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authorJiang Liu <liuj97@gmail.com>2013-07-03 15:02:48 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-07-03 16:07:32 -0700
commit11199692d83dd3fe1511203024fb9853d176ec4c (patch)
treea8632c310774eef2928f24d5aca81d1203dd54b8
parentdcf6b7ddd7df8965727746f89c59229b23180e5a (diff)
downloadop-kernel-dev-11199692d83dd3fe1511203024fb9853d176ec4c.zip
op-kernel-dev-11199692d83dd3fe1511203024fb9853d176ec4c.tar.gz
mm: change signature of free_reserved_area() to fix building warnings
Change signature of free_reserved_area() according to Russell King's suggestion to fix following build warnings: arch/arm/mm/init.c: In function 'mem_init': arch/arm/mm/init.c:603:2: warning: passing argument 1 of 'free_reserved_area' makes integer from pointer without a cast [enabled by default] free_reserved_area(__va(PHYS_PFN_OFFSET), swapper_pg_dir, 0, NULL); ^ In file included from include/linux/mman.h:4:0, from arch/arm/mm/init.c:15: include/linux/mm.h:1301:22: note: expected 'long unsigned int' but argument is of type 'void *' extern unsigned long free_reserved_area(unsigned long start, unsigned long end, mm/page_alloc.c: In function 'free_reserved_area': >> mm/page_alloc.c:5134:3: warning: passing argument 1 of 'virt_to_phys' makes pointer from integer without a cast [enabled by default] In file included from arch/mips/include/asm/page.h:49:0, from include/linux/mmzone.h:20, from include/linux/gfp.h:4, from include/linux/mm.h:8, from mm/page_alloc.c:18: arch/mips/include/asm/io.h:119:29: note: expected 'const volatile void *' but argument is of type 'long unsigned int' mm/page_alloc.c: In function 'free_area_init_nodes': mm/page_alloc.c:5030:34: warning: array subscript is below array bounds [-Warray-bounds] Also address some minor code review comments. Signed-off-by: Jiang Liu <jiang.liu@huawei.com> Reported-by: Arnd Bergmann <arnd@arndb.de> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: "Michael S. Tsirkin" <mst@redhat.com> Cc: <sworddragon2@aol.com> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Chris Metcalf <cmetcalf@tilera.com> Cc: David Howells <dhowells@redhat.com> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: Jeremy Fitzhardinge <jeremy@goop.org> Cc: Jianguo Wu <wujianguo@huawei.com> Cc: Joonsoo Kim <js1304@gmail.com> Cc: Kamezawa Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Cc: Mel Gorman <mel@csn.ul.ie> Cc: Michel Lespinasse <walken@google.com> Cc: Minchan Kim <minchan@kernel.org> Cc: Rik van Riel <riel@redhat.com> Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: Tang Chen <tangchen@cn.fujitsu.com> Cc: Tejun Heo <tj@kernel.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Wen Congyang <wency@cn.fujitsu.com> Cc: Will Deacon <will.deacon@arm.com> Cc: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com> Cc: Yinghai Lu <yinghai@kernel.org> Cc: Russell King <rmk@arm.linux.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--arch/alpha/kernel/sys_nautilus.c4
-rw-r--r--arch/alpha/mm/init.c2
-rw-r--r--arch/arc/mm/init.c2
-rw-r--r--arch/arm/mm/init.c2
