65 lines
1.5 KiB
C
65 lines
1.5 KiB
C
#include "process_events.h"
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char *cwd;
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int cwdlen;
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int
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process_mmap_event(event_t *event, unsigned long offset, unsigned long head)
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{
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struct map *map = map__new(&event->mmap, cwd, cwdlen);
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struct thread *thread = threads__findnew(event->mmap.pid);
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dump_printf("%p [%p]: PERF_RECORD_MMAP %d/%d: [%p(%p) @ %p]: %s\n",
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(void *)(offset + head),
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(void *)(long)(event->header.size),
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event->mmap.pid,
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event->mmap.tid,
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(void *)(long)event->mmap.start,
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(void *)(long)event->mmap.len,
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(void *)(long)event->mmap.pgoff,
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event->mmap.filename);
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if (thread == NULL || map == NULL) {
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dump_printf("problem processing PERF_RECORD_MMAP, skipping event.\n");
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return 0;
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}
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thread__insert_map(thread, map);
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total_mmap++;
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return 0;
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}
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int
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process_task_event(event_t *event, unsigned long offset, unsigned long head)
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{
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struct thread *thread = threads__findnew(event->fork.pid);
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struct thread *parent = threads__findnew(event->fork.ppid);
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dump_printf("%p [%p]: PERF_RECORD_%s: (%d:%d):(%d:%d)\n",
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(void *)(offset + head),
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(void *)(long)(event->header.size),
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event->header.type == PERF_RECORD_FORK ? "FORK" : "EXIT",
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event->fork.pid, event->fork.tid,
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event->fork.ppid, event->fork.ptid);
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/*
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* A thread clone will have the same PID for both
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* parent and child.
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*/
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if (thread == parent)
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return 0;
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if (event->header.type == PERF_RECORD_EXIT)
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return 0;
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if (!thread || !parent || thread__fork(thread, parent)) {
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dump_printf("problem processing PERF_RECORD_FORK, skipping event.\n");
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return -1;
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}
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total_fork++;
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return 0;
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}
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