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| author | Arthur Hanson Rasmusson <arthur@vgpu.io> | 2026-09-30 05:23:28 -0400 |
|---|---|---|
| committer | Arthur Hanson Rasmusson <arthur@vgpu.io> | 2026-09-30 05:23:28 -0400 |
| commit | 6c7b38061e26baba05d116dda482a6b557cd38e7 (patch) | |
| tree | 9ffa0b29675f4085159bd3933f5caac0fedb8a13 /kernel/gsp_sema_service.h | |
| parent | 85113f53848b1d1ae577967fff540d6406346ff2 (diff) | |
| download | open-iov-6c7b38061e26baba05d116dda482a6b557cd38e7.tar.gz open-iov-6c7b38061e26baba05d116dda482a6b557cd38e7.zip | |
sema-svc: sema_copy_watch (size-keyed src/dst byte audit for the CE data path)
Diffstat (limited to 'kernel/gsp_sema_service.h')
| -rw-r--r-- | kernel/gsp_sema_service.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/gsp_sema_service.h b/kernel/gsp_sema_service.h index 7eb7382..67d138d 100644 --- a/kernel/gsp_sema_service.h +++ b/kernel/gsp_sema_service.h @@ -91,6 +91,12 @@ extern bool gsp_sema_skip_ops; extern unsigned gsp_sema_ops_log; /* + * Data-path watch: for copies of exactly this many bytes, log the first 8 + * source/destination bytes before the copy (0 = off). + */ +extern unsigned gsp_sema_copy_watch; + +/* * Grace window (ms) an untranslatable GR GPFIFO entry is left pending before * the pump consumes it as stale. The GR push pages are pinned from guest * truth a moment after the channels appear; the window lets those pins land |