STRUCT XE_SHRINKER(9)

💅 struct xe_shrinker(9)

okay bestie, welcome to the Kernel API Manual ✨ this is the page for struct xe_shrinker, which is literally the per-device shrinker 🫶 no cap, that's the whole vibe of the NAME section, we're moving on.

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🌸 NAME 🌸

struct xe_shrinker — per-device shrinker 💖

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✨ SYNOPSIS ✨

here's the struct in all its iconic glory, copy it exactly bestie, don't be weird about it 👑

struct xe_shrinker {
    struct xe_device *xe;
    rwlock_t lock;
    long shrinkable_pages;
    long purgeable_pages;
    struct shrinker *shrink;
    struct work_struct pm_worker;
 };

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🎀 Members 🎀

okay so every field, one by one, no skips, we don't do skips here 💅

• xe — back pointer to the device, like it knows where it came from, main character energy fr fr 🦋
• lock — the lock protecting accounting. it's an rwlock_t and it is doing the absolute most to keep the numbers honest 🔥
• shrinkable_pages — number of pages that are currently shrinkable, a long, okurrr ✨
• purgeable_pages — number of pages that are currently purgeable, also a long, not me keeping this list going 💀
• shrink — pointer to the mm shrinker, the actual icon of this struct ngl 👑
• pm_worker — a struct work_struct, worker to wake up the device if required 🌸 like a little alarm clock for your GPU bestie

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👀 SEE ALSO 👀

• The kernel file ./drivers/gpu/drm/xe/xe_shrinker.c
• xe_shrinker_mod_pages(9)
• xe_shrinker_create(9)

go read those, iykyk 🌈

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no warnings on this page bestie, but do not sleep on that lock — accounting without it is giving chaos 🙈

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okay that's the whole page, and before you go: this beauty lives in ./drivers/gpu/drm/xe, dated October 2026, and it's filed under struct xe_shrinker(9) ⭐ mwah, slay, periodt 💜🎀