linux-kernel - [PATCH 4/4] ACPI / APEI: Remove arch_apei_flush_tlb

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Message-Id: <20171106184427.31905-5-james.morse@arm.com>
Date:   Mon,  6 Nov 2017 18:44:27 +0000
From:   James Morse <james.morse@....com>
To:     linux-acpi@...r.kernel.org
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, H Peter Anvin <hpa@...or.com>,
        x86@...nel.org, Rafael Wysocki <rjw@...ysocki.net>,
        Len Brown <lenb@...nel.org>, Tony Luck <tony.luck@...el.com>,
        Borislav Petkov <bp@...en8.de>,
        Tyler Baicar <tbaicar@...eaurora.org>,
        Qiang Zheng <zhengqiang10@...wei.com>,
        Toshi Kani <toshi.kani@....com>, torvalds@...ux-foundation.org
Subject: [PATCH 4/4] ACPI / APEI: Remove arch_apei_flush_tlb_one()

Nothing calls arch_apei_flush_tlb_one() anymore, instead relying on
__set_pte_vaddr() to do the invalidation when called from clear_fixmap()
Remove arch_apei_flush_tlb_one().

Signed-off-by: James Morse <james.morse@....com>
Reviewed-by: Borislav Petkov <bp@...e.de>
---
 arch/x86/kernel/acpi/apei.c | 5 -----
 include/acpi/apei.h         | 1 -
 2 files changed, 6 deletions(-)

diff --git a/arch/x86/kernel/acpi/apei.c b/arch/x86/kernel/acpi/apei.c
index ea3046e0b0cf..bb8d300fecbd 100644
--- a/arch/x86/kernel/acpi/apei.c
+++ b/arch/x86/kernel/acpi/apei.c
@@ -52,8 +52,3 @@ void arch_apei_report_mem_error(int sev, struct cper_sec_mem_err *mem_err)
 	apei_mce_report_mem_error(sev, mem_err);
 #endif
 }
-
-void arch_apei_flush_tlb_one(unsigned long addr)
-{
-	__flush_tlb_one(addr);
-}
diff --git a/include/acpi/apei.h b/include/acpi/apei.h
index c46694abea28..82c451698c98 100644
--- a/include/acpi/apei.h
+++ b/include/acpi/apei.h
@@ -50,7 +50,6 @@ int erst_clear(u64 record_id);
 
 int arch_apei_enable_cmcff(struct acpi_hest_header *hest_hdr, void *data);
 void arch_apei_report_mem_error(int sev, struct cper_sec_mem_err *mem_err);
-void arch_apei_flush_tlb_one(unsigned long addr);
 
 #endif
 #endif
-- 
2.15.0.rc2