This can be called in atomic context. Should fix:
BUG: sleeping function called from invalid context at
include/linux/sched/mm.h:306
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 449, name: kworker/u64:8
preempt_count: 2, expected: 0
RCU nest depth: 0, expected: 0
Preemption disabled at:
ffffffffc0ce1580>] dc_fpu_begin+0x30/0xd0 [amdgpu]
CPU: 5 PID: 449 Comm: kworker/u64:8 Tainted: G W 6.8.0+ #35
Hardware name: System manufacturer System Product Name/ROG STRIX X570-E GAMING
WIFI II, BIOS 4204 02/24/2022
Workqueue: events_unbound async_run_entry_fn
Fixes: 88c61827cedc ("drm/amd/display: dynamically allocate
dml2_configuration_options structures")
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
Cc: George Zhang <george.zh...@amd.com>
Cc: Arnd Bergmann <a...@arndb.de>
Cc: harry.wentl...@amd.com
Cc: sunpeng...@amd.com
Cc: rodrigo.sique...@amd.com
---
drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_resource.c | 2 +-
.../gpu/drm/amd/display/dc/resource/dcn321/dcn321_resource.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_resource.c
b/drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_resource.c
index 0f11d7c8791c..3fe0d5334145 100644
--- a/drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_resource.c
@@ -2009,7 +2009,7 @@ static void dcn32_update_bw_bounding_box(struct dc *dc,
struct clk_bw_params *bw
{
struct dml2_configuration_options *dml2_opt;
- dml2_opt = kmemdup(&dc->dml2_options, sizeof(dc->dml2_options),
GFP_KERNEL);
+ dml2_opt = kmemdup(&dc->dml2_options, sizeof(dc->dml2_options),
GFP_ATOMIC);
if (!dml2_opt)
return;
diff --git a/drivers/gpu/drm/amd/display/dc/resource/dcn321/dcn321_resource.c
b/drivers/gpu/drm/amd/display/dc/resource/dcn321/dcn321_resource.c
index 07ca6f58447d..a61cf5741275 100644
--- a/drivers/gpu/drm/amd/display/dc/resource/dcn321/dcn321_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/resource/dcn321/dcn321_resource.c
@@ -1583,7 +1583,7 @@ static void dcn321_update_bw_bounding_box(struct dc *dc,
struct clk_bw_params *b
{
struct dml2_configuration_options *dml2_opt;
- dml2_opt = kmemdup(&dc->dml2_options, sizeof(dc->dml2_options),
GFP_KERNEL);
+ dml2_opt = kmemdup(&dc->dml2_options, sizeof(dc->dml2_options),
GFP_ATOMIC);
if (!dml2_opt)
return;
--
2.45.1
