make sure to call compositionComplete after taking a screenshot

older drivers which are doing implicit synchronization need this
or they could deadlock.

Bug: 8341885
Change-Id: Icd980a6be16071678d6151e34725b3c1c547d7ee

parent 7589b2a7

services/surfaceflinger/SurfaceFlinger.cpp

+3 −0

Original line number	Diff line number	Diff line
		@@ -2720,6 +2720,9 @@ status_t SurfaceFlinger::captureScreenImplLocked(
		}
		}

		// compositionComplete is needed for older driver
		hw->compositionComplete();

		// and finishing things up...
		if (eglSwapBuffers(mEGLDisplay, eglSurface) != EGL_TRUE) {
		ALOGE("captureScreenImplLocked: eglSwapBuffers() failed 0x%4x",