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Message-ID: <20221209205131.GA1726524@bhelgaas>
Date: Fri, 9 Dec 2022 14:51:31 -0600
From: Bjorn Helgaas <helgaas@...nel.org>
To: Andy Shevchenko <andriy.shevchenko@...el.com>
Cc: linux-pci@...r.kernel.org, Hans de Goede <hdegoede@...hat.com>,
Florent DELAHAYE <kernelorg@...ead.fr>,
Konrad J Hambrick <kjhambrick@...il.com>,
Matt Hansen <2lprbe78@...k.com>,
Benoit Grégoire <benoitg@...us.ca>,
Nicholas Johnson <nicholas.johnson-opensource@...look.com.au>,
Mika Westerberg <mika.westerberg@...ux.intel.com>,
Werner Sembach <wse@...edocomputers.com>,
mumblingdrunkard@...tonmail.com, linux-kernel@...r.kernel.org,
Bjorn Helgaas <bhelgaas@...gle.com>
Subject: Re: [PATCH v2 4/4] x86/PCI: Fix log message typo
On Fri, Dec 09, 2022 at 08:43:06PM +0200, Andy Shevchenko wrote:
> On Thu, Dec 08, 2022 at 01:03:41PM -0600, Bjorn Helgaas wrote:
> > From: Bjorn Helgaas <bhelgaas@...gle.com>
> >
> > Add missing word in the log message:
> >
> > - ... so future kernels can this automatically
> > + ... so future kernels can do this automatically
>
> ...
>
> > printk(KERN_INFO "PCI: %s E820 reservations for host bridge windows\n",
> > pci_use_e820 ? "Using" : "Ignoring");
> > if (pci_probe & (PCI_NO_E820 | PCI_USE_E820))
> > - printk(KERN_INFO "PCI: Please notify linux-pci@...r.kernel.org so future kernels can this automatically\n");
> > + printk(KERN_INFO "PCI: Please notify linux-pci@...r.kernel.org so future kernels can do this automatically\n");
>
> Wondering if we can change printk(KERN_LVL) to pr_lvl() in this file.
Sure! How about this?
commit 7058cdb558d5 ("x86/PCI: Use pr_info() when possible")
Author: Bjorn Helgaas <bhelgaas@...gle.com>
Date: Fri Dec 9 14:41:27 2022 -0600
x86/PCI: Use pr_info() when possible
Use pr_info() and similar when possible. No functional change intended.
Suggested-by: Andy Shevchenko <andriy.shevchenko@...el.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@...gle.com>
diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c
index 83dfea9e9894..ea2eb2ec90e2 100644
--- a/arch/x86/pci/acpi.c
+++ b/arch/x86/pci/acpi.c
@@ -1,4 +1,7 @@
// SPDX-License-Identifier: GPL-2.0
+
+#define pr_fmt(fmt) "PCI: " fmt
+
#include <linux/pci.h>
#include <linux/acpi.h>
#include <linux/init.h>
@@ -37,15 +40,15 @@ static int __init set_nouse_crs(const struct dmi_system_id *id)
static int __init set_ignore_seg(const struct dmi_system_id *id)
{
- printk(KERN_INFO "PCI: %s detected: ignoring ACPI _SEG\n", id->ident);
+ pr_info("%s detected: ignoring ACPI _SEG\n", id->ident);
pci_ignore_seg = true;
return 0;
}
static int __init set_no_e820(const struct dmi_system_id *id)
{
- printk(KERN_INFO "PCI: %s detected: not clipping E820 regions from _CRS\n",
- id->ident);
+ pr_info("%s detected: not clipping E820 regions from _CRS\n",
+ id->ident);
pci_use_e820 = false;
return 0;
}
@@ -231,10 +234,9 @@ void __init pci_acpi_crs_quirks(void)
else if (pci_probe & PCI_USE__CRS)
pci_use_crs = true;
- printk(KERN_INFO "PCI: %s host bridge windows from ACPI; "
- "if necessary, use \"pci=%s\" and report a bug\n",
- pci_use_crs ? "Using" : "Ignoring",
- pci_use_crs ? "nocrs" : "use_crs");
+ pr_info("%s host bridge windows from ACPI; if necessary, use \"pci=%s\" and report a bug\n",
+ pci_use_crs ? "Using" : "Ignoring",
+ pci_use_crs ? "nocrs" : "use_crs");
/* "pci=use_e820"/"pci=no_e820" on the kernel cmdline takes precedence */
if (pci_probe & PCI_NO_E820)
@@ -242,19 +244,17 @@ void __init pci_acpi_crs_quirks(void)
else if (pci_probe & PCI_USE_E820)
pci_use_e820 = true;
- printk(KERN_INFO "PCI: %s E820 reservations for host bridge windows\n",
- pci_use_e820 ? "Using" : "Ignoring");
+ pr_info("%s E820 reservations for host bridge windows\n",
+ pci_use_e820 ? "Using" : "Ignoring");
if (pci_probe & (PCI_NO_E820 | PCI_USE_E820))
- printk(KERN_INFO "PCI: Please notify linux-pci@...r.kernel.org so future kernels can do this automatically\n");
+ pr_info("Please notify linux-pci@...r.kernel.org so future kernels can do this automatically\n");
}
#ifdef CONFIG_PCI_MMCONFIG
static int check_segment(u16 seg, struct device *dev, char *estr)
{
if (seg) {
- dev_err(dev,
- "%s can't access PCI configuration "
- "space under this host bridge.\n",
+ dev_err(dev, "%s can't access configuration space under this host bridge\n",
estr);
return -EIO;
}
@@ -264,9 +264,7 @@ static int check_segment(u16 seg, struct device *dev, char *estr)
* just can't access extended configuration space of
* devices under this host bridge.
*/
- dev_warn(dev,
- "%s can't access extended PCI configuration "
- "space under this bridge.\n",
+ dev_warn(dev, "%s can't access extended configuration space under this bridge\n",
estr);
return 0;
@@ -421,9 +419,8 @@ struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root)
root->segment = domain = 0;
if (domain && !pci_domains_supported) {
- printk(KERN_WARNING "pci_bus %04x:%02x: "
- "ignored (multiple domains not supported)\n",
- domain, busnum);
+ pr_warn("pci_bus %04x:%02x: ignored (multiple domains not supported)\n",
+ domain, busnum);
return NULL;
}
@@ -491,7 +488,7 @@ int __init pci_acpi_init(void)
if (acpi_noirq)
return -ENODEV;
- printk(KERN_INFO "PCI: Using ACPI for IRQ routing\n");
+ pr_info("Using ACPI for IRQ routing\n");
acpi_irq_penalty_init();
pcibios_enable_irq = acpi_pci_irq_enable;
pcibios_disable_irq = acpi_pci_irq_disable;
@@ -503,7 +500,7 @@ int __init pci_acpi_init(void)
* also do it here in case there are still broken drivers that
* don't use pci_enable_device().
*/
- printk(KERN_INFO "PCI: Routing PCI interrupts for all devices because \"pci=routeirq\" specified\n");
+ pr_info("Routing PCI interrupts for all devices because \"pci=routeirq\" specified\n");
for_each_pci_dev(dev)
acpi_pci_irq_enable(dev);
}
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