Open-IOV vGPU-IO: host-side GSP emulation for unmodified NVIDIA guest drivers https://git.vgpu.io/open-iov.git/atom?h=master 2026-10-08T15:53:20+00:00 2026-10-08T15:53:20+00:00 Arthur Hanson Rasmusson arthur@vgpu.io 2026-10-08T15:53:20+00:00 urn:sha1:2ee4fe8f43b0dc3e080c91931eadade1fd636c27 Sweep of the 155 tracked C/Python/shell files under userspace/ (excluding the MIT-licensed vendored userspace/extern/), tools/ and scripts/ that had no per-file license identifier. Each gains the minimal two-line header in the area's existing form: 'SPDX-License-Identifier: BSD-3-Clause' plus 'Copyright (c) 2026 Open-IOV contributors'; shebang and coding lines stay first. No other content touched. kernel/** is deliberately out of scope (recorded as a follow-up in CODESTD-REPORT-2026-10-08.md): its SPDX coverage and MODULE_LICENSE normalization need their own GPL-2.0 pass. 2026-09-25T05:48:37+00:00 Arthur Hanson Rasmusson arthur@vgpu.io 2026-09-25T05:48:37+00:00 urn:sha1:6fdbe6219f540f23070949648d09c9fd86029d79 - Add expected_sem_payload tracking to svc_channel for CE channels - Implement svc_rescue_push_page() to scan guest RAM for push with expected semaphore release when VA translation fails - Add svc_init_expected_payload() to initialize expected payload from pool - Add rate-limited logging of distinct stalled VAs (svc_log_stalled_va) - Advance expected_sem_payload on successful push decode - Pushes SEMA_MAP_MAX to 65536, SVC_PIN_SLOTS to 32768 for scale