Commit-ID: 770c77557757873808a474016a3cae4b37690cb2 Gitweb: https://git.kernel.org/tip/770c77557757873808a474016a3cae4b37690cb2 Author: Ricardo Neri <[email protected]> AuthorDate: Mon, 13 Nov 2017 22:29:43 -0800 Committer: Ingo Molnar <[email protected]> CommitDate: Tue, 14 Nov 2017 08:38:09 +0100
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 <[email protected]> Signed-off-by: Ricardo Neri <[email protected]> Cc: Andy Lutomirski <[email protected]> Cc: Borislav Petkov <[email protected]> Cc: Linus Torvalds <[email protected]> Cc: Paolo Bonzini <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Ravi V. Shankar <[email protected]> Cc: Thomas Gleixner <[email protected]> Cc: Tony Luck <[email protected]> Cc: [email protected] Link: http://lkml.kernel.org/r/1510640985-18412-3-git-send-email-ricardo.neri-calde...@linux.intel.com [ Changelog tweaks. ] Signed-off-by: Ingo Molnar <[email protected]> --- arch/x86/kernel/cpu/common.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c index 13ae9e5..fa998ca 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c @@ -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:
