Messages in this thread Patch in this message | | | Date | Wed, 10 Mar 2010 19:00:43 +0800 | From | Xiao Guangrong <> | Subject | [PATCH] kvm: cleanup kvm trace |
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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> --- arch/x86/kvm/mmu.c | 1 - arch/x86/kvm/mmutrace.h | 7 +++++-- arch/x86/kvm/trace.h | 7 +++++-- arch/x86/kvm/x86.c | 2 +- include/trace/events/kvm.h | 1 - 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 741373e..d0f5e11 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -147,7 +147,6 @@ 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 3e4a5c6..1fe956a 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 6ad30a2..e6e5e54 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. @@ -553,5 +551,10 @@ 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 e46282a..6db6fd2 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -40,7 +40,7 @@ #include <linux/user-return-notifier.h> #include <linux/srcu.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 b17d49d..6dd3a51 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 548f925..c908096 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -2272,7 +2272,6 @@ 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); -- 1.6.1.2
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