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author | Krzysztof Wilczynski <kw@linux.com> | 2019-08-26 00:46:16 +0200 |
---|---|---|
committer | Bjorn Helgaas <bhelgaas@google.com> | 2019-09-05 13:26:46 -0500 |
commit | 7f1c62c443a453deb6eb3515e3c05650ffe0dcf0 (patch) | |
tree | bcdf099bdb3fc851d73c6a5dc3d3fb3188e568bf | |
parent | 244c06c3b6d86513066426c9707ee460cd845349 (diff) | |
download | linux-7f1c62c443a453deb6eb3515e3c05650ffe0dcf0.tar.gz linux-7f1c62c443a453deb6eb3515e3c05650ffe0dcf0.tar.bz2 linux-7f1c62c443a453deb6eb3515e3c05650ffe0dcf0.zip |
PCI: Add pci_info_ratelimited() to ratelimit PCI separately
Do not use printk_ratelimit() in drivers/pci/pci.c as it shares the rate
limiting state with all other callers to the printk_ratelimit().
Add pci_info_ratelimited() (similar to pci_notice_ratelimited() added in
the commit a88a7b3eb076 ("vfio: Use dev_printk() when possible")) and use
it instead of printk_ratelimit() + pci_info().
Link: https://lore.kernel.org/r/20190825224616.8021-1-kw@linux.com
Signed-off-by: Krzysztof Wilczynski <kw@linux.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
-rw-r--r-- | drivers/pci/pci.c | 4 | ||||
-rw-r--r-- | include/linux/pci.h | 3 |
2 files changed, 5 insertions, 2 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 29ed5ec1ac27..08dfb16bd084 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -890,8 +890,8 @@ static int pci_raw_set_power_state(struct pci_dev *dev, pci_power_t state) pci_read_config_word(dev, dev->pm_cap + PCI_PM_CTRL, &pmcsr); dev->current_state = (pmcsr & PCI_PM_CTRL_STATE_MASK); - if (dev->current_state != state && printk_ratelimit()) - pci_info(dev, "Refused to change power state, currently in D%d\n", + if (dev->current_state != state) + pci_info_ratelimited(dev, "Refused to change power state, currently in D%d\n", dev->current_state); /* diff --git a/include/linux/pci.h b/include/linux/pci.h index 9e700d9f9f28..f5bab312995d 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -2433,4 +2433,7 @@ void pci_uevent_ers(struct pci_dev *pdev, enum pci_ers_result err_type); #define pci_notice_ratelimited(pdev, fmt, arg...) \ dev_notice_ratelimited(&(pdev)->dev, fmt, ##arg) +#define pci_info_ratelimited(pdev, fmt, arg...) \ + dev_info_ratelimited(&(pdev)->dev, fmt, ##arg) + #endif /* LINUX_PCI_H */ |