[10/13] arm: don't build swiotlb by default

Message ID	20180425051539.1989-11-hch@lst.de
State	Not Applicable
Delegated to:	David Miller
Headers	show Return-Path: <sparclinux-owner@vger.kernel.org> From: Christoph Hellwig <hch@lst.de> To: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>, iommu@lists.linux-foundation.org Cc: sstabellini@kernel.org, x86@kernel.org, linux-pci@vger.kernel.org, linux-mm@kvack.org, linux-mips@linux-mips.org, sparclinux@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 10/13] arm: don't build swiotlb by default Date: Wed, 25 Apr 2018 07:15:36 +0200 Message-Id: <20180425051539.1989-11-hch@lst.de> In-Reply-To: <20180425051539.1989-1-hch@lst.de> References: <20180425051539.1989-1-hch@lst.de> Sender: sparclinux-owner@vger.kernel.org Precedence: bulk
Series	[01/13] iommu-common: move to arch/sparc \| expand [01/13] iommu-common: move to arch/sparc [02/13] iommu-helper: unexport iommu_area_alloc [03/13] iommu-helper: mark iommu_is_span_boundary as inline [04/13] iommu-helper: move the IOMMU_HELPER config symbol to lib/ [05/13] scatterlist: move the NEED_SG_DMA_LENGTH config symbol to lib/Kconfig [06/13] dma-mapping: move the NEED_DMA_MAP_STATE config symbol to lib/Kconfig [07/13] arch: remove the ARCH_PHYS_ADDR_T_64BIT config symbol [08/13] arch: define the ARCH_DMA_ADDR_T_64BIT config symbol in lib/Kconfig [09/13] PCI: remove CONFIG_PCI_BUS_ADDR_T_64BIT [10/13] arm: don't build swiotlb by default [11/13] mips,unicore32: swiotlb doesn't need sg->dma_length [12/13] swiotlb: move the SWIOTLB config symbol to lib/Kconfig [13/13] swiotlb: remove the CONFIG_DMA_DIRECT_OPS ifdefs

Message ID

20180425051539.1989-11-hch@lst.de

State

Not Applicable

Delegated to:

David Miller

Headers

From: Christoph Hellwig <hch@lst.de>
To: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
	iommu@lists.linux-foundation.org
Cc: sstabellini@kernel.org, x86@kernel.org, linux-pci@vger.kernel.org,
	linux-mm@kvack.org, linux-mips@linux-mips.org,
	sparclinux@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Subject: [PATCH 10/13] arm: don't build swiotlb by default
Date: Wed, 25 Apr 2018 07:15:36 +0200
Message-Id: <20180425051539.1989-11-hch@lst.de>
In-Reply-To: <20180425051539.1989-1-hch@lst.de>
References: <20180425051539.1989-1-hch@lst.de>
Sender: sparclinux-owner@vger.kernel.org
Precedence: bulk

Series

[01/13] iommu-common: move to arch/sparc | expand

Commit Message

Christoph Hellwig April 25, 2018, 5:15 a.m. UTC

swiotlb is only used as a library of helper for xen-swiotlb if Xen support
is enabled on arm, so don't build it by default.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 arch/arm/Kconfig | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index aa1c187d756d..90b81a3a28a7 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1774,7 +1774,7 @@  config SECCOMP
 	  defined by each seccomp mode.
 
 config SWIOTLB
-	def_bool y
+	bool
 
 config PARAVIRT
 	bool "Enable paravirtualization code"
@@ -1807,6 +1807,7 @@  config XEN
 	depends on MMU
 	select ARCH_DMA_ADDR_T_64BIT
 	select ARM_PSCI
+	select SWIOTLB
 	select SWIOTLB_XEN
 	select PARAVIRT
 	help

[10/13] arm: don't build swiotlb by default

Commit Message

Patch