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Subject[PATCH, RFC 49/62] mm, x86: export several MKTME variables
Date
From: Kai Huang <kai.huang@linux.intel.com>

KVM needs those variables to get/set memory encryption mask.

Signed-off-by: Kai Huang <kai.huang@linux.intel.com>
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
---
arch/x86/mm/mktme.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/arch/x86/mm/mktme.c b/arch/x86/mm/mktme.c
index df70651816a1..12f4266cf7ea 100644
--- a/arch/x86/mm/mktme.c
+++ b/arch/x86/mm/mktme.c
@@ -7,13 +7,16 @@

/* Mask to extract KeyID from physical address. */
phys_addr_t mktme_keyid_mask;
+EXPORT_SYMBOL_GPL(mktme_keyid_mask);
/*
* Number of KeyIDs available for MKTME.
* Excludes KeyID-0 which used by TME. MKTME KeyIDs start from 1.
*/
int mktme_nr_keyids;
+EXPORT_SYMBOL_GPL(mktme_nr_keyids);
/* Shift of KeyID within physical address. */
int mktme_keyid_shift;
+EXPORT_SYMBOL_GPL(mktme_keyid_shift);

DEFINE_STATIC_KEY_FALSE(mktme_enabled_key);
EXPORT_SYMBOL_GPL(mktme_enabled_key);
--
2.20.1
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