[PATCH V4 09/50] x86: Remove unused kernel_to_user_p4dp() and user_to_kernel_p4dp()

[Lai Jiangshan]

From: Lai Jiangshan <laijs@xxxxxxxxxxxxxxxxx>

kernel_to_user_p4dp() and user_to_kernel_p4dp() have no caller and can
be removed.

Signed-off-by: Lai Jiangshan <laijs@xxxxxxxxxxxxxxxxx>
---
 arch/x86/include/asm/pgtable.h | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index 448cd01eb3ec..65542106464b 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -1200,16 +1200,6 @@ static inline pgd_t *user_to_kernel_pgdp(pgd_t *pgdp)
 {
 	return ptr_clear_bit(pgdp, PTI_PGTABLE_SWITCH_BIT);
 }
-
-static inline p4d_t *kernel_to_user_p4dp(p4d_t *p4dp)
-{
-	return ptr_set_bit(p4dp, PTI_PGTABLE_SWITCH_BIT);
-}
-
-static inline p4d_t *user_to_kernel_p4dp(p4d_t *p4dp)
-{
-	return ptr_clear_bit(p4dp, PTI_PGTABLE_SWITCH_BIT);
-}
 #endif /* CONFIG_PAGE_TABLE_ISOLATION */
 
 /*
-- 
2.19.1.6.gb485710b