5.4-stable review patch. If anyone has any objections, please let me know.
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From: Aric Cyr aric.cyr@amd.com
[ Upstream commit 14d68acfd04b39f34eea7bea65dda652e6db5bf6 ]
[Why] Nanosec stats can overflow on long running systems potentially causing statistic logging issues.
[How] Use 64bit types for nanosec stats to ensure no overflow.
Reviewed-by: Rodrigo Siqueira Rodrigo.Siqueira@amd.com Tested-by: Daniel Wheeler daniel.wheeler@amd.com Signed-off-by: Aric Cyr aric.cyr@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/amd/display/modules/inc/mod_stats.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/modules/inc/mod_stats.h b/drivers/gpu/drm/amd/display/modules/inc/mod_stats.h index 3812094b52e8f..88b312c3eb43a 100644 --- a/drivers/gpu/drm/amd/display/modules/inc/mod_stats.h +++ b/drivers/gpu/drm/amd/display/modules/inc/mod_stats.h @@ -51,10 +51,10 @@ void mod_stats_update_event(struct mod_stats *mod_stats, unsigned int length);
void mod_stats_update_flip(struct mod_stats *mod_stats, - unsigned long timestamp_in_ns); + unsigned long long timestamp_in_ns);
void mod_stats_update_vupdate(struct mod_stats *mod_stats, - unsigned long timestamp_in_ns); + unsigned long long timestamp_in_ns);
void mod_stats_update_freesync(struct mod_stats *mod_stats, unsigned int v_total_min,