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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2018-05-02 23:03:12 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2018-05-03 10:43:45 +0100 |
| commit | ea491b23b2ffba069537a8216060d4d3400931a7 (patch) | |
| tree | 77e1563962b7dd8120bb61e723e2966e8e5803c6 /drivers/gpu/drm/i915/i915_request.c | |
| parent | e01569ab962145b2fb46f6240bf1f07ec3a6261a (diff) | |
| download | blackbird-op-linux-ea491b23b2ffba069537a8216060d4d3400931a7.tar.gz blackbird-op-linux-ea491b23b2ffba069537a8216060d4d3400931a7.zip | |
drm/i915: Reset the hangcheck timestamp before repeating a seqno
In the unusual circumstance where we reuse a seqno (for example, in
igt), make sure that we reset the hangcheck timestamp before it sees the
same seqno again.
References: https://bugs.freedesktop.org/show_bug.cgi?id=106215
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180502220313.6459-1-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/i915_request.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_request.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_request.c b/drivers/gpu/drm/i915/i915_request.c index 5acf869f3ca3..63bb61089be5 100644 --- a/drivers/gpu/drm/i915/i915_request.c +++ b/drivers/gpu/drm/i915/i915_request.c @@ -223,6 +223,7 @@ static int reset_all_global_seqno(struct drm_i915_private *i915, u32 seqno) if (!i915_seqno_passed(seqno, engine->timeline.seqno)) { /* Flush any waiters before we reuse the seqno */ intel_engine_disarm_breadcrumbs(engine); + intel_engine_init_hangcheck(engine); GEM_BUG_ON(!list_empty(&engine->breadcrumbs.signals)); } |
