Re: [PATCH] RDMA/uverbs: select CONFIG_DMA_SHARED_BUFFER

From: Leon Romanovsky

Date: Mon Feb 23 2026 - 14:50:16 EST



On Mon, 16 Feb 2026 13:12:00 +0100, Arnd Bergmann wrote:
> The addition of dmabuf support in uverbs means that it is no
> longer possible to build infiniband support if that is disabled:
>
> arm-linux-gnueabi-ld: drivers/infiniband/core/ib_core_uverbs.o: in function `rdma_user_mmap_entry_remove.part.0':
> ib_core_uverbs.c:(.text+0x508): undefined reference to `dma_buf_move_notify'
> (dma_buf_move_notify): Unknown destination type (ARM/Thumb) in drivers/infiniband/core/ib_core_uverbs.o
> ib_core_uverbs.c:(.text+0x518): undefined reference to `dma_resv_wait_timeout'
> (dma_resv_wait_timeout): Unknown destination type (ARM/Thumb) in drivers/infiniband/core/ib_core_uverbs.o
>
> [...]

Applied, thanks!

[1/1] RDMA/uverbs: select CONFIG_DMA_SHARED_BUFFER
https://git.kernel.org/rdma/rdma/c/16cb1a64dce567

Best regards,
--
Leon Romanovsky <leon@xxxxxxxxxx>