linux-kernel - [PATCH -v2] x86/pci: print ioh resources only

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Message-ID: <4B61E116.6050208@kernel.org>
Date:	Thu, 28 Jan 2010 11:10:14 -0800
From:	Yinghai Lu <yinghai@...nel.org>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
CC:	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Jeff Garrett <jeff@...rrett.org>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	Bjorn Helgaas <bjorn.helgaas@...com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Kernel Testers List <kernel-testers@...r.kernel.org>,
	Linux PCI <linux-pci@...r.kernel.org>,
	Myron Stowe <myron.stowe@...com>,
	Matthew Garrett <mjg59@...f.ucam.org>,
	Ingo Molnar <mingo@...e.hu>
Subject: [PATCH -v2] x86/pci: print ioh resources only


don't use them for peer pci root bus resource yet.
so could cross check _CRS results

-v2: dont put info struct in stack according to Linus.
     because that is kbytes big

Signed-off-by: Yinghai Lu <yinghai@...nel.org>

---
 arch/x86/pci/intel_bus.c |    8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

Index: linux-2.6/arch/x86/pci/intel_bus.c
===================================================================
--- linux-2.6.orig/arch/x86/pci/intel_bus.c
+++ linux-2.6/arch/x86/pci/intel_bus.c
@@ -53,13 +53,9 @@ static void __devinit pci_root_bus_res(s
 	if (dev->cfg_size < 0x120)
 		return;
 
-	if (pci_root_num >= PCI_ROOT_NR) {
-		printk(KERN_DEBUG "intel_bus.c: PCI_ROOT_NR is too small\n");
+	info = kmalloc(sizeof(struct pci_root_info), GFP_KERNEL);
+	if (!info)
 		return;
-	}
-
-	info = &pci_root_info[pci_root_num];
-	pci_root_num++;
 
 	pci_read_config_word(dev, IOH_LCFGBUS, &word);
 	bus_base = (word & 0xff);
--
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