Merge commit 'v2.6.32' into reiserfs/kill-bkl

Merge-reason: The tree was based 2.6.31. It's better to be up to date
with 2.6.32. Although no conflicting changes were made in between,
it gives benchmarking results closer to the lastest kernel behaviour.

1 files changed, 151 insertions, 0 deletions

diff --git a/include/trace/events/kvm.h b/include/trace/events/kvm.h
new file mode 100644
index 000000000000..dbe108455275
--- /dev/null
+++ b/include/trace/events/kvm.h
@@ -0,0 +1,151 @@
+#if !defined(_TRACE_KVM_MAIN_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_KVM_MAIN_H
+
+#include <linux/tracepoint.h>
+
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM kvm
+#define TRACE_INCLUDE_FILE kvm
+
+#if defined(__KVM_HAVE_IOAPIC)
+TRACE_EVENT(kvm_set_irq,
+        TP_PROTO(unsigned int gsi, int level, int irq_source_id),
+        TP_ARGS(gsi, level, irq_source_id),
+
+        TP_STRUCT__entry(
+                __field(        unsigned int,   gsi             )
+                __field(        int,            level           )
+                __field(        int,            irq_source_id   )
+        ),
+
+        TP_fast_assign(
+                __entry->gsi            = gsi;
+                __entry->level          = level;
+                __entry->irq_source_id  = irq_source_id;
+        ),
+
+        TP_printk("gsi %u level %d source %d",
+                  __entry->gsi, __entry->level, __entry->irq_source_id)
+);
+
+#define kvm_deliver_mode                \
+        {0x0, "Fixed"},                 \
+        {0x1, "LowPrio"},               \
+        {0x2, "SMI"},                   \
+        {0x3, "Res3"},                  \
+        {0x4, "NMI"},                   \
+        {0x5, "INIT"},                  \
+        {0x6, "SIPI"},                  \
+        {0x7, "ExtINT"}
+
+TRACE_EVENT(kvm_ioapic_set_irq,
+            TP_PROTO(__u64 e, int pin, bool coalesced),
+            TP_ARGS(e, pin, coalesced),
+
+        TP_STRUCT__entry(
+                __field(        __u64,          e               )
+                __field(        int,            pin             )
+                __field(        bool,           coalesced       )
+        ),
+
+        TP_fast_assign(
+                __entry->e              = e;
+                __entry->pin            = pin;
+                __entry->coalesced      = coalesced;
+        ),
+
+        TP_printk("pin %u dst %x vec=%u (%s|%s|%s%s)%s",
+                  __entry->pin, (u8)(__entry->e >> 56), (u8)__entry->e,
+                  __print_symbolic((__entry->e >> 8 & 0x7), kvm_deliver_mode),
+                  (__entry->e & (1<<11)) ? "logical" : "physical",
+                  (__entry->e & (1<<15)) ? "level" : "edge",
+                  (__entry->e & (1<<16)) ? "|masked" : "",
+                  __entry->coalesced ? " (coalesced)" : "")
+);
+
+TRACE_EVENT(kvm_msi_set_irq,
+            TP_PROTO(__u64 address, __u64 data),
+            TP_ARGS(address, data),
+
+        TP_STRUCT__entry(
+                __field(        __u64,          address         )
+                __field(        __u64,          data            )
+        ),
+
+        TP_fast_assign(
+                __entry->address        = address;
+                __entry->data           = data;
+        ),
+
+        TP_printk("dst %u vec %x (%s|%s|%s%s)",
+                  (u8)(__entry->address >> 12), (u8)__entry->data,
+                  __print_symbolic((__entry->data >> 8 & 0x7), kvm_deliver_mode),
+                  (__entry->address & (1<<2)) ? "logical" : "physical",
+                  (__entry->data & (1<<15)) ? "level" : "edge",
+                  (__entry->address & (1<<3)) ? "|rh" : "")
+);
+
+#define kvm_irqchips                                            \
+        {KVM_IRQCHIP_PIC_MASTER,        "PIC master"},          \
+        {KVM_IRQCHIP_PIC_SLAVE,         "PIC slave"},           \
+        {KVM_IRQCHIP_IOAPIC,            "IOAPIC"}
+
+TRACE_EVENT(kvm_ack_irq,
+        TP_PROTO(unsigned int irqchip, unsigned int pin),
+        TP_ARGS(irqchip, pin),
+
+        TP_STRUCT__entry(
+                __field(        unsigned int,   irqchip         )
+                __field(        unsigned int,   pin             )
+        ),
+
+        TP_fast_assign(
+                __entry->irqchip        = irqchip;
+                __entry->pin            = pin;
+        ),
+
+        TP_printk("irqchip %s pin %u",
+                  __print_symbolic(__entry->irqchip, kvm_irqchips),
+                 __entry->pin)
+);
+
+
+
+#endif /* defined(__KVM_HAVE_IOAPIC) */
+
+#define KVM_TRACE_MMIO_READ_UNSATISFIED 0
+#define KVM_TRACE_MMIO_READ 1
+#define KVM_TRACE_MMIO_WRITE 2
+
+#define kvm_trace_symbol_mmio \
+        { KVM_TRACE_MMIO_READ_UNSATISFIED, "unsatisfied-read" }, \
+        { KVM_TRACE_MMIO_READ, "read" }, \
+        { KVM_TRACE_MMIO_WRITE, "write" }
+
+TRACE_EVENT(kvm_mmio,
+        TP_PROTO(int type, int len, u64 gpa, u64 val),
+        TP_ARGS(type, len, gpa, val),
+
+        TP_STRUCT__entry(
+                __field(        u32,    type            )
+                __field(        u32,    len             )
+                __field(        u64,    gpa             )
+                __field(        u64,    val             )
+        ),
+
+        TP_fast_assign(
+                __entry->type           = type;
+                __entry->len            = len;
+                __entry->gpa            = gpa;
+                __entry->val            = val;
+        ),
+
+        TP_printk("mmio %s len %u gpa 0x%llx val 0x%llx",
+                  __print_symbolic(__entry->type, kvm_trace_symbol_mmio),
+                  __entry->len, __entry->gpa, __entry->val)
+);
+
+#endif /* _TRACE_KVM_MAIN_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>