From: Adam Kupczyk <akupczyk@mirantis.com>
Date: Fri, 24 Mar 2017 18:32:58 +0000 (+0100)
Subject: radosgw, crypto plugin: now isal_crypto_plugin initializates only if CPU supports... 
X-Git-Tag: v12.0.2~34^2~4
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=54c96f6f33c9e58c2feda8b0536225a1183657e3;p=ceph.git

radosgw, crypto plugin: now isal_crypto_plugin initializates only if CPU supports AESNI and SSE4.1

Signed-off-by: Adam Kupczyk <akupczyk@mirantis.com>
---

diff --git a/src/crypto/isa-l/isal_crypto_plugin.h b/src/crypto/isa-l/isal_crypto_plugin.h
index 7f30da729e74..e8749dc05680 100644
--- a/src/crypto/isa-l/isal_crypto_plugin.h
+++ b/src/crypto/isa-l/isal_crypto_plugin.h
@@ -17,6 +17,8 @@
 // -----------------------------------------------------------------------------
 #include "crypto/crypto_plugin.h"
 #include "crypto/isa-l/isal_crypto_accel.h"
+#include "arch/intel.h"
+#include "arch/probe.h"
 // -----------------------------------------------------------------------------
 
 
@@ -34,7 +36,10 @@ public:
   {
     if (cryptoaccel == nullptr)
     {
-      cryptoaccel = CryptoAccelRef(new ISALCryptoAccel);
+      ceph_arch_probe();
+      if (ceph_arch_intel_aesni && ceph_arch_intel_sse41) {
+        cryptoaccel = CryptoAccelRef(new ISALCryptoAccel);
+      }
     }
     *cs = cryptoaccel;
     return 0;