From: "Longpeng(Mike)" <longpeng2@huawei.com>
To: <baolu.lu@linux.intel.com>, <dwmw2@infradead.org>,
<will@kernel.org>, <joro@8bytes.org>
Cc: <iommu@lists.linux-foundation.org>,
<linux-kernel@vger.kernel.org>, <arei.gonglei@huawei.com>,
"Longpeng(Mike)" <longpeng2@huawei.com>
Subject: [PATCH v2 1/2] iommu/vt-d: convert the return type of first_pte_in_page to bool
Date: Tue, 5 Oct 2021 23:23:07 +0800 [thread overview]
Message-ID: <20211005152308.1061-2-longpeng2@huawei.com> (raw)
In-Reply-To: <20211005152308.1061-1-longpeng2@huawei.com>
first_pte_in_page() returns boolean value, so let's convert its
return type to bool.
Signed-off-by: Longpeng(Mike) <longpeng2@huawei.com>
---
include/linux/intel-iommu.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h
index 05a65eb..a590b00 100644
--- a/include/linux/intel-iommu.h
+++ b/include/linux/intel-iommu.h
@@ -708,7 +708,7 @@ static inline bool dma_pte_superpage(struct dma_pte *pte)
return (pte->val & DMA_PTE_LARGE_PAGE);
}
-static inline int first_pte_in_page(struct dma_pte *pte)
+static inline bool first_pte_in_page(struct dma_pte *pte)
{
return !((unsigned long)pte & ~VTD_PAGE_MASK);
}
--
1.8.3.1
next prev parent reply other threads:[~2021-10-05 15:23 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-05 15:23 [PATCH v2 0/2] iommu/vt-d: boost the mapping process Longpeng(Mike)
2021-10-05 15:23 ` Longpeng(Mike) [this message]
2021-10-07 6:18 ` [PATCH v2 1/2] iommu/vt-d: convert the return type of first_pte_in_page to bool Lu Baolu
2021-10-07 11:43 ` Longpeng (Mike, Cloud Infrastructure Service Product Dept.)
2021-10-05 15:23 ` [PATCH v2 2/2] iommu/vt-d: avoid duplicated removing in __domain_mapping Longpeng(Mike)
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