linux-kernel - [PATCH 11/15] drm/msm: cleanup: drm_modeset_lock_all() --> DRM_MODESET_LOCK_ALL

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20210916211552.33490-12-greenfoo@u92.eu>
Date:   Thu, 16 Sep 2021 23:15:48 +0200
From:   Fernando Ramos <greenfoo@....eu>
To:     dri-devel@...ts.freedesktop.org
Cc:     linux-kernel@...r.kernel.org, sean@...rly.run,
        linux-doc@...r.kernel.org, amd-gfx@...ts.freedesktop.org,
        intel-gfx@...ts.freedesktop.org, linux-arm-msm@...r.kernel.org,
        freedreno@...ts.freedesktop.org, nouveau@...ts.freedesktop.org,
        linux-renesas-soc@...r.kernel.org, linux-tegra@...r.kernel.org
Subject: [PATCH 11/15] drm/msm: cleanup: drm_modeset_lock_all() --> DRM_MODESET_LOCK_ALL_BEGIN()

As requested in Documentation/gpu/todo.rst, replace driver calls to
drm_modeset_lock_all() with DRM_MODESET_LOCK_ALL_BEGIN() and
DRM_MODESET_LOCK_ALL_END()

Signed-off-by: Fernando Ramos <greenfoo@....eu>
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
index 768012243b44..4cbc79eaee17 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
@@ -1172,14 +1172,16 @@ static int _dpu_debugfs_status_show(struct seq_file *s, void *data)
 	struct drm_display_mode *mode;
 	struct drm_framebuffer *fb;
 	struct drm_plane_state *state;
+	struct drm_modeset_acquire_ctx ctx;
 	struct dpu_crtc_state *cstate;
 
 	int i, out_width;
+	int ret;
 
 	dpu_crtc = s->private;
 	crtc = &dpu_crtc->base;
 
-	drm_modeset_lock_all(crtc->dev);
+	DRM_MODESET_LOCK_ALL_BEGIN(crtc->dev, ctx, 0, ret);
 	cstate = to_dpu_crtc_state(crtc->state);
 
 	mode = &crtc->state->adjusted_mode;
@@ -1263,7 +1265,7 @@ static int _dpu_debugfs_status_show(struct seq_file *s, void *data)
 		dpu_crtc->vblank_cb_time = ktime_set(0, 0);
 	}
 
-	drm_modeset_unlock_all(crtc->dev);
+	DRM_MODESET_LOCK_ALL_END(crtc->dev, ctx, ret);
 
 	return 0;
 }
-- 
2.33.0