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| author | Vincent Palatin <vpalatin@chromium.org> | 2011-12-05 11:51:18 -0800 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2012-01-06 12:11:16 -0800 |
| commit | 85b8582d7ca516030efb84d94fa29a73c1d9a125 (patch) | |
| tree | 5a9b8bedd6091a2140026e8edb4eaeb8174597a5 /drivers/pci/pci.c | |
| parent | 118faafaf987f521832843d36c6be580983f9a6b (diff) | |
| download | lwn-85b8582d7ca516030efb84d94fa29a73c1d9a125.tar.gz lwn-85b8582d7ca516030efb84d94fa29a73c1d9a125.zip | |
PCI/PM/Runtime: make PCI traces quieter
When the runtime PM is activated on PCI, if a device switches state
frequently (e.g. an EHCI controller with autosuspending USB devices
connected) the PCI configuration traces might be very verbose in the
kernel log. Let's guard those traces with DEBUG condition.
Acked-by: "Rafael J. Wysocki" <rjw@sisk.pl>
Signed-off-by: Vincent Palatin <vpalatin@chromium.org>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'drivers/pci/pci.c')
| -rw-r--r-- | drivers/pci/pci.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 5c5adef85bd7..54343aa5b30a 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -973,7 +973,7 @@ void pci_restore_state(struct pci_dev *dev) for (i = 15; i >= 0; i--) { pci_read_config_dword(dev, i * 4, &val); if (val != dev->saved_config_space[i]) { - dev_printk(KERN_DEBUG, &dev->dev, "restoring config " + dev_dbg(&dev->dev, "restoring config " "space at offset %#x (was %#x, writing %#x)\n", i, val, (int)dev->saved_config_space[i]); pci_write_config_dword(dev,i * 4, @@ -1542,8 +1542,7 @@ void pci_pme_active(struct pci_dev *dev, bool enable) } out: - dev_printk(KERN_DEBUG, &dev->dev, "PME# %s\n", - enable ? "enabled" : "disabled"); + dev_dbg(&dev->dev, "PME# %s\n", enable ? "enabled" : "disabled"); } /** |