From: Yinghai Lu <yinghai@kernel.org>
To: Bjorn Helgaas <bhelgaas@google.com>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Tony Luck <tony.luck@intel.com>,
David Miller <davem@davemloft.net>, x86 <x86@kernel.org>
Cc: Dominik Brodowski <linux@dominikbrodowski.net>,
Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arch@vger.kernel.org, Yinghai Lu <yinghai@kernel.org>
Subject: [PATCH -v12 06/15] PCI: Add pci_bus_replace_busn_res()
Date: Tue, 26 Jun 2012 11:54:00 -0700 [thread overview]
Message-ID: <1340736849-14875-7-git-send-email-yinghai@kernel.org> (raw)
In-Reply-To: <1340736849-14875-1-git-send-email-yinghai@kernel.org>
It will use replace_resource to put bus's busn_res in the resource tree.
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
---
drivers/pci/probe.c | 15 +++++++++++++++
1 files changed, 15 insertions(+), 0 deletions(-)
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 75bca6f..7498502 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -660,6 +660,21 @@ static struct pci_bus *pci_alloc_child_bus(struct pci_bus *parent,
return child;
}
+static void pci_bus_replace_busn_res(struct pci_bus *b,
+ struct resource *busn_res)
+{
+ struct resource *res = &b->busn_res;
+
+ /* busn_res must be registered already*/
+ if (!busn_res->parent)
+ return;
+
+ replace_resource(busn_res, res);
+
+ dev_printk(KERN_DEBUG, &b->dev, "busn_res: %pR is updated under %pR\n",
+ res, res->parent);
+}
+
struct pci_bus *__ref pci_add_new_bus(struct pci_bus *parent, struct pci_dev *dev, int busnr)
{
struct pci_bus *child;
--
1.7.7
next prev parent reply other threads:[~2012-06-26 18:55 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-26 18:53 [PATCH -v12 00/15] PCI: allocate pci bus num range for unassigned bridge busn Yinghai Lu
2012-06-26 18:53 ` [PATCH -v12 01/15] resources: Split out __allocate_resource() Yinghai Lu
2012-06-26 19:01 ` Linus Torvalds
2012-06-26 20:33 ` Yinghai Lu
2012-06-26 20:43 ` Linus Torvalds
2012-06-26 18:53 ` [PATCH -v12 02/15] resources: Add probe_resource() Yinghai Lu
2012-06-26 22:07 ` Yinghai Lu
2012-08-28 16:09 ` Yinghai Lu
2012-08-28 17:05 ` Linus Torvalds
2012-08-29 0:10 ` Linus Torvalds
2012-08-29 10:14 ` Ram Pai
2012-08-29 16:02 ` Yinghai Lu
2012-08-29 15:57 ` Yinghai Lu
2012-08-29 17:36 ` Yinghai Lu
2012-08-31 0:40 ` Bjorn Helgaas
2012-06-26 18:53 ` [PATCH -v12 03/15] resources: Replace registered resource in tree Yinghai Lu
2012-06-26 18:53 ` [PATCH -v12 04/15] PCI: Add pci_bus_extend/shrink_top() Yinghai Lu
2012-06-26 18:53 ` [PATCH -v12 05/15] PCI: Probe safe range that we can use for unassigned bridge Yinghai Lu
2012-06-26 18:54 ` Yinghai Lu [this message]
2012-06-26 18:54 ` [PATCH -v12 07/15] PCI: Allocate bus range instead of use max blindly Yinghai Lu
2012-06-26 18:54 ` [PATCH -v12 08/15] PCI: Strict checking of valid range for bridge Yinghai Lu
2012-06-26 18:54 ` [PATCH -v12 09/15] PCI: Kill pci_fixup_parent_subordinate_busnr() Yinghai Lu
2012-06-26 18:54 ` [PATCH -v12 10/15] PCI: Seperate child bus scanning to two passes overall Yinghai Lu
2012-06-26 18:54 ` [PATCH -v12 11/15] pcmcia: Remove workaround for fixing pci parent bus subordinate Yinghai Lu
2012-06-26 18:54 ` [PATCH -v12 12/15] PCI: Double checking setting for bus register and bus struct Yinghai Lu
2012-06-26 18:54 ` [PATCH -v12 13/15] PCI, pciehp: Remove not needed bus number range checking Yinghai Lu
2012-06-26 18:54 ` [PATCH -v12 14/15] PCI: More strict checking of valid range for bridge Yinghai Lu
2012-06-26 18:54 ` [PATCH -v12 15/15] PCI: Don't shrink too much for hotplug bridge Yinghai Lu
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