PCI/ACPI: Tone down missing MCFG message

MCFG is an optional ACPI table.  Given there are machines without PCI (or
it is hidden) we have been receiving queries/complaints about what this
message means given it's being presented as an error.

Reduce the message severity.  The ACPI table list printed at boot will
continue to provide another way to detect when the table is missing.

Link: https://lore.kernel.org/r/20200908210359.569294-1-jeremy.linton@arm.com
Signed-off-by: Jeremy Linton <jeremy.linton@arm.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Hanjun Guo <guohanjun@huawei.com>
This commit is contained in:
Jeremy Linton 2020-09-08 16:03:59 -05:00 committed by Bjorn Helgaas
parent 9123e3a74e
commit d24e124577

View File

@ -280,5 +280,5 @@ void __init pci_mmcfg_late_init(void)
{
int err = acpi_table_parse(ACPI_SIG_MCFG, pci_mcfg_parse);
if (err)
pr_err("Failed to parse MCFG (%d)\n", err);
pr_debug("Failed to parse MCFG (%d)\n", err);
}