From: Ville Syrjälä Date: Wed, 27 Nov 2024 06:11:14 +0000 (+0200) Subject: drm/i915: Don't reuse commit_work for the cleanup X-Git-Tag: block-6.14-20240131~40^2~12^2~47 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=0768530b7c5bedd9b967c87e2f85ab982ae29b9b;p=linux-block.git drm/i915: Don't reuse commit_work for the cleanup Currently we reuse the commit_work for a later cleanup step. Let's not do that so that atomic ioctl handler won't accidentally wait for the cleanup work when it really wants to just wait on the commit_tail() part. We'll just add another work struct for the cleanup. Cc: Brian Geffon Cc: Vidya Srinivas Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241127061117.25622-2-ville.syrjala@linux.intel.com Reviewed-by: Vidya Srinivas Tested-by: Vidya Srinivas --- diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 9db255bb1230..5260f6eafaf8 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -7581,7 +7581,7 @@ static void intel_atomic_dsb_cleanup(struct intel_crtc_state *crtc_state) static void intel_atomic_cleanup_work(struct work_struct *work) { struct intel_atomic_state *state = - container_of(work, struct intel_atomic_state, base.commit_work); + container_of(work, struct intel_atomic_state, cleanup_work); struct drm_i915_private *i915 = to_i915(state->base.dev); struct intel_crtc_state *old_crtc_state; struct intel_crtc *crtc; @@ -7936,8 +7936,8 @@ static void intel_atomic_commit_tail(struct intel_atomic_state *state) * schedule point (cond_resched()) here anyway to keep latencies * down. */ - INIT_WORK(&state->base.commit_work, intel_atomic_cleanup_work); - queue_work(system_highpri_wq, &state->base.commit_work); + INIT_WORK(&state->cleanup_work, intel_atomic_cleanup_work); + queue_work(system_highpri_wq, &state->cleanup_work); } static void intel_atomic_commit_work(struct work_struct *work) diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index 339e4b0f7698..d7ce8f01645b 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -587,6 +587,8 @@ struct intel_atomic_state { bool skip_intermediate_wm; bool rps_interactive; + + struct work_struct cleanup_work; }; struct intel_plane_state {