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| author | Arthur Hanson Rasmusson <arthur@vgpu.io> | 2026-09-29 15:42:58 -0400 |
|---|---|---|
| committer | Arthur Hanson Rasmusson <arthur@vgpu.io> | 2026-09-29 15:42:58 -0400 |
| commit | 32446284021c44f46767ebffd1c64ffddfed1ed3 (patch) | |
| tree | 6b29f31556a3477906c570f7e8d2f3394268d0c5 /tools/guest-diag/guest_pin_stream.py | |
| parent | 5757095befda5982e90b3a3af78b57c339e9ab53 (diff) | |
| download | open-iov-32446284021c44f46767ebffd1c64ffddfed1ed3.tar.gz open-iov-32446284021c44f46767ebffd1c64ffddfed1ed3.zip | |
guest-diag: scan 512KB per 2MB region and start window at 0x200000000 (cover GR GPFIFO rings)
Diffstat (limited to 'tools/guest-diag/guest_pin_stream.py')
| -rw-r--r-- | tools/guest-diag/guest_pin_stream.py | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/tools/guest-diag/guest_pin_stream.py b/tools/guest-diag/guest_pin_stream.py index 1ff0d3f..8d0b34d 100644 --- a/tools/guest-diag/guest_pin_stream.py +++ b/tools/guest-diag/guest_pin_stream.py @@ -25,7 +25,10 @@ PAMAX = int(sys.argv[5], 16) if len(sys.argv) > 5 else 0x180000000 INTERVAL = float(os.environ.get("STREAM_INTERVAL", "0.25")) BATCH = 4096 REGION = 0x200000 -SPAN = int(os.environ.get("STREAM_SPAN", "0x10000"), 16) +# The GR GPFIFO rings sit at 0x20020c000 + 0x3000*rank (region offset 0xc000 +# ..0x45000) and the per-channel push allocations follow; 512 KB per 2 MB +# region covers both without scanning holes that hold nothing. +SPAN = int(os.environ.get("STREAM_SPAN", "0x80000"), 16) TRACE = ("/sys/kernel/tracing/trace" if os.path.exists("/sys/kernel/tracing/trace") else "/sys/kernel/debug/tracing/trace") |