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| author | Xiao Guangrong <xiaoguangrong@cn.fujitsu.com> | 2010-03-10 19:00:43 +0800 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2010-05-17 12:15:22 +0300 |
| commit | 2ed152afc7ed61830b848b32936e1541a1a57799 (patch) | |
| tree | e68c626fa21cd0ee63371d42700050ad39daecbb | |
| parent | 06056bfb944a0302a8f22eb45f09123de7fb417b (diff) | |
| download | lwn-2ed152afc7ed61830b848b32936e1541a1a57799.tar.gz lwn-2ed152afc7ed61830b848b32936e1541a1a57799.zip | |
KVM: cleanup kvm trace
This patch does:
- no need call tracepoint_synchronize_unregister() when kvm module
is unloaded since ftrace can handle it
- cleanup ftrace's macro
Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
| -rw-r--r-- | arch/x86/kvm/mmu.c | 1 | ||||
| -rw-r--r-- | arch/x86/kvm/mmutrace.h | 7 | ||||
| -rw-r--r-- | arch/x86/kvm/trace.h | 7 | ||||
| -rw-r--r-- | arch/x86/kvm/x86.c | 2 | ||||
| -rw-r--r-- | include/trace/events/kvm.h | 1 | ||||
| -rw-r--r-- | virt/kvm/kvm_main.c | 1 |
6 files changed, 11 insertions, 8 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 19a8906bcaa2..3af2dfd8778e 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -148,7 +148,6 @@ module_param(oos_shadow, bool, 0644); #include <trace/events/kvm.h> -#undef TRACE_INCLUDE_FILE #define CREATE_TRACE_POINTS #include "mmutrace.h" diff --git a/arch/x86/kvm/mmutrace.h b/arch/x86/kvm/mmutrace.h index 3e4a5c6ca2a9..1fe956ab7617 100644 --- a/arch/x86/kvm/mmutrace.h +++ b/arch/x86/kvm/mmutrace.h @@ -6,8 +6,6 @@ #undef TRACE_SYSTEM #define TRACE_SYSTEM kvmmmu -#define TRACE_INCLUDE_PATH . -#define TRACE_INCLUDE_FILE mmutrace #define KVM_MMU_PAGE_FIELDS \ __field(__u64, gfn) \ @@ -216,5 +214,10 @@ TRACE_EVENT( #endif /* _TRACE_KVMMMU_H */ +#undef TRACE_INCLUDE_PATH +#define TRACE_INCLUDE_PATH . +#undef TRACE_INCLUDE_FILE +#define TRACE_INCLUDE_FILE mmutrace + /* This part must be outside protection */ #include <trace/define_trace.h> diff --git a/arch/x86/kvm/trace.h b/arch/x86/kvm/trace.h index 17b52ccd9774..b75efef79e56 100644 --- a/arch/x86/kvm/trace.h +++ b/arch/x86/kvm/trace.h @@ -5,8 +5,6 @@ #undef TRACE_SYSTEM #define TRACE_SYSTEM kvm -#define TRACE_INCLUDE_PATH arch/x86/kvm -#define TRACE_INCLUDE_FILE trace /* * Tracepoint for guest mode entry. @@ -575,5 +573,10 @@ TRACE_EVENT(kvm_skinit, #endif /* _TRACE_KVM_H */ +#undef TRACE_INCLUDE_PATH +#define TRACE_INCLUDE_PATH arch/x86/kvm +#undef TRACE_INCLUDE_FILE +#define TRACE_INCLUDE_FILE trace + /* This part must be outside protection */ #include <trace/define_trace.h> diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 2b34dc705cfb..74e70d975ffa 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -41,7 +41,7 @@ #include <linux/srcu.h> #include <linux/slab.h> #include <trace/events/kvm.h> -#undef TRACE_INCLUDE_FILE + #define CREATE_TRACE_POINTS #include "trace.h" diff --git a/include/trace/events/kvm.h b/include/trace/events/kvm.h index b17d49dfc3ef..6dd3a51ab1cb 100644 --- a/include/trace/events/kvm.h +++ b/include/trace/events/kvm.h @@ -5,7 +5,6 @@ #undef TRACE_SYSTEM #define TRACE_SYSTEM kvm -#define TRACE_INCLUDE_FILE kvm #if defined(__KVM_HAVE_IOAPIC) TRACE_EVENT(kvm_set_irq, diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 5bac6eb0f0a9..b152b23cd095 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -2279,7 +2279,6 @@ EXPORT_SYMBOL_GPL(kvm_init); void kvm_exit(void) { - tracepoint_synchronize_unregister(); kvm_exit_debug(); misc_deregister(&kvm_dev); kmem_cache_destroy(kvm_vcpu_cache); |