From adf58458bcb2890efe94e5a58506c27bfecf518d Mon Sep 17 00:00:00 2001
From: "Desnes A. Nunes do Rosario" <desnesn@linux.vnet.ibm.com>
Date: Tue, 10 Apr 2018 14:51:06 -0500
Subject: [PATCH] PCI: Remove messages about reassigning resources
Git-commit: adf58458bcb2890efe94e5a58506c27bfecf518d
Patch-mainline: v4.17-rc1
References: bsc#1051510
When reassigning device resources to increase their alignment, e.g.,
because of a "pci=resource_alignment=" kernel parameter or because the
platform aligns resources to its page size, we previously emitted messages
like this:
pci 0000:00:00.0: Disabling memory decoding and releasing memory resources
pci 0000:00:00.0: disabling bridge mem windows
These messages don't convey any useful information, so remove them.
Fixes: 38274637699 ("powerpc/powernv: Override pcibios_default_alignment() to force PCI devices to be page aligned")
Signed-off-by: Desnes A. Nunes do Rosario <desnesn@linux.vnet.ibm.com>
[bhelgaas: changelog]
Signed-off-by: Bjorn Helgaas <helgaas@kernel.org>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/pci/pci.c | 1 -
drivers/pci/setup-res.c | 2 --
2 files changed, 3 deletions(-)
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -5405,7 +5405,6 @@ void pci_reassigndev_resource_alignment(
return;
}
- pci_info(dev, "Disabling memory decoding and releasing memory resources\n");
pci_read_config_word(dev, PCI_COMMAND, &command);
command &= ~PCI_COMMAND_MEMORY;
pci_write_config_word(dev, PCI_COMMAND, command);
--- a/drivers/pci/setup-res.c
+++ b/drivers/pci/setup-res.c
@@ -171,8 +171,6 @@ EXPORT_SYMBOL(pci_claim_resource);
void pci_disable_bridge_window(struct pci_dev *dev)
{
- pci_info(dev, "disabling bridge mem windows\n");
-
/* MMIO Base/Limit */
pci_write_config_dword(dev, PCI_MEMORY_BASE, 0x0000fff0);