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| author | Chris Wilson <[email protected]> | 2015-07-15 08:50:42 +0000 |
|---|---|---|
| committer | Daniel Vetter <[email protected]> | 2015-07-29 08:22:18 +0000 |
| commit | ee0a227b7ac6e75f28e10269f81c7ec6eb600952 (patch) | |
| tree | ebc6781b38245103564217e51a1453249306b233 /tools/perf/scripts/python/event_analyzing_sample.py | |
| parent | Linux 4.2-rc4 (diff) | |
| download | kernel-ee0a227b7ac6e75f28e10269f81c7ec6eb600952.tar.gz kernel-ee0a227b7ac6e75f28e10269f81c7ec6eb600952.zip | |
drm/i915: Replace WARN inside I915_READ64_2x32 with retry loop
Since we may conceivably encounter situations where the upper part of the
64bit register changes between reads, for example when a timestamp
counter overflows, change the WARN into a retry loop.
Signed-off-by: Chris Wilson <[email protected]>
Cc: Michał Winiarski <[email protected]>
Cc: [email protected]
Signed-off-by: Daniel Vetter <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/event_analyzing_sample.py')
0 files changed, 0 insertions, 0 deletions