dma_resv_reset_max_fences(9)

💅 dma_resv_reset_max_fences(9)

okay so bestie, welcome to the Kernel API Manual, section 9, and today's main character is dma_resv_reset_max_fences — yes that's a whole mouthful, we love her anyway 🎀

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✨ NAME ✨

dma_resv_reset_max_fences — reset fences for debugging 🧚

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🌸 SYNOPSIS 🌸

void dma_resv_reset_max_fences (struct dma_resv *obj );

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🦋 ARGUMENTS 🦋

• obj — the dma_resv object to reset 💖

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🔥 DESCRIPTION 🔥

so what she does is: she resets the number of pre-reserved fence slots 💅 and the whole point of doing that is testing — like, you're checking that drivers actually do correct slot allocation using dma_resv_reserve_fences. no cap, that's the vibe check 🫶

also see dma_resv_list.max_fences — that's her little friend, go say hi 👑

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🌈 SEE ALSO 🌈

• Kernel file ./drivers/dma-buf/dma-resv.c
• Reservation Object Overview(9)
• dma_resv_init(9)
• dma_resv_fini(9)
• dma_resv_reserve_fences(9)
• dma_resv_add_fence(9)
• dma_resv_replace_fences(9)
• dma_resv_iter_first_unlocked(9)
• dma_resv_iter_next_unlocked(9)
• dma_resv_iter_first(9)
• dma_resv_iter_next(9)
• dma_resv_copy_fences(9)
• dma_resv_get_fences(9)
• dma_resv_get_singleton(9)
• dma_resv_wait_timeout(9)
• dma_resv_set_deadline(9)
• dma_resv_test_signaled(9)
• dma_resv_describe(9)

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and that's the whole page, bestie, you ate that 🍓💜 this lil icon lives in ./drivers/dma-buf and the whole thing is dated October 2026 — periodt, see you in the next manpage 😭✨🎀