[PATCH 1/2] eal: support dmabuf
Stephen Hemminger
stephen at networkplumber.org
Thu Jan 29 02:51:07 CET 2026
On Tue, 27 Jan 2026 17:44:08 +0000
Cliff Burdick <cburdick at nvidia.com> wrote:
> +/**
> + * Get dma-buf file descriptor associated with a memseg list.
> + *
> + * @note This function does not perform any locking, and is only safe to call
> + * from within memory-related callback functions.
Maybe warning instead of note.
> + *
> + * @param msl
> + * A pointer to memseg list for which to get dma-buf fd.
> + *
> + * @return
> + * Valid dma-buf file descriptor (>= 0) in case of success.
> + * -1 if not dma-buf backed or in case of error, with ``rte_errno`` set to:
> + * - EINVAL - ``msl`` pointer was NULL or did not point to a valid memseg list
> + */
> +int
> +rte_memseg_list_get_dmabuf_fd_thread_unsafe(const struct rte_memseg_list *msl);
ENAMETOOLONG
At some point, you need to come up with a better naming convention.
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