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| author | Yinghai Lu <yinghai@kernel.org> | 2010-02-10 01:20:20 -0800 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2010-02-12 09:41:59 -0800 |
| commit | 08677214e318297f228237be0042aac754f48f1d (patch) | |
| tree | 6d03424f7e287fcf66136b44512328afb1aeee49 /arch/x86/include/asm/e820.h | |
| parent | c252a5bb1f57afb1e336d68085217727ca7b2134 (diff) | |
| download | linux-08677214e318297f228237be0042aac754f48f1d.tar.gz linux-08677214e318297f228237be0042aac754f48f1d.tar.bz2 linux-08677214e318297f228237be0042aac754f48f1d.zip | |
x86: Make 64 bit use early_res instead of bootmem before slab
Finally we can use early_res to replace bootmem for x86_64 now.
Still can use CONFIG_NO_BOOTMEM to enable it or not.
-v2: fix 32bit compiling about MAX_DMA32_PFN
-v3: folded bug fix from LKML message below
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
LKML-Reference: <4B747239.4070907@kernel.org>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86/include/asm/e820.h')
| -rw-r--r-- | arch/x86/include/asm/e820.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86/include/asm/e820.h b/arch/x86/include/asm/e820.h index 761249e396fe..7d72e5fb7008 100644 --- a/arch/x86/include/asm/e820.h +++ b/arch/x86/include/asm/e820.h @@ -117,6 +117,12 @@ extern void free_early(u64 start, u64 end); extern void early_res_to_bootmem(u64 start, u64 end); extern u64 early_reserve_e820(u64 startt, u64 sizet, u64 align); +void reserve_early_without_check(u64 start, u64 end, char *name); +u64 find_early_area(u64 ei_start, u64 ei_last, u64 start, u64 end, + u64 size, u64 align); +#include <linux/range.h> +int get_free_all_memory_range(struct range **rangep, int nodeid); + extern unsigned long e820_end_of_ram_pfn(void); extern unsigned long e820_end_of_low_ram_pfn(void); extern int e820_find_active_region(const struct e820entry *ei, |