From 48a8b97cfd804a965fbbe7be2d56a7984ef6bdb1 Mon Sep 17 00:00:00 2001
From: Peter Zijlstra <peterz@infradead.org>
Date: Wed, 22 Aug 2018 17:30:16 +0200
Subject: x86/mm: Only use tlb_remove_table() for paravirt

If we don't use paravirt; don't play unnecessary and complicated games
to free page-tables.

Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Rik van Riel <riel@surriel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 arch/x86/hyperv/mmu.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'arch/x86/hyperv')

diff --git a/arch/x86/hyperv/mmu.c b/arch/x86/hyperv/mmu.c
index 1147e1fed7ff..ef5f29f913d7 100644
--- a/arch/x86/hyperv/mmu.c
+++ b/arch/x86/hyperv/mmu.c
@@ -9,6 +9,7 @@
 #include <asm/mshyperv.h>
 #include <asm/msr.h>
 #include <asm/tlbflush.h>
+#include <asm/tlb.h>
 
 #define CREATE_TRACE_POINTS
 #include <asm/trace/hyperv.h>
@@ -231,4 +232,5 @@ void hyperv_setup_mmu_ops(void)
 
 	pr_info("Using hypercall for remote TLB flush\n");
 	pv_mmu_ops.flush_tlb_others = hyperv_flush_tlb_others;
+	pv_mmu_ops.tlb_remove_table = tlb_remove_table;
 }
-- 
cgit