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| author | Jiang Liu <liuj97@gmail.com> | 2013-04-29 15:06:46 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-29 15:54:30 -0700 |
| commit | d3e5351b8562ac72f0bd639f778098793f80ffa8 (patch) | |
| tree | 6f406d3e3e94f5a32bdfb49d5107bd9f689c5315 /arch/parisc | |
| parent | 7932f61ba888a9daa3a82eaf8939902ac82029d3 (diff) | |
| download | lwn-d3e5351b8562ac72f0bd639f778098793f80ffa8.tar.gz lwn-d3e5351b8562ac72f0bd639f778098793f80ffa8.zip | |
mm/parisc: use common help functions to free reserved pages
Use common help functions to free reserved pages.
Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Cc: "James E.J. Bottomley" <jejb@parisc-linux.org>
Cc: Helge Deller <deller@gmx.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/parisc')
| -rw-r--r-- | arch/parisc/mm/init.c | 23 |
1 files changed, 2 insertions, 21 deletions
diff --git a/arch/parisc/mm/init.c b/arch/parisc/mm/init.c index cf2da13c41e6..157b931e7b09 100644 --- a/arch/parisc/mm/init.c +++ b/arch/parisc/mm/init.c @@ -505,7 +505,6 @@ static void __init map_pages(unsigned long start_vaddr, void free_initmem(void) { - unsigned long addr; unsigned long init_begin = (unsigned long)__init_begin; unsigned long init_end = (unsigned long)__init_end; @@ -533,19 +532,10 @@ void free_initmem(void) * pages are no-longer executable */ flush_icache_range(init_begin, init_end); - for (addr = init_begin; addr < init_end; addr += PAGE_SIZE) { - ClearPageReserved(virt_to_page(addr)); - init_page_count(virt_to_page(addr)); - free_page(addr); - num_physpages++; - totalram_pages++; - } + num_physpages += free_initmem_default(0); /* set up a new led state on systems shipped LED State panel */ pdc_chassis_send_status(PDC_CHASSIS_DIRECT_BCOMPLETE); - - printk(KERN_INFO "Freeing unused kernel memory: %luk freed\n", - (init_end - init_begin) >> 10); } @@ -1109,15 +1099,6 @@ void flush_tlb_all(void) #ifdef CONFIG_BLK_DEV_INITRD void free_initrd_mem(unsigned long start, unsigned long end) { - if (start >= end) - return; - printk(KERN_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); - num_physpages++; - totalram_pages++; - } + num_physpages += free_reserved_area(start, end, 0, "initrd"); } #endif |