From: Ian Campbell Date: Sat, 9 Feb 2008 22:24:09 +0000 (+0100) Subject: x86: fix early_ioremap pagetable ops X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=b6fbb669c8ef3a112121697ca901c290ccd35eb2;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git x86: fix early_ioremap pagetable ops Some important parts of f6df72e71eba621b2f5c49b3a763116fac748f6e got dropped along the way, reintroduce them. Only affects paravirt guests. Signed-off-by: Ian Campbell Signed-off-by: Ingo Molnar Signed-off-by: Thomas Gleixner --- diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c index 1106b7f477bd..a4897a85268a 100644 --- a/arch/x86/mm/ioremap.c +++ b/arch/x86/mm/ioremap.c @@ -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(); }