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| author | David Hildenbrand <david@redhat.com> | 2021-01-26 21:14:20 +0300 |
|---|---|---|
| committer | Guo Ren <guoren@linux.alibaba.com> | 2021-02-27 11:35:09 +0300 |
| commit | 5d3f410fa9f35bd6378109a08b143d1d91ace588 (patch) | |
| tree | ece11bfce342787f46ac2aa79f70f61dccf2953e /arch/csky | |
| parent | c47e1a1cb6d473172d4d9c24056960bd542dc56c (diff) | |
| download | linux-5d3f410fa9f35bd6378109a08b143d1d91ace588.tar.xz | |
csky: use free_initmem_default() in free_initmem()
The existing code is essentially
free_initmem_default()->free_reserved_area() without poisoning.
Note that existing code missed to update the managed page count of the
zone.
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Mike Rapoport <rppt@kernel.org>
Cc: Oscar Salvador <osalvador@suse.de>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: Wei Yang <richard.weiyang@linux.alibaba.com>
Tested-by: Guo Ren <guoren@kernel.org>
Signed-off-by: Guo Ren <guoren@kernel.org>
Signed-off-by: David Hildenbrand <david@redhat.com>
Diffstat (limited to 'arch/csky')
| -rw-r--r-- | arch/csky/mm/init.c | 17 |
1 files changed, 1 insertions, 16 deletions
diff --git a/arch/csky/mm/init.c b/arch/csky/mm/init.c index 81e4e5e78f38..894050a8ce09 100644 --- a/arch/csky/mm/init.c +++ b/arch/csky/mm/init.c @@ -110,24 +110,9 @@ void __init mem_init(void) mem_init_print_info(NULL); } -extern char __init_begin[], __init_end[]; - void free_initmem(void) { - unsigned long addr; - - addr = (unsigned long) &__init_begin; - - while (addr < (unsigned long) &__init_end) { - ClearPageReserved(virt_to_page(addr)); - init_page_count(virt_to_page(addr)); - free_page(addr); - totalram_pages_inc(); - addr += PAGE_SIZE; - } - - pr_info("Freeing unused kernel memory: %dk freed\n", - ((unsigned int)&__init_end - (unsigned int)&__init_begin) >> 10); + free_initmem_default(-1); } void pgd_init(unsigned long *p) |