linux-kernel - [tip: x86/mm] x86/tlb: Move paravirt_tlb_remove

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Date:   Sun, 26 Apr 2020 18:42:49 -0000
From:   "tip-bot2 for Thomas Gleixner" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Thomas Gleixner <tglx@...utronix.de>, Borislav Petkov <bp@...e.de>,
        Alexandre Chartre <alexandre.chartre@...cle.com>,
        "Peter Zijlstra (Intel)" <peterz@...radead.org>,
        x86 <x86@...nel.org>, LKML <linux-kernel@...r.kernel.org>
Subject: [tip: x86/mm] x86/tlb: Move paravirt_tlb_remove_table() to the usage site

The following commit has been merged into the x86/mm branch of tip:

Commit-ID:     69de6c1a7fc730260d39f09432d69abc99f5f344
Gitweb:        https://git.kernel.org/tip/69de6c1a7fc730260d39f09432d69abc99f5f344
Author:        Thomas Gleixner <tglx@...utronix.de>
AuthorDate:    Tue, 21 Apr 2020 11:20:38 +02:00
Committer:     Borislav Petkov <bp@...e.de>
CommitterDate: Sun, 26 Apr 2020 18:19:35 +02:00

x86/tlb: Move paravirt_tlb_remove_table() to the usage site

Move it where the only user is.

Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Signed-off-by: Borislav Petkov <bp@...e.de>
Reviewed-by: Alexandre Chartre <alexandre.chartre@...cle.com>
Acked-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Link: https://lkml.kernel.org/r/20200421092559.849801011@linutronix.de
---
 arch/x86/include/asm/tlbflush.h | 5 -----
 arch/x86/mm/pgtable.c           | 8 ++++++++
 2 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/arch/x86/include/asm/tlbflush.h b/arch/x86/include/asm/tlbflush.h
index 7401c6c..c22fc72 100644
--- a/arch/x86/include/asm/tlbflush.h
+++ b/arch/x86/include/asm/tlbflush.h
@@ -421,9 +421,4 @@ static inline void arch_tlbbatch_add_mm(struct arch_tlbflush_unmap_batch *batch,
 
 extern void arch_tlbbatch_flush(struct arch_tlbflush_unmap_batch *batch);
 
-#ifndef CONFIG_PARAVIRT
-#define paravirt_tlb_remove_table(tlb, page) \
-	tlb_remove_page(tlb, (void *)(page))
-#endif
-
 #endif /* _ASM_X86_TLBFLUSH_H */
diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c
index c54d1d0..d88e906 100644
--- a/arch/x86/mm/pgtable.c
+++ b/arch/x86/mm/pgtable.c
@@ -19,6 +19,14 @@ EXPORT_SYMBOL(physical_mask);
 #define PGTABLE_HIGHMEM 0
 #endif
 
+#ifndef CONFIG_PARAVIRT
+static inline
+void paravirt_tlb_remove_table(struct mmu_gather *tlb, void *table)
+{
+	tlb_remove_page(tlb, table);
+}
+#endif
+
 gfp_t __userpte_alloc_gfp = GFP_PGTABLE_USER | PGTABLE_HIGHMEM;
 
 pgtable_t pte_alloc_one(struct mm_struct *mm)