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Kirill Smelkov
bcc
Commits
a6431542
Commit
a6431542
authored
6 years ago
by
Howard McLauchlan
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Add bpf_get_prandom_u32() to reference guide
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x/pinglat
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docs/reference_guide.md
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a6431542
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@@ -23,6 +23,7 @@ This guide is incomplete. If something feels missing, check the bcc and kernel s
-
[
6. bpf_get_current_comm()
](
#6-bpf_get_current_comm
)
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[
7. bpf_get_current_task()
](
#7-bpf_get_current_task
)
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[
8. bpf_log2l()
](
#8-bpflog2l
)
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[
9. bpf_get_prandom_u32()
](
#9-bpf_get_prandom_u32
)
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[
Debugging
](
#debugging
)
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[
1. bpf_override_return()
](
#1-bpf_override_return
)
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[
Output
](
#output
)
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@@ -352,6 +353,16 @@ Examples in situ:
[search /examples](https://github.com/iovisor/bcc/search?q=bpf_log2l+path%3Aexamples&type=Code),
[search /tools](https://github.com/iovisor/bcc/search?q=bpf_log2l+path%3Atools&type=Code)
### 9. bpf_get_prandom_u32()
Syntax: ```u32 bpf_get_prandom_u32()```
Returns a pseudo-random u32.
Example in situ:
[search /examples](https://github.com/iovisor/bcc/search?q=bpf_get_prandom_u32+path%3Aexamples&type=Code),
[search /tools](https://github.com/iovisor/bcc/search?q=bpf_get_prandom_u32+path%3Atools&type=Code)
## Debugging
### 1. bpf_override_return()
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