/arch/arm64/mm/mmu.c
@@ -1050,7 +1050,7 @@ int p4d_free_pud_page(p4d_t *p4d, unsigned long addr)
 
 #ifdef CONFIG_MEMORY_HOTPLUG
 int arch_add_memory(int nid, u64 start, u64 size,
-			struct mhp_restrictions *restrictions)
+		    struct mhp_modifiers *modifiers)
 {
 	int flags = 0;
 
@@ -1063,7 +1063,7 @@ int arch_add_memory(int nid, u64 start, u64 size,
 	memblock_clear_nomap(start, size);
 
 	return __add_pages(nid, start >> PAGE_SHIFT, size >> PAGE_SHIFT,
-			   restrictions);
+			   modifiers);
 }
 void arch_remove_memory(int nid, u64 start, u64 size,
 			struct vmem_altmap *altmap)
diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c
index b01d68a2d5d9..daf438e08b96 100644
--- a/arch/ia64/mm/init.c
+++ b/arch/ia64/mm/init.c
@@ -670,13 +670,13 @@ mem_init (void)
 
 #ifdef CONFIG_MEMORY_HOTPLUG
 int arch_add_memory(int nid, u64 start, u64 size,
-			struct mhp_restrictions *restrictions)
+		    struct mhp_modifiers *modifiers)
 {
 	unsigned long start_pfn = start >> PAGE_SHIFT;
 	unsigned long nr_pages = size >> PAGE_SHIFT;
 	int ret;
 
-	ret = __add_pages(nid, start_pfn, nr_pages, restrictions);
+	ret = __add_pages(nid, start_pfn, nr_pages, modifiers);
 	if (ret)
 		printk("%s: Problem encountered in __add_pages() as ret=%d\n",
 		       __func__,  ret);
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index f5535eae637f..9dd9c3c1be7f 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -127,7 +127,7 @@ static void flush_dcache_range_chunked(unsigned long start, unsigned long stop,
 }
 
 int __ref arch_add_memory(int nid, u64 start, u64 size,
-			struct mhp_restrictions *restrictions)
+			  struct mhp_modifiers *modifiers)
 {
 	unsigned long start_pfn = start >> PAGE_SHIFT;
 	unsigned long nr_pages = size >> PAGE_SHIFT;
@@ -143,7 +143,7 @@ int __ref arch_add_memory(int nid, u64 start, u64 size,
 		return -EFAULT;
 	}
 
-	return __add_pages(nid, start_pfn, nr_pages, restrictions);
+	return __add_pages(nid, start_pfn, nr_pages, modifiers);
 }
 
 void __ref arch_remove_memory(int nid, u64 start, u64 size,
diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c
index ac44bd76db4b..a0c88c1c9ad0 100644
--- a/arch/s390/mm/init.c
+++ b/arch/s390/mm/init.c
@@ -268,20 +268,20 @@ device_initcall(s390_cma_mem_init);
 #endif /* CONFIG_CMA */
 
 int arch_add_memory(int nid, u64 start, u64 size,
-		struct mhp_restrictions *restrictions)
+		    struct mhp_modifiers *modifiers)
 {
 	unsigned long start_pfn = PFN_DOWN(start);
 	unsigned long size_pages = PFN_DOWN(size);
 	int rc;
 
-	if (WARN_ON_ONCE(restrictions->altmap))
+	if (WARN_ON_ONCE(modifiers->altmap))
 		return -EINVAL;
 
 	rc = vmem_add_mapping(start, size);
 	if (rc)
 		return rc;
 
-	rc = __add_pages(nid, start_pfn, size_pages, restrictions);
+	rc = __add_pages(nid, start_pfn, size_pages, modifiers);
 	if (rc)
 		vmem_remove_mapping(start, size);
 	return rc;
diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c
index d1b1ff2be17a..7e64f42fb570 100644
--- a/arch/sh/mm/init.c
+++ b/arch/sh/mm/init.c
@@ -406,14 +406,14 @@ void __init mem_init(void)
 
