Mina Almasry 678f6e28b5 net: add SO_DEVMEM_DONTNEED setsockopt to release RX frags ... Add an interface for the user to notify the kernel that it is done reading the devmem dmabuf frags returned as cmsg. The kernel will drop the reference on the frags to make them available for reuse. Signed-off-by: Willem de Bruijn <willemb@google.com> Signed-off-by: Kaiyuan Zhang <kaiyuanz@google.com> Signed-off-by: Mina Almasry <almasrymina@google.com> Reviewed-by: Pavel Begunkov <asml.silence@gmail.com> Reviewed-by: Eric Dumazet <edumazet@google.com> Link: https://patch.msgid.link/20240910171458.219195-11-almasrymina@google.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>		2024-09-11 20:44:32 -07:00
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asm	net: add SO_DEVMEM_DONTNEED setsockopt to release RX frags	2024-09-11 20:44:32 -07:00