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-rw-r--r--arch/powerpc/mm/mem.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 737f8a4632cc..c3c39b02b2ba 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -133,6 +133,7 @@ int __meminit arch_add_memory(int nid, u64 start, u64 size, struct vmem_altmap *
start, start + size, rc);
return -EFAULT;
}
+ flush_inval_dcache_range(start, start + size);
return __add_pages(nid, start_pfn, nr_pages, altmap, want_memblock);
}
@@ -159,6 +160,7 @@ int __meminit arch_remove_memory(u64 start, u64 size, struct vmem_altmap *altmap
/* Remove htab bolted mappings for this section of memory */
start = (unsigned long)__va(start);
+ flush_inval_dcache_range(start, start + size);
ret = remove_section_mapping(start, start + size);
/* Ensure all vmalloc mappings are flushed in case they also