-rw-r--r--arch/arm64/mm/init.c2
-rw-r--r--arch/avr32/mm/init.c2
-rw-r--r--arch/blackfin/mm/init.c2
-rw-r--r--arch/c6x/mm/init.c2
-rw-r--r--arch/frv/mm/init.c2
-rw-r--r--arch/h8300/mm/init.c2
-rw-r--r--arch/ia64/mm/init.c3
-rw-r--r--arch/m32r/mm/init.c2
-rw-r--r--arch/m68k/mm/init.c2
-rw-r--r--arch/metag/mm/init.c3
-rw-r--r--arch/microblaze/mm/init.c2
-rw-r--r--arch/mips/mm/init.c3
-rw-r--r--arch/mn10300/mm/init.c3
-rw-r--r--arch/openrisc/mm/init.c2
-rw-r--r--arch/parisc/mm/init.c3
-rw-r--r--arch/powerpc/kernel/kvm.c2
-rw-r--r--arch/powerpc/mm/mem.c2
-rw-r--r--arch/s390/mm/init.c3
-rw-r--r--arch/score/mm/init.c3
-rw-r--r--arch/sh/mm/init.c2
-rw-r--r--arch/sparc/mm/init_32.c4
-rw-r--r--arch/sparc/mm/init_64.c4
-rw-r--r--arch/um/kernel/mem.c2
-rw-r--r--arch/unicore32/mm/init.c2
-rw-r--r--arch/xtensa/mm/init.c2
-rw-r--r--include/linux/mm.h5
-rw-r--r--mm/page_alloc.c19
31 files changed, 50 insertions, 45 deletions
diff --git a/arch/alpha/kernel/sys_nautilus.c b/arch/alpha/kernel/sys_nautilus.c
index 1d4aabf..891bd27 100644
--- a/arch/alpha/kernel/sys_nautilus.c
+++ b/arch/alpha/kernel/sys_nautilus.c
@@ -238,8 +238,8 @@ nautilus_init_pci(void)
if (pci_mem < memtop)
memtop = pci_mem;
if (memtop > alpha_mv.min_mem_address) {
- free_reserved_area((unsigned long)__va(alpha_mv.min_mem_address),
- (unsigned long)__va(memtop), 0, NULL);
+ free_reserved_area(__va(alpha_mv.min_mem_address),
+ __va(memtop), 0, NULL);
printk("nautilus_init_pci: %ldk freed\n",
(memtop - alpha_mv.min_mem_address) >> 10);
}
diff --git a/arch/alpha/mm/init.c b/arch/alpha/mm/init.c
index 0ba85ee..d54848d 100644
--- a/arch/alpha/mm/init.c
+++ b/arch/alpha/mm/init.c
@@ -326,6 +326,6 @@ free_initmem(void)
void
free_initrd_mem(unsigned long start, unsigned long end)
{
- free_reserved_area(start, end, 0, "initrd");
+ free_reserved_area((void *)start, (void *)end, 0, "initrd");
}
#endif
diff --git a/arch/arc/mm/init.c b/arch/arc/mm/init.c
index 4a17736..dce02e4 100644
--- a/arch/arc/mm/init.c
+++ b/arch/arc/mm/init.c
@@ -152,7 +152,7 @@ void __init_refok free_initmem(void)
#ifdef CONFIG_BLK_DEV_INITRD
void __init free_initrd_mem(unsigned long start, unsigned long end)
{
- free_reserved_area(start, end, 0, "initrd");
+ free_reserved_area((void *)start, (void *)end, 0, "initrd");
}
#endif
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index 2ffee02..7fae391 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -745,7 +745,7 @@ void free_initrd_mem(unsigned long start, unsigned long end)
{
if (!keep_initrd) {
poison_init_mem((void *)start, PAGE_ALIGN(end) - start);
- free_reserved_area(start, end, 0, "initrd");
+ free_reserved_area((void *)start, (void *)end, 0, "initrd");
}
}
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index f497ca7..6041e40 100644
--- a/arch/arm64/mm/init.c
+++ b/arch/arm64/mm/init.c
@@ -398,7 +398,7 @@ void free_initrd_mem(unsigned long start, unsigned long end)
{
if (!keep_initrd) {
poison_init_mem((void *)start, PAGE_ALIGN(end) - start);
- free_reserved_area(start, end, 0, "initrd");
+ free_reserved_area((void *)start, (void *)end, 0, "initrd");
