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ec154bf56b
The notifier function will take the dmar_global_lock too, so lockdep complains about inverse locking order when the notifier is registered under the dmar_global_lock. Reported-by: Jan Kiszka <jan.kiszka@siemens.com> Fixes: 59ce0515cdaf ('iommu/vt-d: Update DRHD/RMRR/ATSR device scope caches when PCI hotplug happens') Signed-off-by: Joerg Roedel <jroedel@suse.de>