From: Christoph Hellwig <hch@lst.de>
To: x86@kernel.org
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Tom Lendacky <thomas.lendacky@amd.com>,
David Woodhouse <dwmw2@infradead.org>,
Muli Ben-Yehuda <mulix@mulix.org>, Jon Mason <jdmason@kudzu.us>,
Joerg Roedel <joro@8bytes.org>,
iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org
Subject: [PATCH 10/14] set_memory.h: provide set_memory_{en,de}crypted stubs
Date: Wed, 14 Mar 2018 18:52:09 +0100 [thread overview]
Message-ID: <20180314175213.20256-11-hch@lst.de> (raw)
In-Reply-To: <20180314175213.20256-1-hch@lst.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
---
include/linux/set_memory.h | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/include/linux/set_memory.h b/include/linux/set_memory.h
index e5140648f638..da5178216da5 100644
--- a/include/linux/set_memory.h
+++ b/include/linux/set_memory.h
@@ -17,4 +17,16 @@ static inline int set_memory_x(unsigned long addr, int numpages) { return 0; }
static inline int set_memory_nx(unsigned long addr, int numpages) { return 0; }
#endif
+#ifndef CONFIG_ARCH_HAS_MEM_ENCRYPT
+static inline int set_memory_encrypted(unsigned long addr, int numpages)
+{
+ return 0;
+}
+
+static inline int set_memory_decrypted(unsigned long addr, int numpages)
+{
+ return 0;
+}
+#endif /* CONFIG_ARCH_HAS_MEM_ENCRYPT */
+
#endif /* _LINUX_SET_MEMORY_H_ */
--
2.14.2
next prev parent reply other threads:[~2018-03-14 17:53 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-14 17:51 use generic dma-direct and swiotlb code for x86 V2 Christoph Hellwig
2018-03-14 17:52 ` [PATCH 01/14] x86: remove X86_PPRO_FENCE Christoph Hellwig
2018-03-14 17:52 ` [PATCH 02/14] x86: remove dma_alloc_coherent_mask Christoph Hellwig
2018-03-14 17:52 ` [PATCH 03/14] x86: use dma-direct Christoph Hellwig
2018-03-15 8:56 ` Thomas Gleixner
2018-03-15 11:53 ` Christoph Hellwig
2018-03-15 12:53 ` Thomas Gleixner
2018-03-15 13:40 ` Christoph Hellwig
2018-03-15 13:45 ` Thomas Gleixner
2018-03-14 17:52 ` [PATCH 04/14] x86: use generic swiotlb_ops Christoph Hellwig
2018-03-15 9:00 ` Thomas Gleixner
2018-03-15 11:54 ` Christoph Hellwig
2018-03-15 12:52 ` Thomas Gleixner
2018-03-15 13:35 ` Christoph Hellwig
2018-03-15 13:48 ` Thomas Gleixner
2018-03-14 17:52 ` [PATCH 05/14] x86/amd_gart: look at coherent_dma_mask instead of GFP_DMA Christoph Hellwig
2018-03-15 17:47 ` Konrad Rzeszutek Wilk
2018-03-14 17:52 ` [PATCH 06/14] x86/amd_gart: use dma_direct_{alloc,free} Christoph Hellwig
2018-03-14 17:52 ` [PATCH 07/14] iommu/amd_iommu: " Christoph Hellwig
2018-03-15 15:30 ` Joerg Roedel
2018-03-14 17:52 ` [PATCH 08/14] iommu/intel-iommu: cleanup intel_{alloc,free}_coherent Christoph Hellwig
2018-03-14 17:52 ` [PATCH 09/14] x86: remove dma_alloc_coherent_gfp_flags Christoph Hellwig
2018-03-14 17:52 ` Christoph Hellwig [this message]
2018-03-15 17:50 ` [PATCH 10/14] set_memory.h: provide set_memory_{en,de}crypted stubs Konrad Rzeszutek Wilk
2018-03-14 17:52 ` [PATCH 11/14] swiotlb: remove swiotlb_set_mem_attributes Christoph Hellwig
2018-03-15 17:51 ` Konrad Rzeszutek Wilk
2018-03-15 17:54 ` Konrad Rzeszutek Wilk
2018-03-14 17:52 ` [PATCH 12/14] dma-direct: handle the memory encryption bit in common code Christoph Hellwig
2018-03-14 17:52 ` [PATCH 13/14] dma-direct: handle force decryption for dma coherent buffers " Christoph Hellwig
2018-03-14 17:52 ` [PATCH 14/14] swiotlb: remove swiotlb_{alloc,free}_coherent Christoph Hellwig
2018-03-19 10:38 use generic dma-direct and swiotlb code for x86 V3 Christoph Hellwig
2018-03-19 10:38 ` [PATCH 10/14] set_memory.h: provide set_memory_{en,de}crypted stubs Christoph Hellwig
2018-03-19 14:21 ` Tom Lendacky
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