}
}
diff --git a/arch/avr32/mm/init.c b/arch/avr32/mm/init.c
index e66e840..5a79fa0 100644
--- a/arch/avr32/mm/init.c
+++ b/arch/avr32/mm/init.c
@@ -154,6 +154,6 @@ void free_initmem(void)
#ifdef CONFIG_BLK_DEV_INITRD
void free_initrd_mem(unsigned long start, unsigned long end)
{
- free_reserved_area(start, end, 0, "initrd");
+ free_reserved_area((void *)start, (void *)end, 0, "initrd");
}
#endif
diff --git a/arch/blackfin/mm/init.c b/arch/blackfin/mm/init.c
index 82d01a7..8e9eab2 100644
--- a/arch/blackfin/mm/init.c
+++ b/arch/blackfin/mm/init.c
@@ -133,7 +133,7 @@ void __init mem_init(void)
void __init free_initrd_mem(unsigned long start, unsigned long end)
{
#ifndef CONFIG_MPU
- free_reserved_area(start, end, 0, "initrd");
+ free_reserved_area((void *)start, (void *)end, 0, "initrd");
#endif
}
#endif
diff --git a/arch/c6x/mm/init.c b/arch/c6x/mm/init.c
index b74ccb5..07bfcc9 100644
--- a/arch/c6x/mm/init.c
+++ b/arch/c6x/mm/init.c
@@ -78,7 +78,7 @@ void __init mem_init(void)
#ifdef CONFIG_BLK_DEV_INITRD
void __init free_initrd_mem(unsigned long start, unsigned long end)
{
- free_reserved_area(start, end, 0, "initrd");
+ free_reserved_area((void *)start, (void *)end, 0, "initrd");
}
#endif
diff --git a/arch/frv/mm/init.c b/arch/frv/mm/init.c
index dee354f..a67f3a5 100644
--- a/arch/frv/mm/init.c
+++ b/arch/frv/mm/init.c
@@ -173,6 +173,6 @@ void free_initmem(void)
#ifdef CONFIG_BLK_DEV_INITRD
void __init free_initrd_mem(unsigned long start, unsigned long end)
{
- free_reserved_area(start, end, 0, "initrd");
+ free_reserved_area((void *)start, (void *)end, 0, "initrd");
} /* end free_initrd_mem() */
#endif
diff --git a/arch/h8300/mm/init.c b/arch/h8300/mm/init.c
index ff349d7..57e03c5 100644
--- a/arch/h8300/mm/init.c
+++ b/arch/h8300/mm/init.c
@@ -161,7 +161,7 @@ void __init mem_init(void)
#ifdef CONFIG_BLK_DEV_INITRD
void free_initrd_mem(unsigned long start, unsigned long end)
{
- free_reserved_area(start, end, 0, "initrd");
+ free_reserved_area((void *)start, (void *)end, 0, "initrd");
}
#endif
diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c
index d1fe4b4..da568c2 100644
--- a/arch/ia64/mm/init.c
+++ b/arch/ia64/mm/init.c
@@ -154,8 +154,7 @@ ia64_init_addr_space (void)
void
free_initmem (void)
{
- free_reserved_area((unsigned long)ia64_imva(__init_begin),
- (unsigned long)ia64_imva(__init_end),
+ free_reserved_area(ia64_imva(__init_begin), ia64_imva(__init_end),
0, "unused kernel");
}
diff --git a/arch/m32r/mm/init.c b/arch/m32r/mm/init.c
index ab4cbce..d80412d 100644
--- a/arch/m32r/mm/init.c
+++ b/arch/m32r/mm/init.c
@@ -191,6 +191,6 @@ void free_initmem(void)
*======================================================================*/
void free_initrd_mem(unsigned long start, unsigned long end)
{
- free_reserved_area(start, end, 0, "initrd");
+ free_reserved_area((void *)start, (void *)end, 0, "initrd");
}
#endif
diff --git a/arch/m68k/mm/init.c b/arch/m68k/mm/init.c
index 1af2ca3..95de725 100644
--- a/arch/m68k/mm/init.c
+++ b/arch/m68k/mm/init.c
@@ -202,6 +202,6 @@ void __init mem_init(void)
