lockref_get_not_zero(9)

💖 lockref_get_not_zero(9) 💖

okay so bestie, welcome to the Kernel API Manual page for lockref_get_not_zero(9) — yes, that whole name is the vibe. The TL;DR: bump the count only when it’s not 0 and not dead. Let’s go. 🫶

✨ NAME ✨

• lockref_get_not_zero — increments the count unless the count is 0 or dead. periodt. 💅

🌸 SYNOPSIS 🌸

bool lockref_get_not_zero (struct lockref *lockref );

🎀 ARGUMENTS 🎀

• lockref — pointer to a struct lockref structure. that’s the whole arg, bestie. 🎀

⭐ RETURN ⭐

• 1 — if the count updated successfully.
• 0 — if the count was zero.

🦋 SEE ALSO 🦋

• Kernel file ./lib/lockref.c
• lockref_get(9)
• lockref_put_return(9)
• lockref_put_or_lock(9)
• lockref_mark_dead(9)
• lockref_get_not_dead(9)

lowkey reminder: the whole point is the not zero part — if the count is 0 or dead, this function is not giving you a success update. 🙈

made with 💖 from source/version ./lib, dated October 2026, for page lockref_get_not_zero(9) — bye bestie! 👑