linux-kernel - [PATCH 09/10] xen/pci: clean up Kconfig a bit

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Message-Id: <1243409082-21349-10-git-send-email-jeremy@goop.org>
Date:	Wed, 27 May 2009 00:24:41 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	the arch/x86 maintainers <x86@...nel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Xen-devel <xen-devel@...ts.xensource.com>,
	Greg KH <gregkh@...e.de>, Jens Axboe <jens.axboe@...cle.com>,
	Chris Wright <chrisw@...hat.com>, kurt.hackel@...cle.com,
	Andrew Morton <akpm@...ux-foundation.org>,
	Ky Srinivasan <ksrinivasan@...ell.com>,
	Beulich <jbeulich@...ell.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Matthew Wilcox <matthew@....cx>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Jeremy Fitzhardinge <jeremy@...p.org>,
	Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>
Subject: [PATCH 09/10] xen/pci: clean up Kconfig a bit

Cut down on the maze of PCI-related config options.

[ Impact: Kconfig cleanup ]

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>
Reviewed-by: Matthew Wilcox <willy@...ux.intel.com>
---
 arch/x86/Kconfig     |    4 ++--
 arch/x86/xen/Kconfig |    2 ++
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 15cc23a..3d9d2cb 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -1830,8 +1830,8 @@ config PCI_OLPC
 	depends on PCI && OLPC && (PCI_GOOLPC || PCI_GOANY)
 
 config PCI_XEN
-	def_bool y
-	depends on XEN_PCI_PASSTHROUGH || XEN_DOM0_PCI
+	bool
+	select SWIOTLB
 
 config PCI_DOMAINS
 	def_bool y
diff --git a/arch/x86/xen/Kconfig b/arch/x86/xen/Kconfig
index fe69286..87c13db 100644
--- a/arch/x86/xen/Kconfig
+++ b/arch/x86/xen/Kconfig
@@ -55,6 +55,7 @@ config XEN_PRIVILEGED_GUEST
 config XEN_PCI_PASSTHROUGH
        bool #"Enable support for Xen PCI passthrough devices"
        depends on XEN && PCI
+       select PCI_XEN
        help
          Enable support for passing PCI devices through to
 	 unprivileged domains. (COMPLETELY UNTESTED)
@@ -62,3 +63,4 @@ config XEN_PCI_PASSTHROUGH
 config XEN_DOM0_PCI
        def_bool y
        depends on XEN_DOM0 && PCI
+       select PCI_XEN
-- 
1.6.0.6

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