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From:   =?UTF-8?q?Thomas=20Hellstr=C3=B6m=20=28VMware=29?= 
        <thomas_os@shipmail.org>
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Cc:     Thomas Hellstrom <thellstrom@vmware.com>,
        Dave Hansen <dave.hansen@linux.intel.com>,
        Andy Lutomirski <luto@kernel.org>,
        Peter Zijlstra <peterz@infradead.org>,
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Subject: [PATCH v2 1/4] x86/mm: Export force_dma_unencrypted
Date:   Tue,  3 Sep 2019 15:15:01 +0200
Message-Id: <20190903131504.18935-2-thomas_os@shipmail.org>
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From: Thomas Hellstrom <thellstrom@vmware.com>

The force_dma_unencrypted symbol is needed by TTM to set up the correct
page protection when memory encryption is active. Export it.

Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Tom Lendacky <thomas.lendacky@amd.com>
Cc: Christian König <christian.koenig@amd.com>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
---
 arch/x86/mm/mem_encrypt.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/mm/mem_encrypt.c b/arch/x86/mm/mem_encrypt.c
index fece30ca8b0c..bbfe8802d63a 100644
--- a/arch/x86/mm/mem_encrypt.c
+++ b/arch/x86/mm/mem_encrypt.c
@@ -377,6 +377,7 @@ bool force_dma_unencrypted(struct device *dev)
 
 	return false;
 }
+EXPORT_SYMBOL(force_dma_unencrypted);
 
 /* Architecture __weak replacement functions */
 void __init mem_encrypt_free_decrypted_mem(void)
-- 
2.20.1