diff options
| author | Alexander Graf <agraf@suse.de> | 2010-08-02 11:38:54 +0200 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2010-10-24 10:52:01 +0200 |
| commit | 82fdee7bce546c3ce38dcf0db6096eea73dbe7bd (patch) | |
| tree | 965c8dc11d6912fa139214567353d73413094f0c /arch/powerpc | |
| parent | bed1ed9860d3744cc6488831fa5672d5c7aff4be (diff) | |
KVM: PPC: Move book3s_64 mmu map debug print to trace point
This patch moves Book3s MMU debugging over to tracepoints.
Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/kvm/book3s_64_mmu_host.c | 13 | ||||
| -rw-r--r-- | arch/powerpc/kvm/trace.h | 34 |
2 files changed, 36 insertions, 11 deletions
diff --git a/arch/powerpc/kvm/book3s_64_mmu_host.c b/arch/powerpc/kvm/book3s_64_mmu_host.c index 672b1495f26..aa516ad81de 100644 --- a/arch/powerpc/kvm/book3s_64_mmu_host.c +++ b/arch/powerpc/kvm/book3s_64_mmu_host.c @@ -28,19 +28,13 @@ #include <asm/machdep.h> #include <asm/mmu_context.h> #include <asm/hw_irq.h> +#include "trace.h" #define PTE_SIZE 12 #define VSID_ALL 0 -/* #define DEBUG_MMU */ /* #define DEBUG_SLB */ -#ifdef DEBUG_MMU -#define dprintk_mmu(a, ...) printk(KERN_INFO a, __VA_ARGS__) -#else -#define dprintk_mmu(a, ...) do { } while(0) -#endif - #ifdef DEBUG_SLB #define dprintk_slb(a, ...) printk(KERN_INFO a, __VA_ARGS__) #else @@ -156,10 +150,7 @@ map_again: } else { struct hpte_cache *pte = kvmppc_mmu_hpte_cache_next(vcpu); - dprintk_mmu("KVM: %c%c Map 0x%lx: [%lx] 0x%lx (0x%llx) -> %lx\n", - ((rflags & HPTE_R_PP) == 3) ? '-' : 'w', - (rflags & HPTE_R_N) ? '-' : 'x', - orig_pte->eaddr, hpteg, va, orig_pte->vpage, hpaddr); + trace_kvm_book3s_64_mmu_map(rflags, hpteg, va, hpaddr, orig_pte); /* The ppc_md code may give us a secondary entry even though we asked for a primary. Fix up. */ diff --git a/arch/powerpc/kvm/trace.h b/arch/powerpc/kvm/trace.h index b5e9d81a1ea..8ed6f1c7c86 100644 --- a/arch/powerpc/kvm/trace.h +++ b/arch/powerpc/kvm/trace.h @@ -147,6 +147,40 @@ TRACE_EVENT(kvm_book3s_reenter, TP_printk("reentry r=%d | pc=0x%lx", __entry->r, __entry->pc) ); +#ifdef CONFIG_PPC_BOOK3S_64 + +TRACE_EVENT(kvm_book3s_64_mmu_map, + TP_PROTO(int rflags, ulong hpteg, ulong va, pfn_t hpaddr, + struct kvmppc_pte *orig_pte), + TP_ARGS(rflags, hpteg, va, hpaddr, orig_pte), + + TP_STRUCT__entry( + __field( unsigned char, flag_w ) + __field( unsigned char, flag_x ) + __field( unsigned long, eaddr ) + __field( unsigned long, hpteg ) + __field( unsigned long, va ) + __field( unsigned long long, vpage ) + __field( unsigned long, hpaddr ) + ), + + TP_fast_assign( + __entry->flag_w = ((rflags & HPTE_R_PP) == 3) ? '-' : 'w'; + __entry->flag_x = (rflags & HPTE_R_N) ? '-' : 'x'; + __entry->eaddr = orig_pte->eaddr; + __entry->hpteg = hpteg; + __entry->va = va; + __entry->vpage = orig_pte->vpage; + __entry->hpaddr = hpaddr; + ), + + TP_printk("KVM: %c%c Map 0x%lx: [%lx] 0x%lx (0x%llx) -> %lx", + __entry->flag_w, __entry->flag_x, __entry->eaddr, + __entry->hpteg, __entry->va, __entry->vpage, __entry->hpaddr) +); + +#endif /* CONFIG_PPC_BOOK3S_64 */ + #endif /* CONFIG_PPC_BOOK3S */ #endif /* _TRACE_KVM_H */ |