]> git.ipfire.org Git - thirdparty/kernel/stable.git/commit
IB: Fix RDMA_RXE and INFINIBAND_RDMAVT dependencies for DMA_VIRT_OPS
authorBen Hutchings <ben@decadent.org.uk>
Wed, 9 May 2018 21:48:41 +0000 (22:48 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 3 Aug 2018 05:47:51 +0000 (07:47 +0200)
commit113d7a74bc053d926ddf96c83a8108b54095a77f
tree5c866cb9488b7ce7ee2d463267427321651d1258
parent78d0d21852db260b8cb1e85f3f467f9866903065
IB: Fix RDMA_RXE and INFINIBAND_RDMAVT dependencies for DMA_VIRT_OPS

[ Upstream commit e02637e97d68a54b1527bc654bf8377eda310226 ]

DMA_VIRT_OPS requires that dma_addr_t is at least as wide as a
pointer, which is expressed as a dependency on !64BIT ||
ARCH_DMA_ADDR_T_64BIT.

For parisc64 this is not true, and if these IB modules are enabled,
kconfig warns:

WARNING: unmet direct dependencies detected for DMA_VIRT_OPS
  Depends on [n]: HAS_DMA [=y] && (!64BIT [=y] || ARCH_DMA_ADDR_T_64BIT)
  Selected by [m]:
  - INFINIBAND_RDMAVT [=m] && INFINIBAND [=m] && 64BIT [=y] && PCI [=y]
  - RDMA_RXE [=m] && INET [=y] && PCI [=y] && INFINIBAND [=m]

Add dependencies to fix this.

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/infiniband/sw/rdmavt/Kconfig
drivers/infiniband/sw/rxe/Kconfig