Kernel/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2025-01-12 16:11:04 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

[S390] kernel page table allocation.

Browse Source 
Don't waste DMA capable pages for identity mapping page tables.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Heiko Carstens 2006-08-16 13:49:37 +02:00 committed by Martin Schwidefsky
parent b18a60e7c2
commit 3e03a2fcb2
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
arch/s390/mm/init.c
View File

@ -129,7 +129,7 @@ void __init paging_init(void)
/*
* pg_table is physical at this point
*/
pg_table = (pte_t *) alloc_bootmem_low_pages(PAGE_SIZE);
pg_table = (pte_t *) alloc_bootmem_pages(PAGE_SIZE);
pg_dir->pgd0 = (_PAGE_TABLE | __pa(pg_table));
pg_dir->pgd1 = (_PAGE_TABLE | (__pa(pg_table)+1024));
@ -219,7 +219,7 @@ void __init paging_init(void)
continue;
}
pm_dir = (pmd_t *) alloc_bootmem_low_pages(PAGE_SIZE*4);
pm_dir = (pmd_t *) alloc_bootmem_pages(PAGE_SIZE * 4);
pgd_populate(&init_mm, pg_dir, pm_dir);
for (j = 0 ; j < PTRS_PER_PMD ; j++,pm_dir++) {
@ -228,7 +228,7 @@ void __init paging_init(void)
continue;
}
pt_dir = (pte_t *) alloc_bootmem_low_pages(PAGE_SIZE);
pt_dir = (pte_t *) alloc_bootmem_pages(PAGE_SIZE);
pmd_populate_kernel(&init_mm, pm_dir, pt_dir);
for (k = 0 ; k < PTRS_PER_PTE ; k++,pt_dir++) {