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Add static to fmt string to get it put into rodata #1422

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Merged
christos68k merged 1 commit into from
May 15, 2026
Merged

Add static to fmt string to get it put into rodata #1422

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2 changes: 1 addition & 1 deletion support/ebpf/bpfdefs.h
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Original file line number Diff line number Diff line change
Expand Up @@ -132,7 +132,7 @@ static long (*bpf_probe_read_kernel)(void *dst, int size, const void *unsafe_ptr

#define printt(fmt, ...) \
({ \
const char ____fmt[] = fmt; \
static const char ____fmt[] = fmt; \
bpf_trace_printk(____fmt, sizeof(____fmt), ##__VA_ARGS__); \
})

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Binary file modified support/ebpf/tracer.ebpf.amd64
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Binary file modified support/ebpf/tracer.ebpf.arm64
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3 changes: 3 additions & 0 deletions tracer/systemconfig.go
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Expand Up @@ -267,6 +267,9 @@ func prepareAnalysis(orig *cebpf.CollectionSpec) (*cebpf.CollectionSpec, map[str
}
new.Maps["system_analysis"] = orig.Maps["system_analysis"].Copy()
new.Maps[".rodata.var"] = orig.Maps[".rodata.var"].Copy()
if rodata, ok := orig.Maps[".rodata"]; ok {
new.Maps[".rodata"] = rodata.Copy()
}

new.Programs["read_kernel_memory"] = orig.Programs["read_kernel_memory"].Copy()
new.Programs["read_task_struct"] = orig.Programs["read_task_struct"].Copy()
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