iommu/amd: Fix workqueue name

Workqueue name length is crossing WQ_NAME_LEN limit. Fix it by changing
name format. New format : "iopf_queue/amdvi-<iommu-devid>"

kernel warning:
  [   11.146912] workqueue: name exceeds WQ_NAME_LEN. Truncating to: iopf_queue/amdiommu-0xc002-iopf

Reported-by: Borislav Petkov <bp@alien8.de>
Fixes: 61928bab9d26 ("iommu/amd: Define per-IOMMU iopf_queue")
Signed-off-by: Vasant Hegde <vasant.hegde@amd.com>
Acked-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/r/20240529113900.5798-1-vasant.hegde@amd.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>

diff --git a/drivers/iommu/amd/ppr.c b/drivers/iommu/amd/ppr.c
index 091423bb8aac88d2f6030bb88ac96e5084d11414..31d98a2a11a6e954140f71c4085fcd3df0cb536c 100644 (file)
--- a/drivers/iommu/amd/ppr.c
+++ b/drivers/iommu/amd/ppr.c
@@ -222,8 +222,7 @@ int amd_iommu_iopf_init(struct amd_iommu *iommu)
        if (iommu->iopf_queue)
                return ret;
 
-       snprintf(iommu->iopfq_name, sizeof(iommu->iopfq_name),
-                "amdiommu-%#x-iopfq",
+       snprintf(iommu->iopfq_name, sizeof(iommu->iopfq_name), "amdvi-%#x",
                 PCI_SEG_DEVID_TO_SBDF(iommu->pci_seg->id, iommu->devid));
 
        iommu->iopf_queue = iopf_queue_alloc(iommu->iopfq_name);