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| author |   Chris Wilson <chris@chris-wilson.co.uk> | 2019-05-28 10:29:56 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2019-05-28 12:45:29 +0100 |
| commit | c017cf6b1a5c7a218f7171bb8061132d9a23a918 (patch) | |
| tree | d737d3da7177c8e68bf3b68e8b5372ce1b5bd97e /drivers/gpu/drm/i915/gt/selftest_workarounds.c | |
| parent | drm/i915: Rename intel_context.active to .inflight (diff) | |
| download | linux-dev-c017cf6b1a5c7a218f7171bb8061132d9a23a918.tar.xz linux-dev-c017cf6b1a5c7a218f7171bb8061132d9a23a918.zip | |
drm/i915: Drop the deferred active reference
An old optimisation to reduce the number of atomics per batch sadly
relies on struct_mutex for coordination. In order to remove struct_mutex
from serialising object/context closing, always taking and releasing an
active reference on first use / last use greatly simplifies the locking.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190528092956.14910-15-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/gt/selftest_workarounds.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/selftest_workarounds.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/gt/selftest_workarounds.c b/drivers/gpu/drm/i915/gt/selftest_workarounds.c index 38a69acf60ae..2cb1519fde42 100644 --- a/drivers/gpu/drm/i915/gt/selftest_workarounds.c +++ b/drivers/gpu/drm/i915/gt/selftest_workarounds.c @@ -142,9 +142,6 @@ read_nonprivs(struct i915_gem_context *ctx, struct intel_engine_cs *engine) } intel_ring_advance(rq, cs); - i915_gem_object_get(result); - i915_gem_object_set_active_reference(result); - i915_request_add(rq); i915_vma_unpin(vma); |