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/xnu-8019.80.24/osfmk/kern/
H A Dtelemetry.c595 vm_size_t btcapacity = 128; in telemetry_macf_take_sample() local
596 uintptr_t frames_stack[btcapacity]; in telemetry_macf_take_sample()
638 btcount += backtrace_user(frames + btcount, btcapacity - btcount, &btctl, &btinfo); in telemetry_macf_take_sample()
647 btcapacity += 128; in telemetry_macf_take_sample()
648 frames = kalloc_data(btcapacity * sizeof(*frames), Z_WAITOK); in telemetry_macf_take_sample()
656 assert(btcapacity > sizeof(frames_stack) / sizeof(frames_stack[0])); in telemetry_macf_take_sample()
661 btcapacity * sizeof(*frames), in telemetry_macf_take_sample()
662 (btcapacity + 128) * sizeof(*frames), in telemetry_macf_take_sample()
669 btcapacity += 128; in telemetry_macf_take_sample()
721 kfree_data(frames, btcapacity * sizeof(*frames)); in telemetry_macf_take_sample()