From: Sasha Levin <sashal@kernel.org>
To: stable@vger.kernel.org
Cc: Natalie Vock <natalie.vock@gmx.de>,
Alex Deucher <alexander.deucher@amd.com>,
Sasha Levin <sashal@kernel.org>
Subject: [PATCH 6.12.y] drm/amd/display: Use GFP_ATOMIC in dc_create_stream_for_sink
Date: Mon, 9 Mar 2026 10:03:17 -0400 [thread overview]
Message-ID: <20260309140317.1076863-1-sashal@kernel.org> (raw)
In-Reply-To: <2026030946-pusher-booted-ffde@gregkh>
From: Natalie Vock <natalie.vock@gmx.de>
[ Upstream commit 28dfe4317541e57fe52f9a290394cd29c348228b ]
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>
(cherry picked from commit b42dae2ebc5c84a68de63ec4ffdfec49362d53f1)
Cc: stable@vger.kernel.org
[ Context ]
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/gpu/drm/amd/display/dc/core/dc_stream.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
index 85fb028b5d437..0a0e485078952 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
@@ -167,7 +167,7 @@ struct dc_stream_state *dc_create_stream_for_sink(
if (sink == NULL)
return NULL;
- stream = kzalloc(sizeof(struct dc_stream_state), GFP_KERNEL);
+ stream = kzalloc(sizeof(struct dc_stream_state), GFP_ATOMIC);
if (stream == NULL)
goto alloc_fail;
--
2.51.0
prev parent reply other threads:[~2026-03-09 14:03 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-09 10:24 FAILED: patch "[PATCH] drm/amd/display: Use GFP_ATOMIC in dc_create_stream_for_sink" failed to apply to 6.12-stable tree gregkh
2026-03-09 14:03 ` Sasha Levin [this message]
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