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| author | Dietmar Hahn <dietmar.hahn@ts.fujitsu.com> | 2012-02-01 16:45:54 +0100 |
|---|---|---|
| committer | Dietmar Hahn <dietmar.hahn@ts.fujitsu.com> | 2012-02-01 16:45:54 +0100 |
| commit | e2b1084603c2c514ada85e448d15a6e70c7f9ca2 (patch) | |
| tree | 53ec41a43a792d2fc61ac56d470ed85a63dbec72 /xen/arch/x86/traps.c | |
| parent | ee65792d9386e7eb538dd09674c1c275f2691abb (diff) | |
| download | xen-e2b1084603c2c514ada85e448d15a6e70c7f9ca2.tar.gz xen-e2b1084603c2c514ada85e448d15a6e70c7f9ca2.tar.bz2 xen-e2b1084603c2c514ada85e448d15a6e70c7f9ca2.zip | |
x86: Use defines for bits of MSR_IA32_DEBUGCTLMSR instead of numbers
Signed-off-by: Dietmar Hahn <dietmar.hahn@ts.fujitsu.com>
Committed-by: Jan Beulich <jbeulich@suse.com>
Diffstat (limited to 'xen/arch/x86/traps.c')
| -rw-r--r-- | xen/arch/x86/traps.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/xen/arch/x86/traps.c b/xen/arch/x86/traps.c index b6f7b9ac40..2057ac5c2e 100644 --- a/xen/arch/x86/traps.c +++ b/xen/arch/x86/traps.c @@ -3376,12 +3376,12 @@ void write_efer(u64 val) static void ler_enable(void) { u64 debugctl; - + if ( !this_cpu(ler_msr) ) return; rdmsrl(MSR_IA32_DEBUGCTLMSR, debugctl); - wrmsrl(MSR_IA32_DEBUGCTLMSR, debugctl | 1); + wrmsrl(MSR_IA32_DEBUGCTLMSR, debugctl | IA32_DEBUGCTLMSR_LBR); } void do_debug(struct cpu_user_regs *regs) |