biosnoop.bt: handle Linux 5.17 block layer update #2207
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The kernel upstream commit:
torvalds/linux@f3fa33a
has removed the `rq_disk` field from `struct request`. Instead,
`->q->disk` should be used, so this is reflected in biosnoop.bt.
The old version of the tool (suitable for kernel <= 5.16) is backed up
in tools/old and used in the CI.
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The kernel upstream commit f3fa33acc has removed the
rq_diskfield fromstruct request. Instead,->q->diskshould be used, so this is reflected in biosnoop.bt.The old version of the tool (suitable for kernel <= 5.16) is backed up in tools/old and used in the CI.
Fixes #2220.
Checklist
man/adoc/bpftrace.adocand if needed indocs/reference_guide.mdCHANGELOG.md