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x86/umip: Print a line in the boot log that UMIP has been enabled 

Indicate that this feature has been enabled.

Suggested-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Ricardo Neri <ricardo.neri-calderon@linux.intel.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@suse.de>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ravi V. Shankar <ravi.v.shankar@intel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Tony Luck <tony.luck@intel.com>
Cc: ricardo.neri@intel.com
Link: http://lkml.kernel.org/r/1510640985-18412-3-git-send-email-ricardo.neri-calderon@linux.intel.com
[ Changelog tweaks. ]
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ricardo Neri 2017-11-13 22:29:43 -08:00 committed by Ingo Molnar
parent 796ebc81b9
commit 770c775577
1 changed files with 2 additions and 0 deletions
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2
arch/x86/kernel/cpu/common.c
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@ -341,6 +341,8 @@ static __always_inline void setup_umip(struct cpuinfo_x86 *c)
cr4_set_bits(X86_CR4_UMIP);
pr_info("x86/cpu: Activated the Intel User Mode Instruction Prevention (UMIP) CPU feature\n");
return;
out: