Messages in this thread Patch in this message | | | Date | Fri, 23 Mar 2018 12:52:30 -0700 | From | tip-bot for Christoph Hellwig <> | Subject | [tip:x86/dma] set_memory.h: Provide set_memory_{en,de}crypted() stubs |
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Commit-ID: b7fa07460b0f0e9fbe6d9319a0864c145bd59bcb Gitweb: https://git.kernel.org/tip/b7fa07460b0f0e9fbe6d9319a0864c145bd59bcb Author: Christoph Hellwig <hch@lst.de> AuthorDate: Mon, 19 Mar 2018 11:38:22 +0100 Committer: Ingo Molnar <mingo@kernel.org> CommitDate: Tue, 20 Mar 2018 10:01:58 +0100
set_memory.h: Provide set_memory_{en,de}crypted() stubs
... to make these APIs more universally available.
Tested-by: Tom Lendacky <thomas.lendacky@amd.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Reviewed-by: Tom Lendacky <thomas.lendacky@amd.com> Cc: David Woodhouse <dwmw2@infradead.org> Cc: Joerg Roedel <joro@8bytes.org> Cc: Jon Mason <jdmason@kudzu.us> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Muli Ben-Yehuda <mulix@mulix.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: iommu@lists.linux-foundation.org Link: http://lkml.kernel.org/r/20180319103826.12853-11-hch@lst.de Signed-off-by: Ingo Molnar <mingo@kernel.org> --- 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_ */
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