diff options
| author | Alexander Graf <agraf@suse.de> | 2010-08-02 23:25:33 +0400 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2010-10-24 12:52:07 +0400 |
| commit | 928d78be54014e65498e289fdc3f82acc4b804a9 (patch) | |
| tree | fea2b1f5c4c322d3381f32ba43a4a77ec82936af /arch/powerpc/kvm/book3s_64_mmu_host.c | |
| parent | e7c1d14e3bf40b87e6a3f68964b36dbb2c875c0f (diff) | |
| download | linux-928d78be54014e65498e289fdc3f82acc4b804a9.tar.xz | |
KVM: PPC: Move slb debugging to tracepoints
This patch moves debugging printks for shadow SLB debugging over to tracepoints.
Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'arch/powerpc/kvm/book3s_64_mmu_host.c')
| -rw-r--r-- | arch/powerpc/kvm/book3s_64_mmu_host.c | 22 |
1 files changed, 5 insertions, 17 deletions
diff --git a/arch/powerpc/kvm/book3s_64_mmu_host.c b/arch/powerpc/kvm/book3s_64_mmu_host.c index ebb1b5ddabfb..321c931f691c 100644 --- a/arch/powerpc/kvm/book3s_64_mmu_host.c +++ b/arch/powerpc/kvm/book3s_64_mmu_host.c @@ -33,14 +33,6 @@ #define PTE_SIZE 12 #define VSID_ALL 0 -/* #define DEBUG_SLB */ - -#ifdef DEBUG_SLB -#define dprintk_slb(a, ...) printk(KERN_INFO a, __VA_ARGS__) -#else -#define dprintk_slb(a, ...) do { } while(0) -#endif - void kvmppc_mmu_invalidate_pte(struct kvm_vcpu *vcpu, struct hpte_cache *pte) { ppc_md.hpte_invalidate(pte->slot, pte->host_va, @@ -66,20 +58,17 @@ static struct kvmppc_sid_map *find_sid_vsid(struct kvm_vcpu *vcpu, u64 gvsid) sid_map_mask = kvmppc_sid_hash(vcpu, gvsid); map = &to_book3s(vcpu)->sid_map[sid_map_mask]; if (map->valid && (map->guest_vsid == gvsid)) { - dprintk_slb("SLB: Searching: 0x%llx -> 0x%llx\n", - gvsid, map->host_vsid); + trace_kvm_book3s_slb_found(gvsid, map->host_vsid); return map; } map = &to_book3s(vcpu)->sid_map[SID_MAP_MASK - sid_map_mask]; if (map->valid && (map->guest_vsid == gvsid)) { - dprintk_slb("SLB: Searching 0x%llx -> 0x%llx\n", - gvsid, map->host_vsid); + trace_kvm_book3s_slb_found(gvsid, map->host_vsid); return map; } - dprintk_slb("SLB: Searching %d/%d: 0x%llx -> not found\n", - sid_map_mask, SID_MAP_MASK - sid_map_mask, gvsid); + trace_kvm_book3s_slb_fail(sid_map_mask, gvsid); return NULL; } @@ -205,8 +194,7 @@ static struct kvmppc_sid_map *create_sid_map(struct kvm_vcpu *vcpu, u64 gvsid) map->guest_vsid = gvsid; map->valid = true; - dprintk_slb("SLB: New mapping at %d: 0x%llx -> 0x%llx\n", - sid_map_mask, gvsid, map->host_vsid); + trace_kvm_book3s_slb_map(sid_map_mask, gvsid, map->host_vsid); return map; } @@ -278,7 +266,7 @@ int kvmppc_mmu_map_segment(struct kvm_vcpu *vcpu, ulong eaddr) to_svcpu(vcpu)->slb[slb_index].esid = slb_esid; to_svcpu(vcpu)->slb[slb_index].vsid = slb_vsid; - dprintk_slb("slbmte %#llx, %#llx\n", slb_vsid, slb_esid); + trace_kvm_book3s_slbmte(slb_vsid, slb_esid); return 0; } |