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SubjectRe: [PATCH] mm/sparse: Rename function related to section memmap allocation/free
On Wed, Mar 20, 2019 at 03:53:01PM +0800, Baoquan He wrote:
> These functions are used allocate/free section memmap, have nothing
> to do with kmalloc/free during the handling. Rename them to remove
> the confusion.
>
> Signed-off-by: Baoquan He <bhe@redhat.com>

Acked-by: Mike Rapoport <rppt@linux.ibm.com>

> ---
> mm/sparse.c | 18 +++++++++---------
> 1 file changed, 9 insertions(+), 9 deletions(-)
>
> diff --git a/mm/sparse.c b/mm/sparse.c
> index 054b99f74181..374206212d01 100644
> --- a/mm/sparse.c
> +++ b/mm/sparse.c
> @@ -579,13 +579,13 @@ void offline_mem_sections(unsigned long start_pfn, unsigned long end_pfn)
> #endif
>
> #ifdef CONFIG_SPARSEMEM_VMEMMAP
> -static inline struct page *kmalloc_section_memmap(unsigned long pnum, int nid,
> +static inline struct page *alloc_section_memmap(unsigned long pnum, int nid,
> struct vmem_altmap *altmap)
> {
> /* This will make the necessary allocations eventually. */
> return sparse_mem_map_populate(pnum, nid, altmap);
> }
> -static void __kfree_section_memmap(struct page *memmap,
> +static void __free_section_memmap(struct page *memmap,
> struct vmem_altmap *altmap)
> {
> unsigned long start = (unsigned long)memmap;
> @@ -603,7 +603,7 @@ static void free_map_bootmem(struct page *memmap)
> }
> #endif /* CONFIG_MEMORY_HOTREMOVE */
> #else
> -static struct page *__kmalloc_section_memmap(void)
> +static struct page *__alloc_section_memmap(void)
> {
> struct page *page, *ret;
> unsigned long memmap_size = sizeof(struct page) * PAGES_PER_SECTION;
> @@ -624,13 +624,13 @@ static struct page *__kmalloc_section_memmap(void)
> return ret;
> }
>
> -static inline struct page *kmalloc_section_memmap(unsigned long pnum, int nid,
> +static inline struct page *alloc_section_memmap(unsigned long pnum, int nid,
> struct vmem_altmap *altmap)
> {
> - return __kmalloc_section_memmap();
> + return __alloc_section_memmap();
> }
>
> -static void __kfree_section_memmap(struct page *memmap,
> +static void __free_section_memmap(struct page *memmap,
> struct vmem_altmap *altmap)
> {
> if (is_vmalloc_addr(memmap))
> @@ -701,7 +701,7 @@ int __meminit sparse_add_one_section(int nid, unsigned long start_pfn,
> usemap = __kmalloc_section_usemap();
> if (!usemap)
> return -ENOMEM;
> - memmap = kmalloc_section_memmap(section_nr, nid, altmap);
> + memmap = alloc_section_memmap(section_nr, nid, altmap);
> if (!memmap) {
> kfree(usemap);
> return -ENOMEM;
> @@ -726,7 +726,7 @@ int __meminit sparse_add_one_section(int nid, unsigned long start_pfn,
> out:
> if (ret < 0) {
> kfree(usemap);
> - __kfree_section_memmap(memmap, altmap);
> + __free_section_memmap(memmap, altmap);
> }
> return ret;
> }
> @@ -777,7 +777,7 @@ static void free_section_usemap(struct page *memmap, unsigned long *usemap,
> if (PageSlab(usemap_page) || PageCompound(usemap_page)) {
> kfree(usemap);
> if (memmap)
> - __kfree_section_memmap(memmap, altmap);
> + __free_section_memmap(memmap, altmap);
> return;
> }
>
> --
> 2.17.2
>

--
Sincerely yours,
Mike.

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