[tip:x86/mm] x86/mm/tlb: Add freed_tables element to flush_tlb_info

[tip-bot for Rik van Riel]

Commit-ID:  97807813fe7074ee865d6bc1df1d0f8fb878ee9d
Gitweb:     https://git.kernel.org/tip/97807813fe7074ee865d6bc1df1d0f8fb878ee9d
Author:     Rik van Riel <riel@xxxxxxxxxxx>
AuthorDate: Tue, 25 Sep 2018 23:58:43 -0400
Committer:  Peter Zijlstra <peterz@xxxxxxxxxxxxx>
CommitDate: Tue, 9 Oct 2018 16:51:12 +0200

x86/mm/tlb: Add freed_tables element to flush_tlb_info

Pass the information on to native_flush_tlb_others.

No functional changes.

Cc: npiggin@xxxxxxxxx
Cc: mingo@xxxxxxxxxx
Cc: will.deacon@xxxxxxx
Cc: songliubraving@xxxxxx
Cc: kernel-team@xxxxxx
Cc: hpa@xxxxxxxxx
Cc: luto@xxxxxxxxxx
Signed-off-by: Rik van Riel <riel@xxxxxxxxxxx>
Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/20180926035844.1420-7-riel@xxxxxxxxxxx
---
 arch/x86/include/asm/tlbflush.h | 1 +
 arch/x86/mm/tlb.c               | 1 +
 2 files changed, 2 insertions(+)

diff --git a/arch/x86/include/asm/tlbflush.h b/arch/x86/include/asm/tlbflush.h
index 1dea9860ce5b..323a313947e0 100644
--- a/arch/x86/include/asm/tlbflush.h
+++ b/arch/x86/include/asm/tlbflush.h
@@ -532,6 +532,7 @@ struct flush_tlb_info {
 	unsigned long		end;
 	u64			new_tlb_gen;
 	unsigned int		stride_shift;
+	bool			freed_tables;
 };
 
 #define local_flush_tlb() __flush_tlb()
diff --git a/arch/x86/mm/tlb.c b/arch/x86/mm/tlb.c
index 14bf39fc0447..92e46f4c058c 100644
--- a/arch/x86/mm/tlb.c
+++ b/arch/x86/mm/tlb.c
@@ -617,6 +617,7 @@ void flush_tlb_mm_range(struct mm_struct *mm, unsigned long start,
 	struct flush_tlb_info info __aligned(SMP_CACHE_BYTES) = {
 		.mm = mm,
 		.stride_shift = stride_shift,
+		.freed_tables = freed_tables,
 	};
 
 	cpu = get_cpu();