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authorMike Travis <travis@sgi.com>2008-09-06 16:46:42 +0400
committerJesse Barnes <jbarnes@virtuousgeek.org>2008-10-20 21:53:51 +0400
commit93ff68a55aa92180a765d6c51c3303f6200167a6 (patch)
treede921ce10f9cab4ea7a40651a99651b6f1d2b8b9
parent5993760f7fc75b77e4701f1e56dc84c0d6cf18d5 (diff)
downloadlinux-93ff68a55aa92180a765d6c51c3303f6200167a6.tar.xz
PCI: make CPU list affinity visible
Stephen Hemminger wrote: > Looks like Mike created cpulistaffinty in sysfs but never completed > the job. This patch hooks things up correctly, taking care to remove the new file when the bus is destroyed. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: Mike Travis <travis@sgi.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
-rw-r--r--drivers/pci/bus.c7
-rw-r--r--drivers/pci/pci.h1
-rw-r--r--drivers/pci/remove.c1
3 files changed, 9 insertions, 0 deletions
diff --git a/drivers/pci/bus.c b/drivers/pci/bus.c
index 529d9d7727b0..999cc4088b59 100644
--- a/drivers/pci/bus.c
+++ b/drivers/pci/bus.c
@@ -151,6 +151,13 @@ void pci_bus_add_devices(struct pci_bus *bus)
if (retval)
dev_err(&dev->dev, "Error creating cpuaffinity"
" file, continuing...\n");
+
+ retval = device_create_file(&child_bus->dev,
+ &dev_attr_cpulistaffinity);
+ if (retval)
+ dev_err(&dev->dev,
+ "Error creating cpulistaffinity"
+ " file, continuing...\n");
}
}
}
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index d807cd786f20..4723b12fb39a 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -109,6 +109,7 @@ static inline int pci_no_d1d2(struct pci_dev *dev)
extern int pcie_mch_quirk;
extern struct device_attribute pci_dev_attrs[];
extern struct device_attribute dev_attr_cpuaffinity;
+extern struct device_attribute dev_attr_cpulistaffinity;
/**
* pci_match_one_device - Tell if a PCI device structure has a matching
diff --git a/drivers/pci/remove.c b/drivers/pci/remove.c
index bdc2a44d68e1..f94f6d5ae297 100644
--- a/drivers/pci/remove.c
+++ b/drivers/pci/remove.c
@@ -73,6 +73,7 @@ void pci_remove_bus(struct pci_bus *pci_bus)
up_write(&pci_bus_sem);
pci_remove_legacy_files(pci_bus);
device_remove_file(&pci_bus->dev, &dev_attr_cpuaffinity);
+ device_remove_file(&pci_bus->dev, &dev_attr_cpulistaffinity);
device_unregister(&pci_bus->dev);
}
EXPORT_SYMBOL(pci_remove_bus);