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* [PATCH] IB: INFINIBAND should depend on HAS_DMA
@ 2017-11-19 18:58 Geert Uytterhoeven
  2017-11-21  6:06 ` Leon Romanovsky
  2017-12-02  0:01 ` Jason Gunthorpe
  0 siblings, 2 replies; 3+ messages in thread
From: Geert Uytterhoeven @ 2017-11-19 18:58 UTC (permalink / raw)
  To: Yuval Shaia, Doug Ledford, Jason Gunthorpe
  Cc: linux-rdma, linux-kernel, Geert Uytterhoeven

If NO_DMA=y:

    ERROR: "bad_dma_ops" [net/sunrpc/xprtrdma/rpcrdma.ko] undefined!
    ERROR: "bad_dma_ops" [net/smc/smc.ko] undefined!
    ERROR: "bad_dma_ops" [net/rds/rds_rdma.ko] undefined!
    ERROR: "bad_dma_ops" [net/9p/9pnet_rdma.ko] undefined!
    ERROR: "bad_dma_ops" [drivers/nvme/target/nvmet-rdma.ko] undefined!
    ERROR: "bad_dma_ops" [drivers/nvme/host/nvme-rdma.ko] undefined!
    ERROR: "bad_dma_ops" [drivers/infiniband/ulp/srpt/ib_srpt.ko] undefined!
    ERROR: "bad_dma_ops" [drivers/infiniband/ulp/srp/ib_srp.ko] undefined!
    ERROR: "bad_dma_ops" [drivers/infiniband/ulp/isert/ib_isert.ko] undefined!
    ERROR: "bad_dma_ops" [drivers/infiniband/ulp/iser/ib_iser.ko] undefined!
    ERROR: "bad_dma_ops" [drivers/infiniband/ulp/ipoib/ib_ipoib.ko] undefined!
    ERROR: "bad_dma_ops" [drivers/infiniband/core/ib_core.ko] undefined!

Before, this was handled implicitly by the dependency on PCI.
Add an explicit dependency on HAS_DMA to fix this.

Fixes: 931bc0d91639f8fb ("IB: Move PCI dependency from root KConfig to HW's KConfigs")
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
---
 drivers/infiniband/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/infiniband/Kconfig b/drivers/infiniband/Kconfig
index 98ac46ed7214f574..cbf186522016f97f 100644
--- a/drivers/infiniband/Kconfig
+++ b/drivers/infiniband/Kconfig
@@ -1,6 +1,6 @@
 menuconfig INFINIBAND
 	tristate "InfiniBand support"
-	depends on HAS_IOMEM
+	depends on HAS_IOMEM && HAS_DMA
 	depends on NET
 	depends on INET
 	depends on m || IPV6 != m
-- 
2.7.4

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] IB: INFINIBAND should depend on HAS_DMA
  2017-11-19 18:58 [PATCH] IB: INFINIBAND should depend on HAS_DMA Geert Uytterhoeven
@ 2017-11-21  6:06 ` Leon Romanovsky
  2017-12-02  0:01 ` Jason Gunthorpe
  1 sibling, 0 replies; 3+ messages in thread
From: Leon Romanovsky @ 2017-11-21  6:06 UTC (permalink / raw)
  To: Geert Uytterhoeven
  Cc: Yuval Shaia, Doug Ledford, Jason Gunthorpe, linux-rdma, linux-kernel

[-- Attachment #1: Type: text/plain, Size: 1372 bytes --]

