Re: [PATCH v1 2/4] iommufd/selftest: Add invalidation entry_num and entry_len boundary tests

From: Baolu Lu

Date: Tue Jun 09 2026 - 23:20:56 EST


On 6/4/26 05:26, Nicolin Chen wrote:
Test that the cache invalidation ioctl rejects an oversized entry_len and
an oversized entry_num, covering the CPU soft-lockup paths the caps close.

Assisted-by:Claude:claude-opus-4-8
Signed-off-by: Nicolin Chen<nicolinc@xxxxxxxxxx>
---
tools/testing/selftests/iommu/iommufd.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)

Reviewed-by: Lu Baolu <baolu.lu@xxxxxxxxxxxxxxx>