Commit bced0e32 authored by Jiang Liu's avatar Jiang Liu Committed by Linus Torvalds

mm/x86: use common help functions to free reserved pages

Use common help functions to free reserved pages.
Signed-off-by: default avatarJiang Liu <jiang.liu@huawei.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent ccecb510
...@@ -515,11 +515,8 @@ void free_init_pages(char *what, unsigned long begin, unsigned long end) ...@@ -515,11 +515,8 @@ void free_init_pages(char *what, unsigned long begin, unsigned long end)
printk(KERN_INFO "Freeing %s: %luk freed\n", what, (end - begin) >> 10); printk(KERN_INFO "Freeing %s: %luk freed\n", what, (end - begin) >> 10);
for (; addr < end; addr += PAGE_SIZE) { for (; addr < end; addr += PAGE_SIZE) {
ClearPageReserved(virt_to_page(addr));
init_page_count(virt_to_page(addr));
memset((void *)addr, POISON_FREE_INITMEM, PAGE_SIZE); memset((void *)addr, POISON_FREE_INITMEM, PAGE_SIZE);
free_page(addr); free_reserved_page(virt_to_page(addr));
totalram_pages++;
} }
#endif #endif
} }
......
...@@ -1067,10 +1067,9 @@ void __init mem_init(void) ...@@ -1067,10 +1067,9 @@ void __init mem_init(void)
/* clear_bss() already clear the empty_zero_page */ /* clear_bss() already clear the empty_zero_page */
reservedpages = 0;
/* this will put all low memory onto the freelists */
register_page_bootmem_info(); register_page_bootmem_info();
/* this will put all memory onto the freelists */
totalram_pages = free_all_bootmem(); totalram_pages = free_all_bootmem();
absent_pages = absent_pages_in_range(0, max_pfn); absent_pages = absent_pages_in_range(0, max_pfn);
......
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