[PATCH 51/67] set_memory.h: provide set_memory_{en,de}crypted stubs
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- To: iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx
- Subject: [PATCH 51/67] set_memory.h: provide set_memory_{en,de}crypted stubs
- From: Christoph Hellwig <hch@xxxxxx>
- Date: Fri, 29 Dec 2017 09:18:55 +0100
- Cc: linux-alpha@xxxxxxxxxxxxxxx, linux-snps-arc@xxxxxxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, adi-buildroot-devel@xxxxxxxxxxxxxxxxxxxxx, linux-c6x-dev@xxxxxxxxxxxxx, linux-cris-kernel@xxxxxxxx, linux-hexagon@xxxxxxxxxxxxxxx, linux-ia64@xxxxxxxxxxxxxxx, linux-m68k@xxxxxxxxxxxxxxx, linux-metag@xxxxxxxxxxxxxxx, Michal Simek <monstr@xxxxxxxxx>, linux-mips@xxxxxxxxxxxxxx, linux-parisc@xxxxxxxxxxxxxxx, linuxppc-dev@xxxxxxxxxxxxxxxx, patches@xxxxxxxxxxxxxxxx, linux-s390@xxxxxxxxxxxxxxx, linux-sh@xxxxxxxxxxxxxxx, sparclinux@xxxxxxxxxxxxxxx, Guan Xuetao <gxt@xxxxxxxxxxxxxxx>, x86@xxxxxxxxxx, linux-arch@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx
- In-reply-to: <20171229081911.2802-1-hch@lst.de>
- References: <20171229081911.2802-1-hch@lst.de>
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
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
--
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