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authorKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2013-05-15 10:26:50 -0400
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2013-05-15 10:26:50 -0400
commit12e04ffcd93b25dfd726d46338c2ee7d23de556e (patch)
treef91479a62805619168994fd3ee55e3ffa23fc24e /arch/score/mm/init.c
parent9eff37a8713939f218ab8bf0dc93f1d67af7b8b4 (diff)
parentf722406faae2d073cc1d01063d1123c35425939e (diff)
Merge tag 'v3.10-rc1' into stable/for-linus-3.10
Linux 3.10-rc1 * tag 'v3.10-rc1': (12273 commits) Linux 3.10-rc1 [SCSI] qla2xxx: Update firmware link in Kconfig file. [SCSI] iscsi class, qla4xxx: fix sess/conn refcounting when find fns are used [SCSI] sas: unify the pointlessly separated enums sas_dev_type and sas_device_type [SCSI] pm80xx: thermal, sas controller config and error handling update [SCSI] pm80xx: NCQ error handling changes [SCSI] pm80xx: WWN Modification for PM8081/88/89 controllers [SCSI] pm80xx: Changed module name and debug messages update [SCSI] pm80xx: Firmware flash memory free fix, with addition of new memory region for it [SCSI] pm80xx: SPC new firmware changes for device id 0x8081 alone [SCSI] pm80xx: Added SPCv/ve specific hardware functionalities and relevant changes in common files [SCSI] pm80xx: MSI-X implementation for using 64 interrupts [SCSI] pm80xx: Updated common functions common for SPC and SPCv/ve [SCSI] pm80xx: Multiple inbound/outbound queue configuration [SCSI] pm80xx: Added SPCv/ve specific ids, variables and modify for SPC [SCSI] lpfc: fix up Kconfig dependencies [SCSI] Handle MLQUEUE busy response in scsi_send_eh_cmnd dm cache: set config value dm cache: move config fns dm thin: generate event when metadata threshold passed ...
Diffstat (limited to 'arch/score/mm/init.c')
-rw-r--r--arch/score/mm/init.c35
1 files changed, 6 insertions, 29 deletions
diff --git a/arch/score/mm/init.c b/arch/score/mm/init.c
index cee6bce1e30..d8f988a37d1 100644
--- a/arch/score/mm/init.c
+++ b/arch/score/mm/init.c
@@ -31,7 +31,7 @@
#include <linux/mm.h>
#include <linux/mman.h>
#include <linux/pagemap.h>
-#include <linux/proc_fs.h>
+#include <linux/kcore.h>
#include <linux/sched.h>
#include <linux/initrd.h>
@@ -43,7 +43,7 @@ EXPORT_SYMBOL_GPL(empty_zero_page);
static struct kcore_list kcore_mem, kcore_vmalloc;
-static unsigned long setup_zero_page(void)
+static void setup_zero_page(void)
{
struct page *page;
@@ -52,9 +52,7 @@ static unsigned long setup_zero_page(void)
panic("Oh boy, that early out of memory?");
page = virt_to_page((void *) empty_zero_page);
- SetPageReserved(page);
-
- return 1UL;
+ mark_page_reserved(page);
}
#ifndef CONFIG_NEED_MULTIPLE_NODES
@@ -84,7 +82,7 @@ void __init mem_init(void)
high_memory = (void *) __va(max_low_pfn << PAGE_SHIFT);
totalram_pages += free_all_bootmem();
- totalram_pages -= setup_zero_page(); /* Setup zeroed pages. */
+ setup_zero_page(); /* Setup zeroed pages. */
reservedpages = 0;
for (tmp = 0; tmp < max_low_pfn; tmp++)
@@ -109,37 +107,16 @@ void __init mem_init(void)
}
#endif /* !CONFIG_NEED_MULTIPLE_NODES */
-static void free_init_pages(const char *what, unsigned long begin, unsigned long end)
-{
- unsigned long pfn;
-
- for (pfn = PFN_UP(begin); pfn < PFN_DOWN(end); pfn++) {
- struct page *page = pfn_to_page(pfn);
- void *addr = phys_to_virt(PFN_PHYS(pfn));
-
- ClearPageReserved(page);
- init_page_count(page);
- memset(addr, POISON_FREE_INITMEM, PAGE_SIZE);
- __free_page(page);
- totalram_pages++;
- }
- printk(KERN_INFO "Freeing %s: %ldk freed\n", what, (end - begin) >> 10);
-}
-
#ifdef CONFIG_BLK_DEV_INITRD
void free_initrd_mem(unsigned long start, unsigned long end)
{
- free_init_pages("initrd memory",
- virt_to_phys((void *) start),
- virt_to_phys((void *) end));
+ free_reserved_area(start, end, POISON_FREE_INITMEM, "initrd");
}
#endif
void __init_refok free_initmem(void)
{
- free_init_pages("unused kernel memory",
- __pa(&__init_begin),
- __pa(&__init_end));
+ free_initmem_default(POISON_FREE_INITMEM);
}
unsigned long pgd_current;