diff options
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/mm/mem.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/platforms/powernv/memtrace.c | 23 |
2 files changed, 11 insertions, 14 deletions
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index 26a8da3723bb..9259337d7374 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -125,7 +125,6 @@ int __ref arch_add_memory(int nid, u64 start, u64 size, return __add_pages(nid, start_pfn, nr_pages, restrictions); } -#ifdef CONFIG_MEMORY_HOTREMOVE void __ref arch_remove_memory(int nid, u64 start, u64 size, struct vmem_altmap *altmap) { @@ -151,7 +150,6 @@ void __ref arch_remove_memory(int nid, u64 start, u64 size, pr_warn("Hash collision while resizing HPT\n"); } #endif -#endif /* CONFIG_MEMORY_HOTPLUG */ #ifndef CONFIG_NEED_MULTIPLE_NODES void __init mem_topology_setup(void) diff --git a/arch/powerpc/platforms/powernv/memtrace.c b/arch/powerpc/platforms/powernv/memtrace.c index 5e53c1392d3b..eb2e75dac369 100644 --- a/arch/powerpc/platforms/powernv/memtrace.c +++ b/arch/powerpc/platforms/powernv/memtrace.c @@ -70,23 +70,23 @@ static int change_memblock_state(struct memory_block *mem, void *arg) /* called with device_hotplug_lock held */ static bool memtrace_offline_pages(u32 nid, u64 start_pfn, u64 nr_pages) { - u64 end_pfn = start_pfn + nr_pages - 1; + const unsigned long start = PFN_PHYS(start_pfn); + const unsigned long size = PFN_PHYS(nr_pages); - if (walk_memory_range(start_pfn, end_pfn, NULL, - check_memblock_online)) + if (walk_memory_blocks(start, size, NULL, check_memblock_online)) return false; - walk_memory_range(start_pfn, end_pfn, (void *)MEM_GOING_OFFLINE, - change_memblock_state); + walk_memory_blocks(start, size, (void *)MEM_GOING_OFFLINE, + change_memblock_state); if (offline_pages(start_pfn, nr_pages)) { - walk_memory_range(start_pfn, end_pfn, (void *)MEM_ONLINE, - change_memblock_state); + walk_memory_blocks(start, size, (void *)MEM_ONLINE, + change_memblock_state); return false; } - walk_memory_range(start_pfn, end_pfn, (void *)MEM_OFFLINE, - change_memblock_state); + walk_memory_blocks(start, size, (void *)MEM_OFFLINE, + change_memblock_state); return true; @@ -242,9 +242,8 @@ static int memtrace_online(void) */ if (!memhp_auto_online) { lock_device_hotplug(); - walk_memory_range(PFN_DOWN(ent->start), - PFN_UP(ent->start + ent->size - 1), - NULL, online_mem_block); + walk_memory_blocks(ent->start, ent->size, NULL, + online_mem_block); unlock_device_hotplug(); } |