Am 2022-02-22 um 13:55 schrieb Harish Kasiviswanathan:
Print alloc node, peer node and memory domain when peer map fails. This
is more useful
v2: use dev_err instead of pr_err
use bdf for identify peer gpu
Signed-off-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@xxxxxxx>
Reviewed-by: Felix Kuehling <Felix.Kuehling@xxxxxxx>
---
drivers/gpu/drm/amd/amdkfd/kfd_chardev.c | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
index 965af2a08bc0..9141b674947d 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
@@ -1215,8 +1215,15 @@ static int kfd_ioctl_map_memory_to_gpu(struct file *filep,
peer_pdd->dev->adev, (struct kgd_mem *)mem,
peer_pdd->drm_priv, &table_freed);
if (err) {
- pr_err("Failed to map to gpu %d/%d\n",
- i, args->n_devices);
+ struct pci_dev *pdev = peer_pdd->dev->adev->pdev;
+
+ dev_err(dev->adev->dev,
+ "Failed to map peer:%04x:%02x:%02x.%d mem_domain:%d\n",
+ pci_domain_nr(pdev->bus),
+ pdev->bus->number,
+ PCI_SLOT(pdev->devfn),
+ PCI_FUNC(pdev->devfn),
+ ((struct kgd_mem *)mem)->domain);
goto map_memory_to_gpu_failed;
}
args->n_success = i+1;
