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csky: Use generic free_initrd_mem()

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The csky implementation of free_initrd_mem() is an open-coded version of
free_reserved_area() without poisoning.

Remove it and make csky use the generic version of free_initrd_mem().

Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>
Signed-off-by: Guo Ren <guoren@kernel.org>
This commit is contained in:
Mike Rapoport 2019-08-28 16:35:19 +03:00 committed by Guo Ren
parent 4ad35c1f56
commit fdbdcddc2c
1 changed files with 0 additions and 16 deletions
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16
arch/csky/mm/init.c
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@ -60,22 +60,6 @@ void __init mem_init(void)
mem_init_print_info(NULL);
}
#ifdef CONFIG_BLK_DEV_INITRD
void free_initrd_mem(unsigned long start, unsigned long end)
{
if (start < end)
pr_info("Freeing initrd memory: %ldk freed\n",
(end - start) >> 10);
for (; start < end; start += PAGE_SIZE) {
ClearPageReserved(virt_to_page(start));
init_page_count(virt_to_page(start));
free_page(start);
totalram_pages_inc();
}
}
#endif
extern char __init_begin[], __init_end[];
void free_initmem(void)