#ifdef CONFIG_BLK_DEV_INITRD
void free_initrd_mem(unsigned long start, unsigned long end)
{
- free_reserved_area(start, end, 0, "initrd");
+ free_reserved_area((void *)start, (void *)end, 0, "initrd");
}
#endif
diff --git a/arch/metag/mm/init.c b/arch/metag/mm/init.c
index d05b845..5e2238d 100644
--- a/arch/metag/mm/init.c
+++ b/arch/metag/mm/init.c
@@ -414,7 +414,8 @@ void free_initmem(void)
#ifdef CONFIG_BLK_DEV_INITRD
void free_initrd_mem(unsigned long start, unsigned long end)
{
- free_reserved_area(start, end, POISON_FREE_INITMEM, "initrd");
+ free_reserved_area((void *)start, (void *)end, POISON_FREE_INITMEM,
+ "initrd");
}
#endif
diff --git a/arch/microblaze/mm/init.c b/arch/microblaze/mm/init.c
index b38ae3a..d7b8ada 100644
--- a/arch/microblaze/mm/init.c
+++ b/arch/microblaze/mm/init.c
@@ -235,7 +235,7 @@ void __init setup_memory(void)
#ifdef CONFIG_BLK_DEV_INITRD
void free_initrd_mem(unsigned long start, unsigned long end)
{
- free_reserved_area(start, end, 0, "initrd");
+ free_reserved_area((void *)start, (void *)end, 0, "initrd");
}
#endif
diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index 9b973e0..268f2a9 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -440,7 +440,8 @@ void free_init_pages(const char *what, unsigned long begin, unsigned long end)
#ifdef CONFIG_BLK_DEV_INITRD
void free_initrd_mem(unsigned long start, unsigned long end)
{
- free_reserved_area(start, end, POISON_FREE_INITMEM, "initrd");
+ free_reserved_area((void *)start, (void *)end, POISON_FREE_INITMEM,
+ "initrd");
}
#endif
diff --git a/arch/mn10300/mm/init.c b/arch/mn10300/mm/init.c
index 5a8ace6..e19049d 100644
--- a/arch/mn10300/mm/init.c
+++ b/arch/mn10300/mm/init.c
@@ -152,6 +152,7 @@ void free_initmem(void)
#ifdef CONFIG_BLK_DEV_INITRD
void free_initrd_mem(unsigned long start, unsigned long end)
{
- free_reserved_area(start, end, POISON_FREE_INITMEM, "initrd");
+ free_reserved_area((void *)start, (void *)end, POISON_FREE_INITMEM,
+ "initrd");
}
#endif
diff --git a/arch/openrisc/mm/init.c b/arch/openrisc/mm/init.c
index b3cbc67..ab11332 100644
--- a/arch/openrisc/mm/init.c
+++ b/arch/openrisc/mm/init.c
@@ -261,7 +261,7 @@ void __init mem_init(void)
#ifdef CONFIG_BLK_DEV_INITRD
void free_initrd_mem(unsigned long start, unsigned long end)
{
- free_reserved_area(start, end, 0, "initrd");
+ free_reserved_area((void *)start, (void *)end, 0, "initrd");
}
#endif
diff --git a/arch/parisc/mm/init.c b/arch/parisc/mm/init.c
index 505b56c..3223d5e 100644
--- a/arch/parisc/mm/init.c
+++ b/arch/parisc/mm/init.c
@@ -1101,6 +1101,7 @@ void flush_tlb_all(void)
#ifdef CONFIG_BLK_DEV_INITRD
void free_initrd_mem(unsigned long start, unsigned long end)
{
- num_physpages += free_reserved_area(start, end, 0, "initrd");
+ num_physpages += free_reserved_area((void *)start, (void *)end, 0,
+ "initrd");
}
#endif
diff --git a/arch/powerpc/kernel/kvm.c b/arch/powerpc/kernel/kvm.c
index 6782221..5e4830a 100644
--- a/arch/powerpc/kernel/kvm.c
+++ b/arch/powerpc/kernel/kvm.c
@@ -756,7 +756,7 @@ static __init void kvm_free_tmp(void)
