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author | Yinghai Lu <yinghai@kernel.org> | 2010-02-10 09:20:23 (GMT) |
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committer | H. Peter Anvin <hpa@zytor.com> | 2010-02-12 17:42:38 (GMT) |
commit | db8f77c889542b09457b8b97efb311343c99a75d (patch) | |
tree | cb3d4cb6d23c6e90917218233bc4dc2c9642b5f1 /arch/x86/kernel/head32.c | |
parent | 9bdac914240759457175ac0d6529a37d2820bc4d (diff) | |
download | linux-fsl-qoriq-db8f77c889542b09457b8b97efb311343c99a75d.tar.xz |
x86: Move bios page reserve early to head32/64.c
So prepare to make one more clean of early_res.c.
-v2: don't need to reserve first page in early_res
because we already mark that in e820 as reserved already.
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
LKML-Reference: <1265793639-15071-20-git-send-email-yinghai@kernel.org>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86/kernel/head32.c')
-rw-r--r-- | arch/x86/kernel/head32.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/x86/kernel/head32.c b/arch/x86/kernel/head32.c index 5051b94..adedeef 100644 --- a/arch/x86/kernel/head32.c +++ b/arch/x86/kernel/head32.c @@ -29,6 +29,16 @@ static void __init i386_default_early_setup(void) void __init i386_start_kernel(void) { +#ifdef CONFIG_X86_TRAMPOLINE + /* + * But first pinch a few for the stack/trampoline stuff + * FIXME: Don't need the extra page at 4K, but need to fix + * trampoline before removing it. (see the GDT stuff) + */ + reserve_early_overlap_ok(PAGE_SIZE, PAGE_SIZE + PAGE_SIZE, + "EX TRAMPOLINE"); +#endif + reserve_early(__pa_symbol(&_text), __pa_symbol(&__bss_stop), "TEXT DATA BSS"); #ifdef CONFIG_BLK_DEV_INITRD |