strfilter__string(9)

💅 strfilter__string(9) — like, the Kernel API Manual page you actually wanna read 🎀

okay so bestie, welcome to the Kernel API Manual entry for strfilter__string(9) — yes the whole manual name is in the title, we're official now 💖

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✨ NAME ✨

strfilter__string — reconstruct a rule string from a filter 🧚

Like, you hand it a filter and it gives you back the rule string. It's giving reconstruction era, periodt.

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🌸 SYNOPSIS 🌸

char * strfilter__string (struct strfilter *filter );

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🦋 ARGUMENTS 🦋

• filter — the string filter you wanna reconstruct, aka the thing getting turned back into a rule string 👑

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💜 DESCRIPTION 💜

So strfilter__string reconstructs a rule string from filter. Lowkey the whole point: this will be good for debug messages 🔥 like when you're staring at your terminal at 3am and need to see the actual rule, this is your girl.

⚠️ bestie listen — note that the returning string must be freed afterward. Not me forgetting to free it… couldn't be me… but also could totally be you, so don't 🫶 memory leaks are NOT iconic 💀

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🌈 SEE ALSO 🌈

Kernel file ./tools/perf/util/strfilter.h and its friends:

• strfilter__new(9)
• strfilter__or(9)
• strfilter__compare(9)
• strfilter__delete(9)

go read those too, iykyk 💅

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okay that's the page!! mwah 💋 this gem lives at ./tools/perf/util, dropped October 2026 under the title strfilter__string(9) — slay, no cap, see u in the next manpage bestie 🌸🦋✨