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authorH.J. Lu <hjl.tools@gmail.com>2020-04-28 10:05:25 -0700
committerH.J. Lu <hjl.tools@gmail.com>2020-05-18 06:15:02 -0700
commit674ea88294bfb8d89878a0ebbbcec38a85e118a5 (patch)
tree35c81a44dc6e7eea5f406bbba208dec19f2114a7 /elf
parentcbfc16122e9c4948b3a17224aeb5f8b70f02417d (diff)
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x86: Move CET control to _dl_x86_feature_control [BZ #25887]
1. Include <dl-procruntime.c> to get architecture specific initializer in
rtld_global.
2. Change _dl_x86_feature_1[2] to _dl_x86_feature_1.
3. Add _dl_x86_feature_control after _dl_x86_feature_1, which is a
struct of 2 bitfields for IBT and SHSTK control

This fixes [BZ #25887].
Diffstat (limited to 'elf')
-rw-r--r--elf/rtld.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/elf/rtld.c b/elf/rtld.c
index 5ccc3c2dbb..882b070cc0 100644
--- a/elf/rtld.c
+++ b/elf/rtld.c
@@ -315,6 +315,8 @@ rtld_hidden_def (_dl_starting_up)
    (except those which cannot be added for some reason).  */
 struct rtld_global _rtld_global =
   {
+    /* Get architecture specific initializer.  */
+#include <dl-procruntime.c>
     /* Generally the default presumption without further information is an
      * executable stack but this is not true for all platforms.  */
     ._dl_stack_flags = DEFAULT_STACK_PERMS,