 #ifdef CONFIG_MEMORY_HOTPLUG
 int arch_add_memory(int nid, u64 start, u64 size,
-			struct mhp_restrictions *restrictions)
+		    struct mhp_modifiers *modifiers)
 {
 	unsigned long start_pfn = PFN_DOWN(start);
 	unsigned long nr_pages = size >> PAGE_SHIFT;
 	int ret;
 
 	/* We only have ZONE_NORMAL, so this is easy.. */
-	ret = __add_pages(nid, start_pfn, nr_pages, restrictions);
+	ret = __add_pages(nid, start_pfn, nr_pages, modifiers);
 	if (unlikely(ret))
 		printk("%s: Failed, __add_pages() == %d\n", __func__, ret);
 
diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c
index 0a74407ef92e..e6fce2d547f0 100644
--- a/arch/x86/mm/init_32.c
+++ b/arch/x86/mm/init_32.c
@@ -852,12 +852,12 @@ void __init mem_init(void)
 
 #ifdef CONFIG_MEMORY_HOTPLUG
 int arch_add_memory(int nid, u64 start, u64 size,
-			struct mhp_restrictions *restrictions)
+		    struct mhp_modifiers *modifiers)
 {
 	unsigned long start_pfn = start >> PAGE_SHIFT;
 	unsigned long nr_pages = size >> PAGE_SHIFT;
 
-	return __add_pages(nid, start_pfn, nr_pages, restrictions);
+	return __add_pages(nid, start_pfn, nr_pages, modifiers);
 }
 
 void arch_remove_memory(int nid, u64 start, u64 size,
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index bcfede46fe02..516133f555e9 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -844,11 +844,11 @@ static void update_end_of_memory_vars(u64 start, u64 size)
 }
 
 int add_pages(int nid, unsigned long start_pfn, unsigned long nr_pages,
-				struct mhp_restrictions *restrictions)
+	      struct mhp_modifiers *modifiers)
 {
 	int ret;
 
-	ret = __add_pages(nid, start_pfn, nr_pages, restrictions);
+	ret = __add_pages(nid, start_pfn, nr_pages, modifiers);
 	WARN_ON_ONCE(ret);
 
 	/* update max_pfn, max_low_pfn and high_memory */
@@ -859,14 +859,14 @@ int add_pages(int nid, unsigned long start_pfn, unsigned long nr_pages,
 }
 
 int arch_add_memory(int nid, u64 start, u64 size,
-			struct mhp_restrictions *restrictions)
+		    struct mhp_modifiers *modifiers)
 {
 	unsigned long start_pfn = start >> PAGE_SHIFT;
 	unsigned long nr_pages = size >> PAGE_SHIFT;
 
 	init_memory_mapping(start, start + size);
 
-	return add_pages(nid, start_pfn, nr_pages, restrictions);
+	return add_pages(nid, start_pfn, nr_pages, modifiers);
 }
 
 #define PAGE_INUSE 0xFD
diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h
index e47a29761088..2152efae2f4b 100644
--- a/include/linux/memory_hotplug.h
+++ b/include/linux/memory_hotplug.h
@@ -57,7 +57,7 @@ enum {
  * Restrictions for the memory hotplug:
  * altmap: alternative allocator for memmap array
  */
-struct mhp_restrictions {
+struct mhp_modifiers {
 	struct vmem_altmap *altmap;
 };
 
@@ -107,7 +107,7 @@ extern int restore_online_page_callback(online_page_callback_t callback);
 extern int try_online_node(int nid);
 
 extern int arch_add_memory(int nid, u64 start, u64 size,
-			struct mhp_restrictions *restrictions);
+			   struct mhp_modifiers *modifiers);
 extern u64 max_mem_size;
 
 extern bool memhp_auto_online;
@@ -125,17 +125,17 @@ extern void __remove_pages(unsigned long start_pfn, unsigned long nr_pages,
 
 /* reasonably generic interface to expand the physical pages */
 extern int __add_pages(int nid, unsigned long start_pfn, unsigned long nr_pages,
-		       struct mhp_restrictions *restrictions);
+		       struct mhp_modifiers *modifiers);
 
