The patch titled
Subject: mm/blackfin: use common help functions to free reserved pages
has been added to the -mm tree. Its filename is
mm-blackfin-use-common-help-functions-to-free-reserved-pages.patch
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------------------------------------------------------
From: Jiang Liu <liuj97@xxxxxxxxx>
Subject: mm/blackfin: use common help functions to free reserved pages
Use common help functions to free reserved pages.
Signed-off-by: Jiang Liu <jiang.liu@xxxxxxxxxx>
Cc: Mike Frysinger <vapier@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/blackfin/mm/init.c | 22 +++-------------------
1 file changed, 3 insertions(+), 19 deletions(-)
diff -puN arch/blackfin/mm/init.c~mm-blackfin-use-common-help-functions-to-free-reserved-pages arch/blackfin/mm/init.c
--- a/arch/blackfin/mm/init.c~mm-blackfin-use-common-help-functions-to-free-reserved-pages
+++ a/arch/blackfin/mm/init.c
@@ -103,7 +103,7 @@ void __init mem_init(void)
max_mapnr = num_physpages = MAP_NR(high_memory);
printk(KERN_DEBUG "Kernel managed physical pages: %lu\n", num_physpages);
- /* This will put all memory onto the freelists. */
+ /* This will put all low memory onto the freelists. */
totalram_pages = free_all_bootmem();
reservedpages = 0;
@@ -129,24 +129,11 @@ void __init mem_init(void)
initk, codek, datak, DMA_UNCACHED_REGION >> 10, (reservedpages << (PAGE_SHIFT-10)));
}
-static void __init free_init_pages(const char *what, unsigned long begin, unsigned long end)
-{
- unsigned long addr;
- /* next to check that the page we free is not a partial page */
- for (addr = begin; addr + PAGE_SIZE <= end; addr += PAGE_SIZE) {
- ClearPageReserved(virt_to_page(addr));
- init_page_count(virt_to_page(addr));
- free_page(addr);
- totalram_pages++;
- }
- printk(KERN_INFO "Freeing %s: %ldk freed\n", what, (end - begin) >> 10);
-}
-
#ifdef CONFIG_BLK_DEV_INITRD
void __init free_initrd_mem(unsigned long start, unsigned long end)
{
#ifndef CONFIG_MPU
- free_init_pages("initrd memory", start, end);
+ free_reserved_area(start, end, 0, "initrd");
#endif
}
#endif
@@ -154,10 +141,7 @@ void __init free_initrd_mem(unsigned lon
void __init_refok free_initmem(void)
{
#if defined CONFIG_RAMKERNEL && !defined CONFIG_MPU
- free_init_pages("unused kernel memory",
- (unsigned long)(&__init_begin),
- (unsigned long)(&__init_end));
-
+ free_initmem_default(0);
if (memory_start == (unsigned long)(&__init_end))
memory_start = (unsigned long)(&__init_begin);
#endif
_
Patches currently in -mm which might be from liuj97@xxxxxxxxx are
mm-introduce-common-help-functions-to-deal-with-reserved-managed-pages.patch
mm-alpha-use-common-help-functions-to-free-reserved-pages.patch
mm-arm-use-common-help-functions-to-free-reserved-pages.patch
mm-avr32-use-common-help-functions-to-free-reserved-pages.patch
mm-blackfin-use-common-help-functions-to-free-reserved-pages.patch
mm-c6x-use-common-help-functions-to-free-reserved-pages.patch
mm-cris-use-common-help-functions-to-free-reserved-pages.patch
mm-frv-use-common-help-functions-to-free-reserved-pages.patch
mm-h8300-use-common-help-functions-to-free-reserved-pages.patch
mm-ia64-use-common-help-functions-to-free-reserved-pages.patch
mm-m32r-use-common-help-functions-to-free-reserved-pages.patch
mm-m68k-use-common-help-functions-to-free-reserved-pages.patch
mm-microblaze-use-common-help-functions-to-free-reserved-pages.patch
mm-mips-use-common-help-functions-to-free-reserved-pages.patch
mm-mn10300-use-common-help-functions-to-free-reserved-pages.patch
mm-openrisc-use-common-help-functions-to-free-reserved-pages.patch
mm-parisc-use-common-help-functions-to-free-reserved-pages.patch
mm-ppc-use-common-help-functions-to-free-reserved-pages.patch
mm-s390-use-common-help-functions-to-free-reserved-pages.patch
mm-score-use-common-help-functions-to-free-reserved-pages.patch
mm-sh-use-common-help-functions-to-free-reserved-pages.patch
mm-sparc-use-common-help-functions-to-free-reserved-pages.patch
mm-um-use-common-help-functions-to-free-reserved-pages.patch
mm-unicore32-use-common-help-functions-to-free-reserved-pages.patch
mm-x86-use-common-help-functions-to-free-reserved-pages.patch
mm-xtensa-use-common-help-functions-to-free-reserved-pages.patch
mm-arc-use-common-help-functions-to-free-reserved-pages.patch
mm-metag-use-common-help-functions-to-free-reserved-pages.patch
mmkexec-use-common-help-functions-to-free-reserved-pages.patch
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