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Re: [Xen-devel] [PATCH 08/15] flask: remove unused secondary context in ocontext


  • To: Jan Beulich <JBeulich@xxxxxxxx>
  • From: Daniel De Graaf <dgdegra@xxxxxxxxxxxxx>
  • Date: Thu, 9 Jun 2016 12:38:33 -0400
  • Cc: xen-devel@xxxxxxxxxxxxx
  • Delivery-date: Thu, 09 Jun 2016 16:38:57 +0000
  • Ironport-phdr: 9a23:YOG9YBXR4QhH0JNfWG9slnKpZKzV8LGtZVwlr6E/grcLSJyIuqrYZh2Ht8tkgFKBZ4jH8fUM07OQ6PCxHzNdqsfd+Fk5M7VyFDY9wf0MmAIhBMPXQWbaF9XNKxIAIcJZSVV+9Gu6O0UGUOz3ZlnVv2HgpWVKQka3CwN5K6zPF5LIiIzvjqbpq8yVPFgD1Wb1SIgxBSv1hD2ZjtMRj4pmJ/R54TryiVwMRd5rw3h1L0mYhRf265T41pdi9yNNp6BprJYYAu3SNp41Rr1ADTkgL3t9pIiy7UGCHjaV4jMgdkle0l8SW0mWpC39C7X4tGPQu/d52SKadZnUZ70pXTWp749wVQTlziwAMmhq3nvQj5lchaRarRbpixE37JTdaY/dYPZxcq7SZ9oyWXtKXsEXUTdIRIy7cd1cXKI6Ie9Eotyl9BM1phykCFzpXbm3xw==
  • List-id: Xen developer discussion <xen-devel.lists.xen.org>

On 06/09/2016 12:01 PM, Jan Beulich wrote:
On 09.06.16 at 16:47, <dgdegra@xxxxxxxxxxxxx> wrote:
--- a/xen/xsm/flask/ss/policydb.h
+++ b/xen/xsm/flask/ss/policydb.h
@@ -158,8 +158,8 @@ struct ocontext {
                 u64 high_iomem;
         } iomem;
     } u;
-    struct context context[2];    /* security context(s) */
-    u32 sid[2];    /* SID(s) */
+    struct context context[1];    /* security context(s) */
+    u32 sid[1];    /* SID(s) */

Is keeping them be arrays useful for anything?

Jan


No, it was just more code churn to convert them to fields.

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