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[192.55.52.115]) by mx.google.com with ESMTPS id d3si22507173pfc.278.2019.05.08.07.44.50 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 08 May 2019 07:44:51 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of kirill.shutemov@linux.intel.com designates 192.55.52.115 as permitted sender) client-ip=192.55.52.115; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of kirill.shutemov@linux.intel.com designates 192.55.52.115 as permitted sender) smtp.mailfrom=kirill.shutemov@linux.intel.com; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga103.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 08 May 2019 07:44:50 -0700 X-ExtLoop1: 1 Received: from black.fi.intel.com ([10.237.72.28]) by orsmga001.jf.intel.com with ESMTP; 08 May 2019 07:44:45 -0700 Received: by black.fi.intel.com (Postfix, from userid 1000) id 311E210A5; Wed, 8 May 2019 17:44:31 +0300 (EEST) From: "Kirill A. Shutemov" To: Andrew Morton , x86@kernel.org, Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , Borislav Petkov , Peter Zijlstra , Andy Lutomirski , David Howells Cc: Kees Cook , Dave Hansen , Kai Huang , Jacob Pan , Alison Schofield , linux-mm@kvack.org, kvm@vger.kernel.org, keyrings@vger.kernel.org, linux-kernel@vger.kernel.org, "Kirill A . Shutemov" Subject: [PATCH, RFC 49/62] mm, x86: export several MKTME variables Date: Wed, 8 May 2019 17:44:09 +0300 Message-Id: <20190508144422.13171-50-kirill.shutemov@linux.intel.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190508144422.13171-1-kirill.shutemov@linux.intel.com> References: <20190508144422.13171-1-kirill.shutemov@linux.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: Kai Huang KVM needs those variables to get/set memory encryption mask. Signed-off-by: Kai Huang Signed-off-by: Kirill A. Shutemov --- 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