Gitweb: http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2069e9...
Commit: 2069e978d5a6e7b45d58027e3de7f879b8c5e488
Parent: e0a45ee0b922b998f8d6737cf6e9e69a791252b7
Author: Heiko Carstens <heiko.carstens@de.ibm.com>
AuthorDate: Thu May 15 16:52:31 2008 +0200
Committer: Martin Schwidefsky <schwidefsky@de.ibm.com>
CommitDate: Thu May 15 16:52:38 2008 +0200
[S390] sparsemem vmemmap: initialize memmap.
Let's just use the generic vmmemmap_alloc_block() function which
always returns initialized memory.
Cc: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
---
arch/s390/mm/vmem.c | 19 ++++++-------------
1 files changed, 6 insertions(+), 13 deletions(-)
diff --git a/arch/s390/mm/vmem.c b/arch/s390/mm/vmem.c
index beccacf..ea28048 100644
--- a/arch/s390/mm/vmem.c
+++ b/arch/s390/mm/vmem.c
@@ -27,19 +27,12 @@ struct memory_segment {
static LIST_HEAD(mem_segs);
-static void __ref *vmem_alloc_pages(unsigned int order)
-{
- if (slab_is_available())
- return (void *)__get_free_pages(GFP_KERNEL, order);
- return alloc_bootmem_pages((1 << order) * PAGE_SIZE);
-}
-
-static inline pud_t *vmem_pud_alloc(void)
+static pud_t *vmem_pud_alloc(void)
{
pud_t *pud = NULL;
#ifdef CONFIG_64BIT
- pud = vmem_alloc_pages(2);
+ pud = vmemmap_alloc_block(PAGE_SIZE * 4, 0);
if (!pud)
return NULL;
clear_table((unsigned long *) pud, _REGION3_ENTRY_EMPTY, PAGE_SIZE * 4);
@@ -47,12 +40,12 @@ static inline pud_t *vmem_pud_alloc(void)
return pud;
}
-static inline pmd_t *vmem_pmd_alloc(void)
+static pmd_t *vmem_pmd_alloc(void)
{
pmd_t *pmd = NULL;
#ifdef CONFIG_64BIT
- pmd = vmem_alloc_pages(2);
+ pmd = vmemmap_alloc_block(PAGE_SIZE * 4, 0);
if (!pmd)
return NULL;
clear_table((unsigned long *) pmd, _SEGMENT_ENTRY_EMPTY, PAGE_SIZE * 4);
@@ -60,7 +53,7 @@ static inline pmd_t *vmem_pmd_alloc(void)
return pmd;
}
-static pte_t __init_refok *vmem_pte_alloc(void)
+static pte_t __ref *vmem_pte_alloc(void)
{
pte_t *pte;
@@ -214,7 +207,7 @@ int __meminit vmemmap_populate(struct page *start, unsigned long nr, int node)
if (pte_none(*pt_dir)) {
unsigned long new_page;
- new_page =__pa(vmem_alloc_pages(0));
+ new_page =__pa(vmemmap_alloc_block(PAGE_SIZE, 0));
if (!new_page)
goto out;
pte = pfn_pte(new_page >> PAGE_SHIFT, PAGE_KERNEL);
--
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