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drm/amd/display: Use GFP_ATOMIC in dc_create_stream_for_sink

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This can be called while preemption is disabled, for example by
dcn32_internal_validate_bw which is called with the FPU active.

Fixes "BUG: scheduling while atomic" messages I encounter on my Navi31
machine.

Signed-off-by: Natalie Vock <natalie.vock@gmx.de>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Natalie Vock
2026-02-23 12:45:37 +01:00
committed by Alex Deucher
parent fcec012c66
commit b42dae2ebc
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/amd/display/dc/core/dc_stream.c
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@@ -170,11 +170,11 @@ struct dc_stream_state *dc_create_stream_for_sink(
if (sink == NULL)
goto fail;
stream = kzalloc_obj(struct dc_stream_state);
stream = kzalloc_obj(struct dc_stream_state, GFP_ATOMIC);
if (stream == NULL)
goto fail;
stream->update_scratch = kzalloc((int32_t) dc_update_scratch_space_size(), GFP_KERNEL);
stream->update_scratch = kzalloc((int32_t) dc_update_scratch_space_size(), GFP_ATOMIC);
if (stream->update_scratch == NULL)
goto fail;