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x86: fix early_ioremap pagetable ops

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Some important parts of f6df72e71e got
dropped along the way, reintroduce them.

Only affects paravirt guests.

Signed-off-by: Ian Campbell <ijc@hellion.org.uk>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Ian Campbell 2008-02-09 23:24:09 +01:00 committed by Thomas Gleixner
parent 551889a6e2
commit b6fbb669c8
1 changed files with 2 additions and 2 deletions
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4
arch/x86/mm/ioremap.c
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@ -286,7 +286,7 @@ void __init early_ioremap_init(void)
pmd = early_ioremap_pmd(fix_to_virt(FIX_BTMAP_BEGIN));
memset(bm_pte, 0, sizeof(bm_pte));
set_pmd(pmd, __pmd(__pa(bm_pte) | _PAGE_TABLE));
pmd_populate_kernel(&init_mm, pmd, bm_pte);
/*
* The boot-ioremap range spans multiple pmds, for which
@ -316,7 +316,7 @@ void __init early_ioremap_clear(void)
pmd = early_ioremap_pmd(fix_to_virt(FIX_BTMAP_BEGIN));
pmd_clear(pmd);
paravirt_release_pt(__pa(pmd) >> PAGE_SHIFT);
paravirt_release_pt(__pa(bm_pte) >> PAGE_SHIFT);
__flush_tlb_all();
}