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Update staging/src/k8s.io/dynamic-resource-allocation/deviceattribute/pci_linux.go

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Co-authored-by: Kevin Klues <klueska@gmail.com>
This commit is contained in:
Shingo Omura
2025-07-22 10:25:17 +09:00
committed by GitHub
parent ee26a5837c
commit 7f27c88d0f
1 changed files with 5 additions and 7 deletions
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12
staging/src/k8s.io/dynamic-resource-allocation/deviceattribute/pci_linux.go
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@@ -75,16 +75,14 @@ func resolveSysDevicesPath(pciBusID string) (string, error) {
// e.g. /sys/bus/pci/devices/0000:00:1f.0
sysBusPath := sysfs.bus(filepath.Join("pci", "devices", pciBusID))
targetRelative, err := os.Readlink(sysBusPath)
target, err := os.Readlink(sysBusPath)
if err != nil {
return "", fmt.Errorf("failed to read symlink for PCI Bus ID %s: %w", sysBusPath, err)
}
var targetAbs string
if filepath.IsAbs(targetRelative) {
targetAbs = targetRelative
} else {
// If the target is a relative path, we need to resolve it relative to the symlink's directory.
targetAbs = filepath.Join(filepath.Dir(sysBusPath), targetRelative)
// If the target is a relative path, we need to resolve it relative to the symlink's directory.
if !filepath.IsAbs(target) {
target = filepath.Join(filepath.Dir(sysBusPath), target)
}
// targetAbs must be /sys/devices/pci0000:01/...<intermediate PCI devices>.../0000:00:1f.0