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Add events to tracker instead of stash

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This commit is contained in:
Søren Sandmann Pedersen
2009-09-07 18:43:34 -04:00
parent b86b04910f
commit 5072c23f42
2 changed files with 29 additions and 73 deletions
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101
collector.c
View File

@ -76,7 +76,7 @@ struct comm_event_t
{
struct perf_event_header header;
uint32_t pid, tid;
char comm[];
char comm[1];
};
struct mmap_event_t
@ -85,6 +85,7 @@ struct mmap_event_t
uint32_t pid, tid;
uint64_t addr;
uint64_t len;
uint64_t pgoff;
char filename[1];
};
@ -396,94 +397,50 @@ collector_new (CollectorFunc callback,
}
static void
process_mmap (Collector *collector,
mmap_event_t *mmap)
process_mmap (Collector *collector, mmap_event_t *mmap)
{
tracker_add_map (collector->tracker,
mmap->pid,
mmap->addr,
mmap->addr + mmap->len,
mmap->pgoff,
0, /* inode */
mmap->filename);
}
static void
process_comm (Collector *collector,
comm_event_t *comm)
process_comm (Collector *collector, comm_event_t *comm)
{
}
static gboolean
is_context (uint64_t addr)
{
return
addr == PERF_CONTEXT_HV ||
addr == PERF_CONTEXT_KERNEL ||
addr == PERF_CONTEXT_USER ||
addr == PERF_CONTEXT_GUEST ||
addr == PERF_CONTEXT_GUEST_KERNEL ||
addr == PERF_CONTEXT_GUEST_USER;
tracker_add_process (collector->tracker,
comm->pid,
comm->comm);
}
static void
process_sample (Collector *collector,
process_sample (Collector *collector,
sample_event_t *sample)
{
Process *process = process_get_from_pid (sample->pid);
uint64_t context = 0;
uint64_t addrs_stack[2048];
uint64_t *addrs;
uint64_t *a;
int n_alloc;
int i;
uint64_t *ips;
int n_ips;
n_alloc = sample->n_ips + 2;
if (n_alloc < 2048)
addrs = addrs_stack;
else
addrs = g_new (uint64_t, n_alloc);
a = addrs;
for (i = 0; i < sample->n_ips; ++i)
if (sample->n_ips == 0)
{
uint64_t addr = sample->ips[i];
if (is_context (addr))
{
/* FIXME: think this through */
if (context == PERF_CONTEXT_KERNEL)
*a++ = 0x01; /* kernel marker */
context = addr;
}
else
{
if (context == PERF_CONTEXT_KERNEL)
{
if (process_is_kernel_address (addr))
*a++ = addr;
}
else
{
if (!context)
g_print ("no context\n");
process_ensure_map (process, sample->pid, addr);
*a++ = addr;
}
}
ips = &sample->ip;
n_ips = 1;
}
else
{
ips = sample->ips;
n_ips = sample->n_ips;
}
*a++ = POINTER_TO_U64 (process);
stack_stash_add_trace (collector->stash, addrs, a - addrs, 1);
collector->n_samples++;
if (addrs != addrs_stack)
g_free (addrs);
tracker_add_sample (collector->tracker,
sample->pid, ips, n_ips);
}
static void
process_event (Collector *collector,
counter_event_t * event)
process_event (Collector *collector,
counter_event_t *event)
{
switch (event->header.type)
{

1
tracker.c
View File

@ -325,7 +325,6 @@ new_map (state_t *tracker, new_map_t *new_map)
static void
sample (state_t *tracker, sample_t *sample)
{
}
Profile *