Comments (3)
No, you can't use bpf_spin_lock in tracing progs as of kernel v5.1.
See the conversation here.
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No, you can't use bpf_spin_lock in tracing progs as of kernel v5.1. See the conversation here.
And __sync_lock_test_and_set or __sync_val_compare_and_swap are also not available yet?
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This requires -mcpu=v3
features which is not available on v5.1.
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Related Issues (20)
- when I use bpf_attach_tracepoint to attach a uprobe, it cames out error as "perf_event_open(/sys/kernel/tracing/events/uprobes/dmabufAlloc/id): Interrupted system call" HOT 1
- tools/slabratetop: can't find linux/slub_def.h header
- tcpretrans: use of undeclared identifier 'BPF_CGROUP_UNIX_*' HOT 2
- ttysnoop fails on newer kernel HOT 3
- failed to create kprobe 'mutex_lock' using klockstat in kernel 6.7 HOT 1
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- Fail run disksnoop.py example HOT 3
- bcc/libbpf-tools/fsdist.bpf.c:38:12: error: unsupported signed division, please convert to unsigned div/mod.
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- build fails with python 3.12.1 HOT 4
- 0.29.1 + master (706ec4fe): compile time warnings HOT 2
- wqlat.py fails for 6.7 kernel with -w workqueue selection HOT 2
- error: unknown type name ‘GElf_Versym’; did you mean ‘GElf_Verdef’? HOT 3
- why i use memleak, trace kmalloc tracepoint, run 12hours, but only counted 64 stackid....
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