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| author | Pekka Enberg <penberg@cs.helsinki.fi> | 2009-03-05 14:54:55 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-03-05 14:17:12 +0100 |
| commit | e7179853e7552ba6631e2cdd9f5c374383403b4b (patch) | |
| tree | 48218c4a6faa8ad8a5fe48cb05c63e68b217d29d /arch/x86/mm/init_32.c | |
| parent | 49a2bf7303b0dc5fccbb3ff7cf2e7751f0e3953d (diff) | |
| download | op-kernel-dev-e7179853e7552ba6631e2cdd9f5c374383403b4b.zip op-kernel-dev-e7179853e7552ba6631e2cdd9f5c374383403b4b.tar.gz | |
x86: move pgd_base out of init_memory_mapping()
Impact: cleanup
This patch moves pgd_base out of init_memory_mapping() to reduce
the diff between the 32-bit version and the 64-bit version of the
function.
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Cc: Yinghai Lu <yinghai@kernel.org>
LKML-Reference: <1236257708-27269-4-git-send-email-penberg@cs.helsinki.fi>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/mm/init_32.c')
| -rw-r--r-- | arch/x86/mm/init_32.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c index 86a9994..cfc68d6 100644 --- a/arch/x86/mm/init_32.c +++ b/arch/x86/mm/init_32.c @@ -227,11 +227,11 @@ static inline int is_kernel_text(unsigned long addr) * of max_low_pfn pages, by creating page tables starting from address * PAGE_OFFSET: */ -static void __init kernel_physical_mapping_init(pgd_t *pgd_base, - unsigned long start_pfn, +static void __init kernel_physical_mapping_init(unsigned long start_pfn, unsigned long end_pfn, int use_pse) { + pgd_t *pgd_base = swapper_pg_dir; int pgd_idx, pmd_idx, pte_ofs; unsigned long pfn; pgd_t *pgd; @@ -509,8 +509,9 @@ void __init native_pagetable_setup_done(pgd_t *base) * be partially populated, and so it avoids stomping on any existing * mappings. */ -static void __init early_ioremap_page_table_range_init(pgd_t *pgd_base) +static void __init early_ioremap_page_table_range_init(void) { + pgd_t *pgd_base = swapper_pg_dir; unsigned long vaddr, end; /* @@ -925,7 +926,6 @@ static int save_mr(struct map_range *mr, int nr_range, unsigned long __init_refok init_memory_mapping(unsigned long start, unsigned long end) { - pgd_t *pgd_base = swapper_pg_dir; unsigned long page_size_mask = 0; unsigned long start_pfn, end_pfn; unsigned long pos; @@ -1040,12 +1040,12 @@ unsigned long __init_refok init_memory_mapping(unsigned long start, find_early_table_space(end, use_pse, use_gbpages); for (i = 0; i < nr_range; i++) - kernel_physical_mapping_init(pgd_base, + kernel_physical_mapping_init( mr[i].start >> PAGE_SHIFT, mr[i].end >> PAGE_SHIFT, mr[i].page_size_mask == (1<<PG_LEVEL_2M)); - early_ioremap_page_table_range_init(pgd_base); + early_ioremap_page_table_range_init(); load_cr3(swapper_pg_dir); |
