vb2_buffer_in_use(9)

🦋 vb2_buffer_in_use(9) 🦋

okay bestie, this one's straight out of the Kernel API Manual, and it's giving very specific videobuf2 energy 💅 no cap.

✨ NAME ✨

vb2_buffer_in_use — return true if the buffer is in use and the queue cannot be freed (by the means of VIDIOC_REQBUFS(0)) call. 🫶

🌸 SYNOPSIS 🌸

bool vb2_buffer_in_use (struct vb2_queue *q , struct vb2_buffer *vb );

🎀 ARGUMENTS 🎀

• q — pointer to struct vb2_queue with videobuf2 queue. 💖
• vb — buffer for which plane size should be returned. ✨

🌈 SEE ALSO 🌈

Kernel file ./include/media/videobuf2-core.h, plus the whole iconic crew:

• enum vb2_memory(9)
• struct vb2_mem_ops(9)
• struct vb2_plane(9)
• enum vb2_io_modes(9)
• enum vb2_buffer_state(9)
• struct vb2_buffer(9)
• struct vb2_ops(9)
• struct vb2_buf_ops(9)
• struct vb2_queue(9)
• vb2_queue_allows_cache_hints(9)
• vb2_plane_vaddr(9)
• vb2_plane_cookie(9)
• vb2_buffer_done(9)
• vb2_discard_done(9)
• vb2_wait_for_all_buffers(9)
• vb2_core_querybuf(9)
• vb2_core_reqbufs(9)
• vb2_core_create_bufs(9)
• vb2_core_prepare_buf(9)
• vb2_core_remove_bufs(9)
• vb2_core_qbuf(9)
• vb2_core_dqbuf(9)
• vb2_core_streamon(9)
• vb2_core_streamoff(9)
• vb2_core_expbuf(9)
• vb2_core_queue_init(9)
• vb2_core_queue_release(9)
• vb2_queue_error(9)
• vb2_mmap(9)
• vb2_get_unmapped_area(9)
• vb2_core_poll(9)
• vb2_read(9)
• vb2_write(9)
• vb2_thread_fnc(9)
• vb2_thread_start(9)
• vb2_thread_stop(9)
• vb2_is_streaming(9)
• vb2_fileio_is_active(9)
• vb2_get_num_buffers(9)
• vb2_is_busy(9)
• vb2_get_drv_priv(9)
• vb2_set_plane_payload(9)
• vb2_get_plane_payload(9)
• vb2_plane_size(9)
• vb2_start_streaming_called(9)
• vb2_clear_last_buffer_dequeued(9)
• vb2_get_buffer(9)
• vb2_verify_memory_type(9)
• vb2_request_object_is_buffer(9)
• vb2_request_buffer_cnt(9)

okay that's the whole page, bestie — source/version: ./include/media, date: October 2026 💅🫶✨