From: Joonbum Ko <joonbum.ko@samsung.com>
Date: Wed, 21 Jul 2021 07:53:14 +0000 (+0900)
Subject: Remove unnecessary surf_mutex locking
X-Git-Tag: submit/tizen/20210727.093930~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a1b9e95acdb4f419c2f9fd7c064f4782754fb5ae;p=platform%2Fcore%2Fuifw%2Flibtpl-egl.git

Remove unnecessary surf_mutex locking

 - This surf_mutex locking in buffer_clear
   can occur deadlock problem.

Change-Id: Ibd4fc7ff312c4ab96aa0db6c69d217979cac9622
Signed-off-by: Joonbum Ko <joonbum.ko@samsung.com>
---

diff --git a/src/tpl_wl_egl_thread.c b/src/tpl_wl_egl_thread.c
index 05f5789..819fe1a 100755
--- a/src/tpl_wl_egl_thread.c
+++ b/src/tpl_wl_egl_thread.c
@@ -1978,8 +1978,6 @@ _tpl_wl_egl_surface_buffer_clear(tpl_wl_egl_surface_t *wl_egl_surface)
 			}
 		}
 
-		tpl_gmutex_lock(&wl_egl_surface->surf_mutex);
-
 		status = wl_egl_buffer->status; /* update status */
 
 		/* ACQUIRED, WAITING_SIGNALED, WAITING_VBLANK, COMMITTED */
@@ -2007,8 +2005,6 @@ _tpl_wl_egl_surface_buffer_clear(tpl_wl_egl_surface_t *wl_egl_surface)
 						wl_egl_buffer->tbm_surface, tsq_err);
 		}
 
-		tpl_gmutex_unlock(&wl_egl_surface->surf_mutex);
-
 		wl_egl_buffer->status = RELEASED;
 
 		tpl_gmutex_unlock(&wl_egl_buffer->mutex);