linux-kernel - [PATCH] Fix Intel IOMMU Compilation Warnings on IA64

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Message-ID: <20090513231351.GA22386@linux-os.sc.intel.com>
Date:	Wed, 13 May 2009 16:13:51 -0700
From:	Fenghua Yu <fenghua.yu@...el.com>
To:	'David Woodhouse' <dwmw2@...radead.org>,
	'Tony Luck' <tony.luck@...el.com>
Cc:	'lkml' <linux-kernel@...r.kernel.org>,
	'iommu' <iommu@...ts.linux-foundation.org>,
	'ia64' <linux-ia64@...r.kernel.org>
Subject: [PATCH] Fix Intel IOMMU Compilation Warnings on IA64

Compiling kernel on IA64 reports two warnings in intel-iommu.c:

drivers/pci/intel-iommu.c:3150: warning: format ?%llx? expects type ?long long unsigned int?, but argument 4 has type ?u64?
drivers/pci/intel-iommu.c: In function ?intel_iommu_map_range?:
drivers/pci/intel-iommu.c:3201: warning: format ?%llx? expects type ?long long unsigned int?, but argument 4 has type ?u64?

The warnings are fixed by adding type cast unsigned long long.

Signed-off-by: Fenghua Yu <fegnhua.yu@...el.com>

---

 intel-iommu.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
index a563fbe..6f8cc21 100644
--- a/drivers/pci/intel-iommu.c
+++ b/drivers/pci/intel-iommu.c
@@ -3147,7 +3147,8 @@ static int intel_iommu_attach_device(struct iommu_domain *domain,
 	if (end < dmar_domain->max_addr) {
 		printk(KERN_ERR "%s: iommu agaw (%d) is not "
 		       "sufficient for the mapped address (%llx)\n",
-		       __func__, iommu->agaw, dmar_domain->max_addr);
+		       __func__, iommu->agaw,
+		       (unsigned long long)dmar_domain->max_addr);
 		return -EFAULT;
 	}
 
@@ -3198,7 +3199,8 @@ static int intel_iommu_map_range(struct iommu_domain *domain,
 		if (end < max_addr) {
 			printk(KERN_ERR "%s: iommu agaw (%d) is not "
 			       "sufficient for the mapped address (%llx)\n",
-			       __func__, min_agaw, max_addr);
+			       __func__, min_agaw,
+			       (unsigned long long)max_addr);
 			return -EFAULT;
 		}
 		dmar_domain->max_addr = max_addr;
--
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