From: Joerg Roedel <jroedel@xxxxxxx>
Also populate the user-spage pgd's in the user page-table.
Signed-off-by: Joerg Roedel <jroedel@xxxxxxx>
---
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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