Adding a print statement into pci_bus_read_dev_vendor_id() so that
user observes the progress of device polling instead of silently
waiting for timeout to be reached.
Signed-off-by: Sinan Kaya <okaya@xxxxxxxxxxxxxx>
---
drivers/pci/probe.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index c31310d..6e4a846 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -1851,9 +1851,15 @@ bool pci_bus_read_dev_vendor_id(struct pci_bus *bus, int devfn, u32 *l,
delay *= 2;
if (pci_bus_read_config_dword(bus, devfn, PCI_VENDOR_ID, l))
return false;
+
+ if (delay > 1000)
+ pr_info("pci %04x:%02x:%02x.%d: not responding\n",
+ pci_domain_nr(bus), bus->number,
+ PCI_SLOT(devfn), PCI_FUNC(devfn));
+
/* Card hasn't responded in 60 seconds? Must be stuck. */
if (delay > crs_timeout) {
- printk(KERN_WARNING "pci %04x:%02x:%02x.%d: not responding\n",
+ pr_warn("pci %04x:%02x:%02x.%d: not responding timeout reached\n",
pci_domain_nr(bus), bus->number, PCI_SLOT(devfn),
PCI_FUNC(devfn));
return false;
--
1.9.1
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