diff mbox series

[v6,25/28] sfc: specify no dax when cxl region is created

Message ID 20241202171222.62595-26-alejandro.lucero-palau@amd.com (mailing list archive)
State Superseded
Delegated to: Netdev Maintainers
Headers show
Series cxl: add type2 device basic support | expand

Checks

Context Check Description
netdev/tree_selection success Guessing tree name failed - patch did not apply

Commit Message

Lucero Palau, Alejandro Dec. 2, 2024, 5:12 p.m. UTC 
From: Alejandro Lucero <alucerop@amd.com>

The CXL memory should not be used by the host in any case except for
what the driver allows. Tell the cxl core to not create a DAX device
using the avoid dax at region creation time.

Signed-off-by: Alejandro Lucero <alucerop@amd.com>
---
 drivers/net/ethernet/sfc/efx_cxl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Martin Habets Dec. 3, 2024, 2:38 p.m. UTC | #1 
On Mon, Dec 02, 2024 at 05:12:19PM +0000, alejandro.lucero-palau@amd.com wrote:
> 
> From: Alejandro Lucero <alucerop@amd.com>
> 
> The CXL memory should not be used by the host in any case except for
> what the driver allows. Tell the cxl core to not create a DAX device
> using the avoid dax at region creation time.
> 
> Signed-off-by: Alejandro Lucero <alucerop@amd.com>

Reviewed-by: Martin Habets <habetsm.xilinx@gmail.com>

> ---
>  drivers/net/ethernet/sfc/efx_cxl.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/ethernet/sfc/efx_cxl.c b/drivers/net/ethernet/sfc/efx_cxl.c
> index 3e44c31daf36..71b32fc48ca7 100644
> --- a/drivers/net/ethernet/sfc/efx_cxl.c
> +++ b/drivers/net/ethernet/sfc/efx_cxl.c
> @@ -128,7 +128,7 @@ int efx_cxl_init(struct efx_probe_data *probe_data)
>  		goto err3;
>  	}
>  
> -	cxl->efx_region = cxl_create_region(cxl->cxlrd, cxl->cxled);
> +	cxl->efx_region = cxl_create_region(cxl->cxlrd, cxl->cxled, true);
>  	if (!cxl->efx_region) {
>  		pci_err(pci_dev, "CXL accel create region failed");
>  		rc = PTR_ERR(cxl->efx_region);
> -- 
> 2.17.1
> 
>
diff mbox series

Patch

diff --git a/drivers/net/ethernet/sfc/efx_cxl.c b/drivers/net/ethernet/sfc/efx_cxl.c
index 3e44c31daf36..71b32fc48ca7 100644
--- a/drivers/net/ethernet/sfc/efx_cxl.c
+++ b/drivers/net/ethernet/sfc/efx_cxl.c
@@ -128,7 +128,7 @@  int efx_cxl_init(struct efx_probe_data *probe_data)
 		goto err3;
 	}
 
-	cxl->efx_region = cxl_create_region(cxl->cxlrd, cxl->cxled);
+	cxl->efx_region = cxl_create_region(cxl->cxlrd, cxl->cxled, true);
 	if (!cxl->efx_region) {
 		pci_err(pci_dev, "CXL accel create region failed");
 		rc = PTR_ERR(cxl->efx_region);