Changeset 57313 in vbox for trunk/src/VBox/Runtime/r0drv

Timestamp:

Aug 13, 2015 10:16:46 AM (10 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

102075

Message:

IPRT,SUPDrv: More work on preserving certain EFLAGS for CONFIG_X86_SMAP.

File:

• trunk/src/VBox/Runtime/r0drv/linux/the-linux-kernel.h (modified) (1 diff)

trunk/src/VBox/Runtime/r0drv/linux/the-linux-kernel.h

@@ -383 +383 @@
  * restoring flags.
  * @{ */
+# define IPRT_X86_EFL_AC                    RT_BIT(18)
 #ifdef CONFIG_X86_SMAP
 # include <iprt/asm-amd64-x86.h>
-# define IPRT_X86_EFL_AC                    RT_BIT(18)
+#endif
+#if defined(CONFIG_X86_SMAP) || defined(RT_STRICT) || defined(IPRT_WITH_EFLAGS_AC_PRESERVING)
 # define IPRT_LINUX_SAVE_EFL_AC()           RTCCUINTREG fSavedEfl = ASMGetFlags()
 # define IPRT_LINUX_RESTORE_EFL_AC()        ASMSetFlags(fSavedEfl)