From: Keir Fraser Date: Fri, 9 Jul 2010 11:28:03 +0000 (+0100) Subject: trace: Trace emulated RDTSC values X-Git-Tag: archive/raspbian/4.8.0-1+rpi1~1^2~11816 X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=d0b9080ba09765162c5eacb3f3a6751c72f3d938;p=xen.git trace: Trace emulated RDTSC values Signed-off-by: George Dunlap --- diff --git a/xen/arch/x86/hvm/hvm.c b/xen/arch/x86/hvm/hvm.c index 7e9006c169..b07493b9b9 100644 --- a/xen/arch/x86/hvm/hvm.c +++ b/xen/arch/x86/hvm/hvm.c @@ -2011,6 +2011,8 @@ void hvm_rdtsc_intercept(struct cpu_user_regs *regs) tsc = hvm_get_guest_tsc(v); regs->eax = (uint32_t)tsc; regs->edx = (uint32_t)(tsc >> 32); + + HVMTRACE_2D(RDTSC, regs->eax, regs->edx); } int hvm_msr_read_intercept(unsigned int msr, uint64_t *msr_content) diff --git a/xen/include/asm-x86/hvm/trace.h b/xen/include/asm-x86/hvm/trace.h index 9b0b7fd7a9..dcc0ae0eca 100644 --- a/xen/include/asm-x86/hvm/trace.h +++ b/xen/include/asm-x86/hvm/trace.h @@ -35,6 +35,7 @@ #define DO_TRC_HVM_DR_WRITE DEFAULT_HVM_REGACCESS #define DO_TRC_HVM_MSR_READ DEFAULT_HVM_REGACCESS #define DO_TRC_HVM_MSR_WRITE DEFAULT_HVM_REGACCESS +#define DO_TRC_HVM_RDTSC DEFAULT_HVM_REGACCESS #define DO_TRC_HVM_CPUID DEFAULT_HVM_MISC #define DO_TRC_HVM_INTR DEFAULT_HVM_INTR #define DO_TRC_HVM_NMI DEFAULT_HVM_INTR diff --git a/xen/include/public/trace.h b/xen/include/public/trace.h index c762c1858a..a83ce80dd4 100644 --- a/xen/include/public/trace.h +++ b/xen/include/public/trace.h @@ -156,6 +156,7 @@ #define TRC_HVM_CLTS (TRC_HVM_HANDLER + 0x18) #define TRC_HVM_LMSW (TRC_HVM_HANDLER + 0x19) #define TRC_HVM_LMSW64 (TRC_HVM_HANDLER + TRC_64_FLAG + 0x19) +#define TRC_HVM_RDTSC (TRC_HVM_HANDLER + 0x1a) #define TRC_HVM_INTR_WINDOW (TRC_HVM_HANDLER + 0x20) #define TRC_HVM_NPF (TRC_HVM_HANDLER + 0x21)