mount debugfs in superpowered containers #934
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This is used by tools like `bcc` and `bpftrace`. Signed-off-by: Ben Cressey <[email protected]>
etungsten
approved these changes
May 26, 2020
samuelkarp
approved these changes
May 26, 2020
tjkirch
approved these changes
May 27, 2020
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Issue number:
N/A
Description of changes:
Mount debugfs in superpowered containers.
Tools like
bccandbpftraceinteract with various files in debugfs and tracefs, for example to read the list of invalid probe addresses from/sys/kernel/debug/kprobes/blacklist.Testing done:
Built a custom admin container with
bpftraceandbccinstalled.Confirmed that the tools under
/usr/share/bcc/toolsand/usr/share/bpftrace/toolsran OK.Terms of contribution:
By submitting this pull request, I agree that this contribution is dual-licensed under the terms of both the Apache License, version 2.0, and the MIT license.