blk_stat_activate_nsecs(9)

✨ blk_stat_activate_nsecs(9) ✨

okay so bestie, welcome to the Kernel API Manual 💖 — you're reading blk_stat_activate_nsecs(9), and honestly? she's a little icon. tiny function, big job. let's get into it 🎀

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🌸 NAME 🌸

blk_stat_activate_nsecs — gather block statistics during a time window in nanoseconds. literally that's it, that's her whole thing 💅

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🦋 SYNOPSIS 🦋

void blk_stat_activate_nsecs (struct blk_stat_callback *cb , u64 nsecs );

like, copy it exactly, no cap ✨

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🍓 ARGUMENTS 🍓

• cb — the callback. yes, that callback. your struct blk_stat_callback bestie 🫶
• nsecs — number of nanoseconds to gather statistics for. nanoseconds!! she said precision 💀 nicely typed as a u64 too.

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💜 DESCRIPTION 💜

the timer callback will be called when the window expires. periodt. 🕐✨

like — you set up a window of nsecs nanoseconds, and when that window runs out, the timer callback fires. that's the whole vibe check. lowkey elegant, highkey essential, iykyk 🌈

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👑 SEE ALSO 👑

• kernel file ./block/blk-stat.h and struct blk_stat_callback(9) 🌸
• blk_stat_alloc_callback(9)
• blk_stat_add_callback(9)
• blk_stat_remove_callback(9)
• blk_stat_free_callback(9)
• blk_stat_is_active(9)
• blk_stat_activate_msecs(9) ← her sister function that counts in *milli*seconds 🙈

the whole callback girlie friend group fr fr, go read them all 💖

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ngl this page is short but she ate. use the right units or suffer 😭

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and that's the page!! 🧚 sourced from ./block, dated October 2026 — mwah, see u in the group chat bestie 💅💖🎀