fscache_note_page_release(9)

✨ fscache_note_page_release(9) ✨

okay so bestie, welcome to this page from the Kernel API Manual — it’s all about fscache_note_page_release, and it’s lowkey a tiny but important little note in the kernel’s fscache world 💅

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🌸 NAME 🌸

fscache_note_page_release — note that a netfs page got released 🦋

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🎀 SYNOPSIS 🎀

void fscache_note_page_release (struct fscache_cookie *cookie );

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💖 ARGUMENTS 💖

• cookie — the cookie that corresponds to the file 🍓

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✨ DESCRIPTION ✨

okay so picture this: a page has already been copied to the cache, and now it’s been released. This function is literally the “hey, note that this happened” moment for that page 👑

Because of that, future reads are gonna need to look in the cache to see if the page is actually there. no cap, that’s the whole vibe check 🔥

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👀 SEE ALSO 👀

Kernel file ./include/linux/fscache.h:

• fscache_acquire_volume(9)
• fscache_relinquish_volume(9)
• fscache_acquire_cookie(9)
• fscache_use_cookie(9)
• fscache_unuse_cookie(9)
• fscache_relinquish_cookie(9)
• fscache_update_cookie(9)
• fscache_resize_cookie(9)
• fscache_invalidate(9)
• fscache_operation_valid(9)
• fscache_begin_read_operation(9)
• fscache_end_operation(9)
• fscache_read(9)
• fscache_begin_write_operation(9)
• fscache_write(9)
• fscache_clear_page_bits(9)
• fscache_write_to_cache(9)

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bye bestie! this lil page lives in ./include/linux, is dated October 2026, and it’s fscache_note_page_release(9) from the Kernel API Manual — iconic, fr fr 🌈💜