kvfree_atomic(9)

🎀 kvfree_atomic(9) 🎀

okay so this page lives in the Kernel API Manual, and it's literally about freeing memory. bestie, it's short but important, so pay attention 💅✨

🌸 NAME 🌸

kvfree_atomic — free memory. that's the whole vibe. 🧚

✨ SYNOPSIS ✨

void kvfree_atomic (const void *addr );

🎀 ARGUMENTS 🎀

• addr — pointer to allocated memory. yes, that's the thing you're freeing, bestie 🫶

💖 DESCRIPTION 💖

It's the same as kvfree, except for vmalloc backed memory it uses vfree_atomic. lowkey specific, highkey iconic.

Must not be called from NMI context — like, do not do it. that's a hard no, no cap. 💀

🔥 SEE ALSO 🔥

• Kernel file ./mm/slub.c enum slab_flags(9)
• kmem_cache_alloc_node(9)
• kmem_cache_free(9)
• ksize(9)
• kfree(9)
• kvfree(9)
• kvfree_sensitive(9)
• kmem_cache_alloc_bulk(9)

xoxo, your local kernel bestie 💖 — sourced from ./mm, dated October 2026. byeee 🫶✨