From: Peter Zijlstra <peterz@infradead.org>
To: will.deacon@arm.com, aneesh.kumar@linux.vnet.ibm.com,
akpm@linux-foundation.org, npiggin@gmail.com
Cc: linux-arch@vger.kernel.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org, peterz@infradead.org,
linux@armlinux.org.uk, heiko.carstens@de.ibm.com,
riel@surriel.com
Subject: [PATCH 18/18] asm-generic/tlb: Remove tlb_table_flush()
Date: Wed, 26 Sep 2018 13:36:41 +0200 [thread overview]
Message-ID: <20180926114801.468888082@infradead.org> (raw)
In-Reply-To: 20180926113623.863696043@infradead.org
There are no external users of this API (nor should there be); remove it.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
---
include/asm-generic/tlb.h | 1 -
mm/mmu_gather.c | 34 +++++++++++++++++-----------------
2 files changed, 17 insertions(+), 18 deletions(-)
--- a/include/asm-generic/tlb.h
+++ b/include/asm-generic/tlb.h
@@ -174,7 +174,6 @@ struct mmu_table_batch {
#define MAX_TABLE_BATCH \
((PAGE_SIZE - sizeof(struct mmu_table_batch)) / sizeof(void *))
-extern void tlb_table_flush(struct mmu_gather *tlb);
extern void tlb_remove_table(struct mmu_gather *tlb, void *table);
#endif
--- a/mm/mmu_gather.c
+++ b/mm/mmu_gather.c
@@ -91,22 +91,6 @@ bool __tlb_remove_page_size(struct mmu_g
#endif /* HAVE_MMU_GATHER_NO_GATHER */
-static void tlb_flush_mmu_free(struct mmu_gather *tlb)
-{
-#ifdef CONFIG_HAVE_RCU_TABLE_FREE
- tlb_table_flush(tlb);
-#endif
-#ifndef CONFIG_HAVE_MMU_GATHER_NO_GATHER
- tlb_batch_pages_flush(tlb);
-#endif
-}
-
-void tlb_flush_mmu(struct mmu_gather *tlb)
-{
- tlb_flush_mmu_tlbonly(tlb);
- tlb_flush_mmu_free(tlb);
-}
-
#ifdef CONFIG_HAVE_RCU_TABLE_FREE
/*
@@ -159,7 +143,7 @@ static void tlb_remove_table_rcu(struct
free_page((unsigned long)batch);
}
-void tlb_table_flush(struct mmu_gather *tlb)
+static void tlb_table_flush(struct mmu_gather *tlb)
{
struct mmu_table_batch **batch = &tlb->batch;
@@ -191,6 +175,22 @@ void tlb_remove_table(struct mmu_gather
#endif /* CONFIG_HAVE_RCU_TABLE_FREE */
+static void tlb_flush_mmu_free(struct mmu_gather *tlb)
+{
+#ifdef CONFIG_HAVE_RCU_TABLE_FREE
+ tlb_table_flush(tlb);
+#endif
+#ifndef CONFIG_HAVE_MMU_GATHER_NO_GATHER
+ tlb_batch_pages_flush(tlb);
+#endif
+}
+
+void tlb_flush_mmu(struct mmu_gather *tlb)
+{
+ tlb_flush_mmu_tlbonly(tlb);
+ tlb_flush_mmu_free(tlb);
+}
+
/**
* tlb_gather_mmu - initialize an mmu_gather structure for page-table tear-down
* @tlb: the mmu_gather structure to initialize
next prev parent reply other threads:[~2018-09-26 11:36 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-26 11:36 [PATCH 00/18] my generic mmu_gather patches Peter Zijlstra
2018-09-26 11:36 ` Peter Zijlstra
2018-09-26 11:36 ` [PATCH 01/18] asm-generic/tlb: Provide a comment Peter Zijlstra
2018-09-26 11:36 ` Peter Zijlstra
2018-09-26 11:36 ` [PATCH 02/18] asm-generic/tlb: Provide HAVE_MMU_GATHER_PAGE_SIZE Peter Zijlstra
2018-09-26 11:36 ` Peter Zijlstra
