#include <wrapper/vzalloc.h>
#include <wrapper/ringbuffer/backend.h>
#include <wrapper/ringbuffer/frontend.h>
+#include <wrapper/time.h>
#define METADATA_CACHE_DEFAULT_SIZE 4096
ret = PTR_ERR(tracker_pids_list_file);
goto file_error;
}
- if (atomic_long_add_unless(&session->file->f_count,
- 1, INT_MAX) == INT_MAX) {
+ if (!atomic_long_add_unless(&session->file->f_count, 1, LONG_MAX)) {
+ ret = -EOVERFLOW;
goto refcount_error;
}
ret = lttng_tracker_pids_list_fops.open(NULL, tracker_pids_list_file);
* in future versions.
* This function may return a negative offset. It may happen if the
* system sets the REALTIME clock to 0 after boot.
+ *
+ * Use 64bit timespec on kernels that have it, this makes 32bit arch
+ * y2038 compliant.
*/
static
int64_t measure_clock_offset(void)
uint64_t monotonic_avg, monotonic[2], realtime;
uint64_t tcf = trace_clock_freq();
int64_t offset;
- struct timespec rts = { 0, 0 };
unsigned long flags;
+#ifdef LTTNG_KERNEL_HAS_TIMESPEC64
+ struct timespec64 rts = { 0, 0 };
+#else
+ struct timespec rts = { 0, 0 };
+#endif
/* Disable interrupts to increase correlation precision. */
local_irq_save(flags);
monotonic[0] = trace_clock_read64();
+#ifdef LTTNG_KERNEL_HAS_TIMESPEC64
+ ktime_get_real_ts64(&rts);
+#else
getnstimeofday(&rts);
+#endif
monotonic[1] = trace_clock_read64();
local_irq_restore(flags);