Messages in this thread Patch in this message | | | From | Joerg Roedel <> | Subject | [PATCH 14/16] x86/mm/legacy: Populate the user page-table with user pgd's | Date | Tue, 16 Jan 2018 17:36:57 +0100 |
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From: Joerg Roedel <jroedel@suse.de>
Also populate the user-spage pgd's in the user page-table.
Signed-off-by: Joerg Roedel <jroedel@suse.de> --- arch/x86/include/asm/pgtable-2level.h | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/arch/x86/include/asm/pgtable-2level.h b/arch/x86/include/asm/pgtable-2level.h index 685ffe8a0eaf..d96486d23c58 100644 --- a/arch/x86/include/asm/pgtable-2level.h +++ b/arch/x86/include/asm/pgtable-2level.h @@ -19,6 +19,9 @@ static inline void native_set_pte(pte_t *ptep , pte_t pte) static inline void native_set_pmd(pmd_t *pmdp, pmd_t pmd) { +#ifdef CONFIG_PAGE_TABLE_ISOLATION + pmd.pud.p4d.pgd = pti_set_user_pgd(&pmdp->pud.p4d.pgd, pmd.pud.p4d.pgd); +#endif *pmdp = pmd; } -- 2.13.6
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