 #ifndef CONFIG_ARCH_HAS_ADD_PAGES
 static inline int add_pages(int nid, unsigned long start_pfn,
-		unsigned long nr_pages, struct mhp_restrictions *restrictions)
+		unsigned long nr_pages, struct mhp_modifiers *modifiers)
 {
-	return __add_pages(nid, start_pfn, nr_pages, restrictions);
+	return __add_pages(nid, start_pfn, nr_pages, modifiers);
 }
 #else /* ARCH_HAS_ADD_PAGES */
 int add_pages(int nid, unsigned long start_pfn, unsigned long nr_pages,
-	      struct mhp_restrictions *restrictions);
+	      struct mhp_modifiers *modifiers);
 #endif /* ARCH_HAS_ADD_PAGES */
 
 #ifdef CONFIG_NUMA
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index a91a072f2b2c..1bb3f92e087d 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -299,11 +299,11 @@ static int check_hotplug_memory_addressable(unsigned long pfn,
  * add the new pages.
  */
 int __ref __add_pages(int nid, unsigned long pfn, unsigned long nr_pages,
-		struct mhp_restrictions *restrictions)
+		      struct mhp_modifiers *modifiers)
 {
 	int err;
 	unsigned long nr, start_sec, end_sec;
-	struct vmem_altmap *altmap = restrictions->altmap;
+	struct vmem_altmap *altmap = modifiers->altmap;
 
 	err = check_hotplug_memory_addressable(pfn, nr_pages);
 	if (err)
@@ -1027,7 +1027,7 @@ static int online_memory_block(struct memory_block *mem, void *arg)
  */
 int __ref add_memory_resource(int nid, struct resource *res)
 {
-	struct mhp_restrictions restrictions = {};
+	struct mhp_modifiers modifiers = {};
 	u64 start, size;
 	bool new_node = false;
 	int ret;
@@ -1055,7 +1055,7 @@ int __ref add_memory_resource(int nid, struct resource *res)
 	new_node = ret;
 
 	/* call arch's memory hotadd */
-	ret = arch_add_memory(nid, start, size, &restrictions);
+	ret = arch_add_memory(nid, start, size, &modifiers);
 	if (ret < 0)
 		goto error;
 
diff --git a/mm/memremap.c b/mm/memremap.c
index c51c6bd2fe34..e30be8ba706b 100644
--- a/mm/memremap.c
+++ b/mm/memremap.c
@@ -158,7 +158,7 @@ void *memremap_pages(struct dev_pagemap *pgmap, int nid)
 {
 	struct resource *res = &pgmap->res;
 	struct dev_pagemap *conflict_pgmap;
-	struct mhp_restrictions restrictions = {
+	struct mhp_modifiers modifiers = {
 		/*
 		 * We do not want any optional features only our own memmap
 		 */
@@ -272,7 +272,7 @@ void *memremap_pages(struct dev_pagemap *pgmap, int nid)
 	 */
 	if (pgmap->type == MEMORY_DEVICE_PRIVATE) {
 		error = add_pages(nid, PHYS_PFN(res->start),
-				PHYS_PFN(resource_size(res)), &restrictions);
+				PHYS_PFN(resource_size(res)), &modifiers);
 	} else {
 		error = kasan_add_zero_shadow(__va(res->start), resource_size(res));
 		if (error) {
@@ -281,7 +281,7 @@ void *memremap_pages(struct dev_pagemap *pgmap, int nid)
 		}
 
 		error = arch_add_memory(nid, res->start, resource_size(res),
-					&restrictions);
+					&modifiers);
 	}
 
 	if (!error) {
@@ -289,7 +289,7 @@ void *memremap_pages(struct dev_pagemap *pgmap, int nid)
 
 		zone = &NODE_DATA(nid)->node_zones[ZONE_DEVICE];
 		move_pfn_range_to_zone(zone, PHYS_PFN(res->start),
-				PHYS_PFN(resource_size(res)), restrictions.altmap);
+				PHYS_PFN(resource_size(res)), modifiers.altmap);
 	}
 
 	mem_hotplug_done();
-- 
2.20.1




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