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From: Joerg Roedel <joerg.roedel@amd.com>
To: <iommu@lists.linux-foundation.org>, <linux-kernel@vger.kernel.org>
Cc: Joerg Roedel <joerg.roedel@amd.com>
Subject: [PATCH 1/9] x86/amd-iommu: Remove redundant device_flush_dte() calls
Date: Fri, 10 Jun 2011 14:08:41 +0200	[thread overview]
Message-ID: <1307707729-29767-2-git-send-email-joerg.roedel@amd.com> (raw)
In-Reply-To: <1307707729-29767-1-git-send-email-joerg.roedel@amd.com>

Remove these function calls from places where the function
has already been called by another function.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
---
 arch/x86/kernel/amd_iommu.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c
index 7c3a95e..cc6f6da6 100644
--- a/arch/x86/kernel/amd_iommu.c
+++ b/arch/x86/kernel/amd_iommu.c
@@ -1798,7 +1798,6 @@ static int device_change_notifier(struct notifier_block *nb,
 		goto out;
 	}
 
-	device_flush_dte(dev);
 	iommu_completion_wait(iommu);
 
 out:
@@ -2605,7 +2604,6 @@ static void amd_iommu_detach_device(struct iommu_domain *dom,
 	if (!iommu)
 		return;
 
-	device_flush_dte(dev);
 	iommu_completion_wait(iommu);
 }
 
-- 
1.7.4.1



  reply	other threads:[~2011-06-10 12:08 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-06-10 12:08 [PATCH 0/9] AMD IOMMU: Reduce dependency to struct device Joerg Roedel
2011-06-10 12:08 ` Joerg Roedel [this message]
2011-06-10 12:08 ` [PATCH 2/9] x86/amd-iommu: Introduce global dev_data_list Joerg Roedel
2011-06-10 17:36   ` Chris Wright
2011-06-11 10:27     ` Roedel, Joerg
2011-06-10 12:08 ` [PATCH 3/9] x86/amd-iommu: Store devid in dev_data Joerg Roedel
2011-06-10 12:08 ` [PATCH 4/9] x86/amd-iommu: Store ATS state " Joerg Roedel
2011-06-10 12:08 ` [PATCH 5/9] x86/amd-iommu: Use only dev_data for dte and iotlb flushing routines Joerg Roedel
2011-06-10 12:08 ` [PATCH 6/9] x86/amd-iommu: Use only dev_data in low-level domain attach/detach functions Joerg Roedel
2011-06-10 12:08 ` [PATCH 7/9] x86/amd-iommu: Allow dev_data->alias to be NULL Joerg Roedel
2011-06-10 12:08 ` [PATCH 8/9] x86/amd-iommu: Search for existind dev_data before allocting a new one Joerg Roedel
2011-06-10 20:52   ` Chris Wright
2011-06-11 10:29     ` Roedel, Joerg
2011-06-10 12:08 ` [PATCH 9/9] x86/amd-iommu: Store device alias as dev_data pointer Joerg Roedel

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