From: Joerg Roedel jroedel@suse.de
commit 717e88aad37befedfd531378b632e794e24e9afb upstream.
The messages printed on the initialization of the AMD IOMMUv2 driver have caused some confusion in the past. Clarify the messages to lower the confusion in the future.
Cc: stable@vger.kernel.org Signed-off-by: Joerg Roedel jroedel@suse.de Link: https://lore.kernel.org/r/20211123105507.7654-3-joro@8bytes.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/iommu/amd/iommu_v2.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
--- a/drivers/iommu/amd/iommu_v2.c +++ b/drivers/iommu/amd/iommu_v2.c @@ -928,10 +928,8 @@ static int __init amd_iommu_v2_init(void { int ret;
- pr_info("AMD IOMMUv2 driver by Joerg Roedel jroedel@suse.de\n"); - if (!amd_iommu_v2_supported()) { - pr_info("AMD IOMMUv2 functionality not available on this system\n"); + pr_info("AMD IOMMUv2 functionality not available on this system - This is not a bug.\n"); /* * Load anyway to provide the symbols to other modules * which may use AMD IOMMUv2 optionally. @@ -946,6 +944,8 @@ static int __init amd_iommu_v2_init(void
amd_iommu_register_ppr_notifier(&ppr_nb);
+ pr_info("AMD IOMMUv2 loaded and initialized\n"); + return 0;
out: