snd_sgbuf_get_page(9)

💖 snd_sgbuf_get_page(9) 💖

okay bestie, we're in the Kernel API Manual and this function is literally here to return the physical page at the corresponding offset. ✨ super straightforward, no cap.

🌸 SYNOPSIS 🌸

struct page * snd_sgbuf_get_page (struct snd_dma_buffer *dmab , size_t offset );

🎀 ARGUMENTS 🎀

• dmab — buffer allocation information, aka the buffer's little info packet 🫶
• offset — offset in the ring buffer, aka where you're pointing inside it 💅

💅 RETURN 💅

It gives you back the page pointer — that's the whole return value, periodt. 🦋

🦋 SEE ALSO 🦋

Kernel file ./sound/core/memalloc.c, plus these absolute icons:

• snd_dma_alloc_dir_pages(9)
• snd_dma_alloc_pages_fallback(9)
• snd_dma_free_pages(9)
• snd_devm_alloc_dir_pages(9)
• snd_dma_buffer_mmap(9)
• snd_dma_buffer_sync(9)
• snd_sgbuf_get_addr(9)
• snd_sgbuf_get_chunk_size(9)

mwah 💋 this page lives in ./sound/core and is dated October 2026 — Kernel API Manual energy forever, bestie 👑