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authorIngo Molnar <mingo@elte.hu>2009-09-17 20:52:23 +0200
committerIngo Molnar <mingo@elte.hu>2009-09-17 20:53:10 +0200
commit45bd00d31de886f8425b4dd33204b911b0a466a9 (patch)
tree06204f2452e02ca916666173d50f5035d69065ef /include/trace
parent40d9d82c8ab8c4e2373a23a1e31dc8d84c53aa01 (diff)
parentab86e5765d41a5eb4239a1c04d613db87bea5ed8 (diff)
downloadlinux-45bd00d31de886f8425b4dd33204b911b0a466a9.tar.gz
Merge branch 'linus' into tracing/core
Merge reason: Pick up kernel/softirq.c update for dependent fix.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/trace')
-rw-r--r--include/trace/events/ext4.h6
-rw-r--r--include/trace/events/kvm.h151
-rw-r--r--include/trace/events/sched.h95
-rw-r--r--include/trace/events/skb.h20
4 files changed, 268 insertions, 4 deletions
diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h
index 7d8b5bc74185..8d433c4e3709 100644
--- a/include/trace/events/ext4.h
+++ b/include/trace/events/ext4.h
@@ -227,7 +227,6 @@ TRACE_EVENT(ext4_da_writepages,
 		__field(	char,	nonblocking		)
 		__field(	char,	for_kupdate		)
 		__field(	char,	for_reclaim		)
-		__field(	char,	for_writepages		)
 		__field(	char,	range_cyclic		)
 	),
 
@@ -241,16 +240,15 @@ TRACE_EVENT(ext4_da_writepages,
 		__entry->nonblocking	= wbc->nonblocking;
 		__entry->for_kupdate	= wbc->for_kupdate;
 		__entry->for_reclaim	= wbc->for_reclaim;
-		__entry->for_writepages	= wbc->for_writepages;
 		__entry->range_cyclic	= wbc->range_cyclic;
 	),
 
-	TP_printk("dev %s ino %lu nr_t_write %ld pages_skipped %ld range_start %llu range_end %llu nonblocking %d for_kupdate %d for_reclaim %d for_writepages %d range_cyclic %d",
+	TP_printk("dev %s ino %lu nr_t_write %ld pages_skipped %ld range_start %llu range_end %llu nonblocking %d for_kupdate %d for_reclaim %d range_cyclic %d",
 		  jbd2_dev_to_name(__entry->dev), __entry->ino, __entry->nr_to_write,
 		  __entry->pages_skipped, __entry->range_start,
 		  __entry->range_end, __entry->nonblocking,
 		  __entry->for_kupdate, __entry->for_reclaim,
-		  __entry->for_writepages, __entry->range_cyclic)
+		  __entry->range_cyclic)
 );
 
 TRACE_EVENT(ext4_da_writepages_result,
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>
diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h
index a581ef211ff5..b48f1ad7c946 100644
--- a/include/trace/events/sched.h
+++ b/include/trace/events/sched.h
@@ -344,6 +344,101 @@ TRACE_EVENT(sched_signal_send,
 		  __entry->sig, __entry->comm, __entry->pid)
 );
 
+/*
+ * XXX the below sched_stat tracepoints only apply to SCHED_OTHER/BATCH/IDLE
+ *     adding sched_stat support to SCHED_FIFO/RR would be welcome.
+ */
+
+/*
+ * Tracepoint for accounting wait time (time the task is runnable
+ * but not actually running due to scheduler contention).
+ */
+TRACE_EVENT(sched_stat_wait,
+
+	TP_PROTO(struct task_struct *tsk, u64 delay),
+
+	TP_ARGS(tsk, delay),
+
+	TP_STRUCT__entry(
+		__array( char,	comm,	TASK_COMM_LEN	)
+		__field( pid_t,	pid			)
+		__field( u64,	delay			)
+	),
+
+	TP_fast_assign(
+		memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
+		__entry->pid	= tsk->pid;
+		__entry->delay	= delay;
+	)
+	TP_perf_assign(
+		__perf_count(delay);
+	),
+
+	TP_printk("task: %s:%d wait: %Lu [ns]",
+			__entry->comm, __entry->pid,
+			(unsigned long long)__entry->delay)
+);
+
+/*
+ * Tracepoint for accounting sleep time (time the task is not runnable,
+ * including iowait, see below).
+ */
+TRACE_EVENT(sched_stat_sleep,
+
+	TP_PROTO(struct task_struct *tsk, u64 delay),
+
+	TP_ARGS(tsk, delay),
+
+	TP_STRUCT__entry(
+		__array( char,	comm,	TASK_COMM_LEN	)
+		__field( pid_t,	pid			)
+		__field( u64,	delay			)
+	),
+
+	TP_fast_assign(
+		memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
+		__entry->pid	= tsk->pid;
+		__entry->delay	= delay;
+	)
+	TP_perf_assign(
+		__perf_count(delay);
+	),
+
+	TP_printk("task: %s:%d sleep: %Lu [ns]",
+			__entry->comm, __entry->pid,
+			(unsigned long long)__entry->delay)
+);
+
+/*
+ * Tracepoint for accounting iowait time (time the task is not runnable
+ * due to waiting on IO to complete).
+ */
+TRACE_EVENT(sched_stat_iowait,
+
+	TP_PROTO(struct task_struct *tsk, u64 delay),
+
+	TP_ARGS(tsk, delay),
+
+	TP_STRUCT__entry(
+		__array( char,	comm,	TASK_COMM_LEN	)
+		__field( pid_t,	pid			)
+		__field( u64,	delay			)
+	),
+
+	TP_fast_assign(
+		memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
+		__entry->pid	= tsk->pid;
+		__entry->delay	= delay;
+	)
+	TP_perf_assign(
+		__perf_count(delay);
+	),
+
+	TP_printk("task: %s:%d iowait: %Lu [ns]",
+			__entry->comm, __entry->pid,
+			(unsigned long long)__entry->delay)
+);
+
 #endif /* _TRACE_SCHED_H */
 
 /* This part must be outside protection */
diff --git a/include/trace/events/skb.h b/include/trace/events/skb.h
index e499863b9669..4b2be6dc76f0 100644
--- a/include/trace/events/skb.h
+++ b/include/trace/events/skb.h
@@ -5,6 +5,7 @@
 #define _TRACE_SKB_H
 
 #include <linux/skbuff.h>
+#include <linux/netdevice.h>
 #include <linux/tracepoint.h>
 
 /*
@@ -34,6 +35,25 @@ TRACE_EVENT(kfree_skb,
 		__entry->skbaddr, __entry->protocol, __entry->location)
 );
 
+TRACE_EVENT(skb_copy_datagram_iovec,
+
+	TP_PROTO(const struct sk_buff *skb, int len),
+
+	TP_ARGS(skb, len),
+
+	TP_STRUCT__entry(
+		__field(	const void *,		skbaddr		)
+		__field(	int,			len		)
+	),
+
+	TP_fast_assign(
+		__entry->skbaddr = skb;
+		__entry->len = len;
+	),
+
+	TP_printk("skbaddr=%p len=%d", __entry->skbaddr, __entry->len)
+);
+
 #endif /* _TRACE_SKB_H */
 
 /* This part must be outside protection */