[04/29] unicore32: remove flush_cache_user_range

Message ID	20200515143646.3857579-5-hch@lst.de (mailing list archive)
State	New, archived
Headers	show Return-Path: <SRS0=nPx+=65=kvack.org=owner-linux-mm@kernel.org> DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 30E6820758 From: Christoph Hellwig <hch@lst.de> To: Andrew Morton <akpm@linux-foundation.org>, Arnd Bergmann <arnd@arndb.de>, Roman Zippel <zippel@linux-m68k.org> Cc: Jessica Yu <jeyu@kernel.org>, Michal Simek <monstr@monstr.eu>, x86@kernel.org, linux-alpha@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-c6x-dev@linux-c6x.org, linux-hexagon@vger.kernel.org, linux-ia64@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, openrisc@lists.librecores.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org, linux-mm@kvack.org, linux-um@lists.infradead.org, linux-xtensa@linux-xtensa.org, linux-fsdevel@vger.kernel.org Subject: [PATCH 04/29] unicore32: remove flush_cache_user_range Date: Fri, 15 May 2020 16:36:21 +0200 Message-Id: <20200515143646.3857579-5-hch@lst.de> In-Reply-To: <20200515143646.3857579-1-hch@lst.de> References: <20200515143646.3857579-1-hch@lst.de> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Sender: owner-linux-mm@kvack.org Precedence: bulk
Series	[01/29] arm: fix the flush_icache_range arguments in set_fiq_handler \| expand [01/29] arm: fix the flush_icache_range arguments in set_fiq_handler [02/29] nds32: unexport flush_icache_page [03/29] powerpc: unexport flush_icache_user_range [04/29] unicore32: remove flush_cache_user_range [05/29] asm-generic: fix the inclusion guards for cacheflush.h [06/29] asm-generic: don't include <linux/mm.h> in cacheflush.h [07/29] asm-generic: improve the flush_dcache_page stub [08/29] alpha: use asm-generic/cacheflush.h [09/29] arm64: use asm-generic/cacheflush.h [10/29] c6x: use asm-generic/cacheflush.h [11/29] hexagon: use asm-generic/cacheflush.h [12/29] ia64: use asm-generic/cacheflush.h [13/29] microblaze: use asm-generic/cacheflush.h [14/29] m68knommu: use asm-generic/cacheflush.h [15/29] openrisc: use asm-generic/cacheflush.h [16/29] powerpc: use asm-generic/cacheflush.h [17/29] riscv: use asm-generic/cacheflush.h [18/29] arm,sparc,unicore32: remove flush_icache_user_range [19/29] mm: rename flush_icache_user_range to flush_icache_user_page [20/29] asm-generic: add a flush_icache_user_range stub [21/29] sh: implement flush_icache_user_range [22/29] xtensa: implement flush_icache_user_range [23/29] arm: rename flush_cache_user_range to flush_icache_user_range [24/29] m68k: implement flush_icache_user_range [25/29] exec: only build read_code when needed [26/29] exec: use flush_icache_user_range in read_code [27/29] binfmt_flat: use flush_icache_user_range [28/29] nommu: use flush_icache_user_range in brk and mmap [29/29] module: move the set_fs hack for flush_icache_range to m68k

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20200515143646.3857579-5-hch@lst.de (mailing list archive)

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Headers

DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 30E6820758
From: Christoph Hellwig <hch@lst.de>
To: Andrew Morton <akpm@linux-foundation.org>,
	Arnd Bergmann <arnd@arndb.de>,
	Roman Zippel <zippel@linux-m68k.org>
Cc: Jessica Yu <jeyu@kernel.org>,
	Michal Simek <monstr@monstr.eu>,
	x86@kernel.org,
	linux-alpha@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-c6x-dev@linux-c6x.org,
	linux-hexagon@vger.kernel.org,
	linux-ia64@vger.kernel.org,
	linux-m68k@lists.linux-m68k.org,
	linux-mips@vger.kernel.org,
	openrisc@lists.librecores.org,
	linuxppc-dev@lists.ozlabs.org,
	linux-riscv@lists.infradead.org,
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	sparclinux@vger.kernel.org,
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	linux-um@lists.infradead.org,
	linux-xtensa@linux-xtensa.org,
	linux-fsdevel@vger.kernel.org
Subject: [PATCH 04/29] unicore32: remove flush_cache_user_range
Date: Fri, 15 May 2020 16:36:21 +0200
Message-Id: <20200515143646.3857579-5-hch@lst.de>
In-Reply-To: <20200515143646.3857579-1-hch@lst.de>
References: <20200515143646.3857579-1-hch@lst.de>
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Series

[01/29] arm: fix the flush_icache_range arguments in set_fiq_handler | expand

Commit Message

Christoph Hellwig May 15, 2020, 2:36 p.m. UTC

flush_cache_user_range is an ARMism not used by any generic or unicore32
specific code.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 arch/unicore32/include/asm/cacheflush.h | 8 --------
 1 file changed, 8 deletions(-)

diff --git a/arch/unicore32/include/asm/cacheflush.h b/arch/unicore32/include/asm/cacheflush.h
index dc8c0b41538f8..9393ca4047e93 100644
--- a/arch/unicore32/include/asm/cacheflush.h
+++ b/arch/unicore32/include/asm/cacheflush.h
@@ -132,14 +132,6 @@  extern void flush_cache_page(struct vm_area_struct *vma,
 
 #define flush_cache_dup_mm(mm) flush_cache_mm(mm)
 
-/*
- * flush_cache_user_range is used when we want to ensure that the
- * Harvard caches are synchronised for the user space address range.
- * This is used for the UniCore private sys_cacheflush system call.
- */
-#define flush_cache_user_range(vma, start, end) \
-	__cpuc_coherent_user_range((start) & PAGE_MASK, PAGE_ALIGN(end))
-
 /*
  * Perform necessary cache operations to ensure that data previously
  * stored within this range of addresses can be executed by the CPU.

[04/29] unicore32: remove flush_cache_user_range

Commit Message

Patch