RE: [PATCH v1 5/5] iommu/vt-d: Convert nested cache invalidation to the core array loop
From: "Tian, Kevin" <kevin.tian@intel.com>
Date: 2026-07-03 06:31:45
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linux-iommu, lkml
From: Nicolin Chen <redacted> Sent: Tuesday, June 30, 2026 5:16 AM + /* + * The core re-invokes this op for the remaining requests, so handle one + * request per call. A zero-length array only probes the type, validated + * above. + */ + if (!array->entry_num) + goto out;
ditto. just return 0 here. Reviewed-by: Kevin Tian <kevin.tian@intel.com>