diff options
| -rw-r--r-- | include/linux/memory_hotplug.h | 5 | ||||
| -rw-r--r-- | mm/memory_hotplug.c | 18 | ||||
| -rw-r--r-- | mm/sparse.c | 10 |
3 files changed, 10 insertions, 23 deletions
diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h index 04bc286eed42..013c69753c91 100644 --- a/include/linux/memory_hotplug.h +++ b/include/linux/memory_hotplug.h @@ -344,9 +344,8 @@ extern void remove_pfn_range_from_zone(struct zone *zone, extern int sparse_add_section(int nid, unsigned long pfn, unsigned long nr_pages, struct vmem_altmap *altmap, struct dev_pagemap *pgmap); -extern void sparse_remove_section(struct mem_section *ms, - unsigned long pfn, unsigned long nr_pages, - unsigned long map_offset, struct vmem_altmap *altmap); +extern void sparse_remove_section(unsigned long pfn, unsigned long nr_pages, + struct vmem_altmap *altmap); extern struct page *sparse_decode_mem_map(unsigned long coded_mem_map, unsigned long pnum); extern struct zone *zone_for_pfn_range(int online_type, int nid, diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index 9061ac69b1b6..8877734b5f2f 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -492,18 +492,6 @@ void __ref remove_pfn_range_from_zone(struct zone *zone, set_zone_contiguous(zone); } -static void __remove_section(unsigned long pfn, unsigned long nr_pages, - unsigned long map_offset, - struct vmem_altmap *altmap) -{ - struct mem_section *ms = __pfn_to_section(pfn); - - if (WARN_ON_ONCE(!valid_section(ms))) - return; - - sparse_remove_section(ms, pfn, nr_pages, map_offset, altmap); -} - /** * __remove_pages() - remove sections of pages * @pfn: starting pageframe (must be aligned to start of a section) @@ -520,9 +508,6 @@ void __remove_pages(unsigned long pfn, unsigned long nr_pages, { const unsigned long end_pfn = pfn + nr_pages; unsigned long cur_nr_pages; - unsigned long map_offset = 0; - - map_offset = vmem_altmap_offset(altmap); if (check_pfn_span(pfn, nr_pages)) { WARN(1, "Misaligned %s start: %#lx end: %#lx\n", __func__, pfn, pfn + nr_pages - 1); @@ -534,8 +519,7 @@ void __remove_pages(unsigned long pfn, unsigned long nr_pages, /* Select all remaining pages up to the next section boundary */ cur_nr_pages = min(end_pfn - pfn, SECTION_ALIGN_UP(pfn + 1) - pfn); - __remove_section(pfn, cur_nr_pages, map_offset, altmap); - map_offset = 0; + sparse_remove_section(pfn, cur_nr_pages, altmap); } } diff --git a/mm/sparse.c b/mm/sparse.c index c2afdb26039e..7a29e10193fe 100644 --- a/mm/sparse.c +++ b/mm/sparse.c @@ -922,10 +922,14 @@ int __meminit sparse_add_section(int nid, unsigned long start_pfn, return 0; } -void sparse_remove_section(struct mem_section *ms, unsigned long pfn, - unsigned long nr_pages, unsigned long map_offset, - struct vmem_altmap *altmap) +void sparse_remove_section(unsigned long pfn, unsigned long nr_pages, + struct vmem_altmap *altmap) { + struct mem_section *ms = __pfn_to_section(pfn); + + if (WARN_ON_ONCE(!valid_section(ms))) + return; + section_deactivate(pfn, nr_pages, altmap); } #endif /* CONFIG_MEMORY_HOTPLUG */ |