[v5,25/27] sfc: specify avoid dax when cxl region is created

Commit Message

Lucero Palau, Alejandro Nov. 18, 2024, 4:44 p.m. UTC

From: Alejandro Lucero <[e-mail]>

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 <[e-mail]>
---
 drivers/net/ethernet/sfc/efx_cxl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Patch

diff --git a/drivers/net/ethernet/sfc/efx_cxl.c b/drivers/net/ethernet/sfc/efx_cxl.c
index f9f3af28690b..de8d6bca9300 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);