2018-09-26 11:36 ` [PATCH 03/18] x86/mm: Page size aware flush_tlb_mm_range() Peter Zijlstra
2018-09-26 11:36 ` Peter Zijlstra
2018-09-26 11:36 ` [PATCH 04/18] asm-generic/tlb: Provide generic VIPT cache flush Peter Zijlstra
2018-09-26 11:36 ` Peter Zijlstra
2018-09-26 11:36 ` [PATCH 05/18] asm-generic/tlb: Provide generic tlb_flush Peter Zijlstra
2018-09-26 11:36 ` Peter Zijlstra
2018-09-26 12:53 ` Will Deacon
2018-09-26 12:53 ` Will Deacon
2018-09-26 13:11 ` Peter Zijlstra
2018-09-26 13:11 ` Peter Zijlstra
2018-09-26 18:07 ` Peter Zijlstra
2018-09-26 18:07 ` Peter Zijlstra
2018-09-27 12:14 ` Will Deacon
2018-09-27 12:14 ` Will Deacon
2018-09-26 11:36 ` [PATCH 06/18] asm-generic/tlb: Conditionally provide tlb_migrate_finish() Peter Zijlstra
2018-09-26 11:36 ` Peter Zijlstra
2018-09-26 12:53 ` Will Deacon
2018-09-26 12:53 ` Will Deacon
2018-09-26 11:36 ` [PATCH 07/18] asm-generic/tlb: Invert HAVE_RCU_TABLE_INVALIDATE Peter Zijlstra
2018-09-26 11:36 ` Peter Zijlstra
2018-09-26 11:36 ` [PATCH 08/18] arm/tlb: Convert to generic mmu_gather Peter Zijlstra
2018-09-26 11:36 ` Peter Zijlstra
2018-09-26 12:54 ` Will Deacon
2018-09-26 12:54 ` Will Deacon
2018-09-26 11:36 ` [PATCH 09/18] ia64/tlb: Conver " Peter Zijlstra
2018-09-26 11:36 ` Peter Zijlstra
2018-09-26 11:36 ` [PATCH 10/18] sh/tlb: Convert SH " Peter Zijlstra
2018-09-26 11:36 ` Peter Zijlstra
2018-09-26 11:36 ` [PATCH 11/18] um/tlb: Convert " Peter Zijlstra
2018-09-26 11:36 ` Peter Zijlstra
2018-09-26 11:36 ` [PATCH 12/18] arch/tlb: Clean up simple architectures Peter Zijlstra
2018-09-26 11:36 ` Peter Zijlstra
2018-10-03 17:03 ` Vineet Gupta
2018-10-03 17:03 ` Vineet Gupta
2018-10-11 15:04 ` Peter Zijlstra
2018-10-11 15:04 ` Peter Zijlstra
2018-10-12 19:40 ` Vineet Gupta
2018-10-12 19:40 ` Vineet Gupta
2018-10-15 14:14 ` Peter Zijlstra
2018-10-15 14:14 ` Peter Zijlstra
2018-09-26 11:36 ` [PATCH 13/18] asm-generic/tlb: Introduce HAVE_MMU_GATHER_NO_GATHER Peter Zijlstra
2018-09-26 11:36 ` Peter Zijlstra
2018-12-11 5:43 ` Aneesh Kumar K.V
2018-12-11 5:43 ` Aneesh Kumar K.V
2018-09-26 11:36 ` [PATCH 14/18] s390/tlb: convert to generic mmu_gather Peter Zijlstra
2018-09-26 11:36 ` Peter Zijlstra
2018-09-26 11:36 ` [PATCH 15/18] asm-generic/tlb: Remove arch_tlb*_mmu() Peter Zijlstra
2018-09-26 11:36 ` Peter Zijlstra
2018-09-26 11:36 ` [PATCH 16/18] asm-generic/tlb: Remove HAVE_GENERIC_MMU_GATHER Peter Zijlstra
2018-09-26 11:36 ` Peter Zijlstra
2018-09-26 11:36 ` [PATCH 17/18] asm-generic/tlb: Remove tlb_flush_mmu_free() Peter Zijlstra
2018-09-26 11:36 ` Peter Zijlstra
2018-09-26 11:36 ` Peter Zijlstra [this message]
2018-09-26 11:36 ` [PATCH 18/18] asm-generic/tlb: Remove tlb_table_flush() Peter Zijlstra
2018-09-26 12:47 ` [PATCH 00/18] my generic mmu_gather patches Will Deacon
2018-09-26 12:47 ` Will Deacon
2018-12-11 5:50 ` Aneesh Kumar K.V
2018-12-11 5:50 ` Aneesh Kumar K.V
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