end = (ulong)&kvm_tmp[ARRAY_SIZE(kvm_tmp)] & PAGE_MASK;
/* Free the tmp space we don't need */
- free_reserved_area(start, end, 0, NULL);
+ free_reserved_area((void *)start, (void *)end, 0, NULL);
}
static int __init kvm_guest_init(void)
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 0988a26..347c5b1 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -407,7 +407,7 @@ void free_initmem(void)
#ifdef CONFIG_BLK_DEV_INITRD
void __init free_initrd_mem(unsigned long start, unsigned long end)
{
- free_reserved_area(start, end, 0, "initrd");
+ free_reserved_area((void *)start, (void *)end, 0, "initrd");
}
#endif
diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c
index 89ebae4..0878c89 100644
--- a/arch/s390/mm/init.c
+++ b/arch/s390/mm/init.c
@@ -172,7 +172,8 @@ void free_initmem(void)
#ifdef CONFIG_BLK_DEV_INITRD
void __init free_initrd_mem(unsigned long start, unsigned long end)
{
- free_reserved_area(start, end, POISON_FREE_INITMEM, "initrd");
+ free_reserved_area((void *)start, (void *)end, POISON_FREE_INITMEM,
+ "initrd");
}
#endif
diff --git a/arch/score/mm/init.c b/arch/score/mm/init.c
index 0940682..f5dd61e 100644
--- a/arch/score/mm/init.c
+++ b/arch/score/mm/init.c
@@ -108,7 +108,8 @@ void __init mem_init(void)
#ifdef CONFIG_BLK_DEV_INITRD
void free_initrd_mem(unsigned long start, unsigned long end)
{
- free_reserved_area(start, end, POISON_FREE_INITMEM, "initrd");
+ free_reserved_area((void *)start, (void *)end, POISON_FREE_INITMEM,
+ "initrd");
}
#endif
diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c
index 20f9ead..b892a9b 100644
--- a/arch/sh/mm/init.c
+++ b/arch/sh/mm/init.c
@@ -505,7 +505,7 @@ void free_initmem(void)
#ifdef CONFIG_BLK_DEV_INITRD
void free_initrd_mem(unsigned long start, unsigned long end)
{
- free_reserved_area(start, end, 0, "initrd");
+ free_reserved_area((void *)start, (void *)end, 0, "initrd");
}
#endif
diff --git a/arch/sparc/mm/init_32.c b/arch/sparc/mm/init_32.c
index af472cf..d5f9c02 100644
--- a/arch/sparc/mm/init_32.c
+++ b/arch/sparc/mm/init_32.c
@@ -372,8 +372,8 @@ void free_initmem (void)
#ifdef CONFIG_BLK_DEV_INITRD
void free_initrd_mem(unsigned long start, unsigned long end)
{
- num_physpages += free_reserved_area(start, end, POISON_FREE_INITMEM,
- "initrd");
+ num_physpages += free_reserved_area((void *)start, (void *)end,
+ POISON_FREE_INITMEM, "initrd");
}
#endif
diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c
index 04fd55a..8269deb 100644
--- a/arch/sparc/mm/init_64.c
+++ b/arch/sparc/mm/init_64.c
@@ -2131,8 +2131,8 @@ void free_initmem(void)
#ifdef CONFIG_BLK_DEV_INITRD
void free_initrd_mem(unsigned long start, unsigned long end)
{
- num_physpages += free_reserved_area(start, end, POISON_FREE_INITMEM,
- "initrd");
+ num_physpages += free_reserved_area((void *)start, (void *)end,
+ POISON_FREE_INITMEM, "initrd");
}
#endif
diff --git a/arch/um/kernel/mem.c b/arch/um/kernel/mem.c
index 9df292b..2aa7a24 100644
--- a/arch/um/kernel/mem.c
+++ b/arch/um/kernel/mem.c
@@ -244,7 +244,7 @@ void free_initmem(void)
#ifdef CONFIG_BLK_DEV_INITRD
