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Date: Sat, 4 Feb 2012 22:58:08 -0800 From: Yinghai Lu <yinghai@...nel.org> To: Jesse Barnes <jbarnes@...tuousgeek.org>, Benjamin Herrenschmidt <benh@...nel.crashing.org>, Tony Luck <tony.luck@...el.com> Cc: Bjorn Helgaas <bhelgaas@...gle.com>, Dominik Brodowski <linux@...inikbrodowski.net>, Andrew Morton <akpm@...ux-foundation.org>, Linus Torvalds <torvalds@...ux-foundation.org>, Greg Kroah-Hartman <gregkh@...e.de>, linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org, Yinghai Lu <yinghai@...nel.org> Subject: [PATCH 24/24] PCI: clean up rescan_bus_bridge_resize Should only use it with bridge instead of bus. it could get new subordinate. so can not use it with reguar bus. in that case, use may need to make all children devices get removed already. Signed-off-by: Yinghai Lu <yinghai@...nel.org> --- drivers/pci/pci-sysfs.c | 7 ++----- 1 files changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index 68caf29..a3fa64e 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -337,7 +337,7 @@ dev_bridge_rescan_store(struct device *dev, struct device_attribute *attr, if (val) { mutex_lock(&pci_remove_rescan_mutex); - pci_rescan_bus(pdev->subordinate); + pci_rescan_bus_bridge_resize(pdev); mutex_unlock(&pci_remove_rescan_mutex); } return count; @@ -387,10 +387,7 @@ dev_bus_rescan_store(struct device *dev, struct device_attribute *attr, if (val) { mutex_lock(&pci_remove_rescan_mutex); - if (!pci_is_root_bus(bus) && list_empty(&bus->devices)) - pci_rescan_bus_bridge_resize(bus->self); - else - pci_rescan_bus(bus); + pci_rescan_bus(bus); mutex_unlock(&pci_remove_rescan_mutex); } return count; -- 1.7.7 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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