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| author |   Lu Baolu <baolu.lu@linux.intel.com> | 2022-07-12 08:08:55 +0800 |
|---|---|---|
| committer |   Joerg Roedel <jroedel@suse.de> | 2022-07-15 10:21:35 +0200 |
| commit | 2e1c8dafb8c2c459baa5aef5b338c15edd9b9b5b (patch) | |
| tree | 946fe8d79d344ae29e9f30d64d2a27223e025e41 /tools/perf/scripts/python/stackcollapse.py | |
| parent | iommu/vt-d: Use pci_get_domain_bus_and_slot() in pgtable_walk() (diff) | |
| download | wireguard-linux-2e1c8dafb8c2c459baa5aef5b338c15edd9b9b5b.tar.xz wireguard-linux-2e1c8dafb8c2c459baa5aef5b338c15edd9b9b5b.zip | |
iommu/vt-d: Unnecessary spinlock for root table alloc and free
The IOMMU root table is allocated and freed in the IOMMU initialization
code in static boot or hot-remove paths. There's no need for a spinlock.
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Link: https://lore.kernel.org/r/20220706025524.2904370-5-baolu.lu@linux.intel.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
0 files changed, 0 insertions, 0 deletions