linux-kernel - [PATCH 05/22] AMD IOMMU: convert amd_iommu

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Message-ID: <1229350685-3816-6-git-send-email-joerg.roedel@amd.com>
Date:	Mon, 15 Dec 2008 15:17:48 +0100
From:	Joerg Roedel <joerg.roedel@....com>
To:	iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org
CC:	Joerg Roedel <joerg.roedel@....com>
Subject: [PATCH 05/22] AMD IOMMU: convert amd_iommu_isolate to bool

Impact: cleanup

Signed-off-by: Joerg Roedel <joerg.roedel@....com>
---
 arch/x86/include/asm/amd_iommu_types.h |    2 +-
 arch/x86/kernel/amd_iommu_init.c       |    7 ++++---
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/arch/x86/include/asm/amd_iommu_types.h b/arch/x86/include/asm/amd_iommu_types.h
index c4b144e..7abf9cf 100644
--- a/arch/x86/include/asm/amd_iommu_types.h
+++ b/arch/x86/include/asm/amd_iommu_types.h
@@ -381,7 +381,7 @@ extern struct protection_domain **amd_iommu_pd_table;
 extern unsigned long *amd_iommu_pd_alloc_bitmap;
 
 /* will be 1 if device isolation is enabled */
-extern int amd_iommu_isolate;
+extern bool amd_iommu_isolate;
 
 /*
  * If true, the addresses will be flushed on unmap time, not when
diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c
index 30ae270..b53152b 100644
--- a/arch/x86/kernel/amd_iommu_init.c
+++ b/arch/x86/kernel/amd_iommu_init.c
@@ -121,7 +121,8 @@ u16 amd_iommu_last_bdf;			/* largest PCI device id we have
 LIST_HEAD(amd_iommu_unity_map);		/* a list of required unity mappings
 					   we find in ACPI */
 unsigned amd_iommu_aperture_order = 26; /* size of aperture in power of 2 */
-int amd_iommu_isolate = 1;		/* if 1, device isolation is enabled */
+bool amd_iommu_isolate = true;		/* if true, device isolation is
+					   enabled */
 bool amd_iommu_unmap_flush;		/* if true, flush on every unmap */
 
 LIST_HEAD(amd_iommu_list);		/* list of all AMD IOMMUs in the
@@ -1212,9 +1213,9 @@ static int __init parse_amd_iommu_options(char *str)
 {
 	for (; *str; ++str) {
 		if (strncmp(str, "isolate", 7) == 0)
-			amd_iommu_isolate = 1;
+			amd_iommu_isolate = true;
 		if (strncmp(str, "share", 5) == 0)
-			amd_iommu_isolate = 0;
+			amd_iommu_isolate = false;
 		if (strncmp(str, "fullflush", 9) == 0)
 			amd_iommu_unmap_flush = true;
 	}
-- 
1.5.6.4


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