On Sun, Nov 19, 2017 at 07:58:30PM +0100, Geert Uytterhoeven wrote:
> If NO_DMA=y:
>
>     ERROR: "bad_dma_ops" [net/sunrpc/xprtrdma/rpcrdma.ko] undefined!
>     ERROR: "bad_dma_ops" [net/smc/smc.ko] undefined!
>     ERROR: "bad_dma_ops" [net/rds/rds_rdma.ko] undefined!
>     ERROR: "bad_dma_ops" [net/9p/9pnet_rdma.ko] undefined!
>     ERROR: "bad_dma_ops" [drivers/nvme/target/nvmet-rdma.ko] undefined!
>     ERROR: "bad_dma_ops" [drivers/nvme/host/nvme-rdma.ko] undefined!
>     ERROR: "bad_dma_ops" [drivers/infiniband/ulp/srpt/ib_srpt.ko] undefined!
>     ERROR: "bad_dma_ops" [drivers/infiniband/ulp/srp/ib_srp.ko] undefined!
>     ERROR: "bad_dma_ops" [drivers/infiniband/ulp/isert/ib_isert.ko] undefined!
>     ERROR: "bad_dma_ops" [drivers/infiniband/ulp/iser/ib_iser.ko] undefined!
>     ERROR: "bad_dma_ops" [drivers/infiniband/ulp/ipoib/ib_ipoib.ko] undefined!
>     ERROR: "bad_dma_ops" [drivers/infiniband/core/ib_core.ko] undefined!
>
> Before, this was handled implicitly by the dependency on PCI.
> Add an explicit dependency on HAS_DMA to fix this.
>
> Fixes: 931bc0d91639f8fb ("IB: Move PCI dependency from root KConfig to HW's KConfigs")
> Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
> ---
>  drivers/infiniband/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>

Thanks,
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>

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^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: IB: INFINIBAND should depend on HAS_DMA
  2017-11-19 18:58 [PATCH] IB: INFINIBAND should depend on HAS_DMA Geert Uytterhoeven
  2017-11-21  6:06 ` Leon Romanovsky
@ 2017-12-02  0:01 ` Jason Gunthorpe
  1 sibling, 0 replies; 3+ messages in thread
From: Jason Gunthorpe @ 2017-12-02  0:01 UTC (permalink / raw)
  To: Geert Uytterhoeven; +Cc: Yuval Shaia, Doug Ledford, linux-rdma, linux-kernel

On Sun, Nov 19, 2017 at 07:58:30PM +0100, Geert Uytterhoeven wrote:
> If NO_DMA=y:
> 
>     ERROR: "bad_dma_ops" [net/sunrpc/xprtrdma/rpcrdma.ko] undefined!
>     ERROR: "bad_dma_ops" [net/smc/smc.ko] undefined!
>     ERROR: "bad_dma_ops" [net/rds/rds_rdma.ko] undefined!
>     ERROR: "bad_dma_ops" [net/9p/9pnet_rdma.ko] undefined!
>     ERROR: "bad_dma_ops" [drivers/nvme/target/nvmet-rdma.ko] undefined!
>     ERROR: "bad_dma_ops" [drivers/nvme/host/nvme-rdma.ko] undefined!
>     ERROR: "bad_dma_ops" [drivers/infiniband/ulp/srpt/ib_srpt.ko] undefined!
>     ERROR: "bad_dma_ops" [drivers/infiniband/ulp/srp/ib_srp.ko] undefined!
>     ERROR: "bad_dma_ops" [drivers/infiniband/ulp/isert/ib_isert.ko] undefined!
>     ERROR: "bad_dma_ops" [drivers/infiniband/ulp/iser/ib_iser.ko] undefined!
>     ERROR: "bad_dma_ops" [drivers/infiniband/ulp/ipoib/ib_ipoib.ko] undefined!
>     ERROR: "bad_dma_ops" [drivers/infiniband/core/ib_core.ko] undefined!
> 
> Before, this was handled implicitly by the dependency on PCI.
> Add an explicit dependency on HAS_DMA to fix this.
> 
> Fixes: 931bc0d91639f8fb ("IB: Move PCI dependency from root KConfig to HW's KConfigs")
> Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
> Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
>  drivers/infiniband/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Applied to for-rc, thanks

Jason

^ permalink raw reply	[flat|nested] 3+ messages in thread

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2017-11-19 18:58 [PATCH] IB: INFINIBAND should depend on HAS_DMA Geert Uytterhoeven
2017-11-21  6:06 ` Leon Romanovsky
2017-12-02  0:01 ` Jason Gunthorpe

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