void free_initrd_mem(unsigned long start, unsigned long end)
{
- free_reserved_area(start, end, 0, "initrd");
+ free_reserved_area((void *)start, (void *)end, 0, "initrd");
}
#endif
diff --git a/arch/unicore32/mm/init.c b/arch/unicore32/mm/init.c
index 63df12d..220755c 100644
--- a/arch/unicore32/mm/init.c
+++ b/arch/unicore32/mm/init.c
@@ -486,7 +486,7 @@ static int keep_initrd;
void free_initrd_mem(unsigned long start, unsigned long end)
{
if (!keep_initrd)
- free_reserved_area(start, end, 0, "initrd");
+ free_reserved_area((void *)start, (void *)end, 0, "initrd");
}
static int __init keepinitrd_setup(char *__unused)
diff --git a/arch/xtensa/mm/init.c b/arch/xtensa/mm/init.c
index bba125b..4d658ef 100644
--- a/arch/xtensa/mm/init.c
+++ b/arch/xtensa/mm/init.c
@@ -214,7 +214,7 @@ extern int initrd_is_mapped;
void free_initrd_mem(unsigned long start, unsigned long end)
{
if (initrd_is_mapped)
- free_reserved_area(start, end, 0, "initrd");
+ free_reserved_area((void *)start, (void *)end, 0, "initrd");
}
#endif
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 949bd70..be1b96c 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1311,7 +1311,7 @@ extern void free_initmem(void);
* "poison" if it's non-zero.
* Return pages freed into the buddy system.
*/
-extern unsigned long free_reserved_area(unsigned long start, unsigned long end,
+extern unsigned long free_reserved_area(void *start, void *end,
int poison, char *s);
#ifdef CONFIG_HIGHMEM
/*
@@ -1355,8 +1355,7 @@ static inline unsigned long free_initmem_default(int poison)
{
extern char __init_begin[], __init_end[];
- return free_reserved_area(PAGE_ALIGN((unsigned long)&__init_begin) ,
- ((unsigned long)&__init_end) & PAGE_MASK,
+ return free_reserved_area(&__init_begin, &__init_end,
poison, "unused kernel");
}
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index d711dcd..be18ccd 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -5206,25 +5206,26 @@ early_param("movablecore", cmdline_parse_movablecore);
#endif /* CONFIG_HAVE_MEMBLOCK_NODE_MAP */
-unsigned long free_reserved_area(unsigned long start, unsigned long end,
- int poison, char *s)
+unsigned long free_reserved_area(void *start, void *end, int poison, char *s)
{
- unsigned long pages, pos;
+ void *pos;
+ unsigned long pages = 0;
- pos = start = PAGE_ALIGN(start);
- end &= PAGE_MASK;
- for (pages = 0; pos < end; pos += PAGE_SIZE, pages++) {
+ start = (void *)PAGE_ALIGN((unsigned long)start);
+ end = (void *)((unsigned long)end & PAGE_MASK);
+ for (pos = start; pos < end; pos += PAGE_SIZE, pages++) {
if (poison)
- memset((void *)pos, poison, PAGE_SIZE);
- free_reserved_page(virt_to_page((void *)pos));
+ memset(pos, poison, PAGE_SIZE);
+ free_reserved_page(virt_to_page(pos));
}
if (pages && s)
- pr_info("Freeing %s memory: %ldK (%lx - %lx)\n",
+ pr_info("Freeing %s memory: %ldK (%p - %p)\n",
s, pages << (PAGE_SHIFT - 10), start, end);
return pages;
}
+EXPORT_SYMBOL(free_reserved_area);
#ifdef CONFIG_HIGHMEM
void free_highmem_page(struct page *page)
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