From 54a9622dd5fdee7d18c05d968c97c4dd4fa9c83c Mon Sep 17 00:00:00 2001 From: "Juan A. Suarez Romero" Date: Thu, 30 Aug 2018 10:14:49 +0200 Subject: [PATCH] egl/wayland: do not leak wl_buffer when it is locked If color buffer is locked, do not set its wayland buffer to NULL; otherwise it can not be freed later. Rather, flag it in order to destroy it later on the release event. v2: instruct release event to unlock only or free wl_buffer too (Daniel) This also fixes dEQP-EGL.functional.swap_buffers_with_damage.* tests. CC: Daniel Stone Reviewed-by: Daniel Stone --- src/egl/drivers/dri2/egl_dri2.h | 1 + src/egl/drivers/dri2/platform_wayland.c | 22 +++++++++++++++------- 2 files changed, 16 insertions(+), 7 deletions(-) diff --git a/src/egl/drivers/dri2/egl_dri2.h b/src/egl/drivers/dri2/egl_dri2.h index d1e4e8dcf22..349f66a3506 100644 --- a/src/egl/drivers/dri2/egl_dri2.h +++ b/src/egl/drivers/dri2/egl_dri2.h @@ -297,6 +297,7 @@ struct dri2_egl_surface struct { #ifdef HAVE_WAYLAND_PLATFORM struct wl_buffer *wl_buffer; + bool wl_release; __DRIimage *dri_image; /* for is_different_gpu case. NULL else */ __DRIimage *linear_copy; diff --git a/src/egl/drivers/dri2/platform_wayland.c b/src/egl/drivers/dri2/platform_wayland.c index 11c57de0f89..03a3e0993b0 100644 --- a/src/egl/drivers/dri2/platform_wayland.c +++ b/src/egl/drivers/dri2/platform_wayland.c @@ -182,9 +182,12 @@ wl_buffer_release(void *data, struct wl_buffer *buffer) if (dri2_surf->color_buffers[i].wl_buffer == buffer) break; - if (i == ARRAY_SIZE(dri2_surf->color_buffers)) { + assert (i < ARRAY_SIZE(dri2_surf->color_buffers)); + + if (dri2_surf->color_buffers[i].wl_release) { wl_buffer_destroy(buffer); - return; + dri2_surf->color_buffers[i].wl_release = false; + dri2_surf->color_buffers[i].wl_buffer = NULL; } dri2_surf->color_buffers[i].locked = false; @@ -425,9 +428,14 @@ dri2_wl_release_buffers(struct dri2_egl_surface *dri2_surf) dri2_egl_display(dri2_surf->base.Resource.Display); for (int i = 0; i < ARRAY_SIZE(dri2_surf->color_buffers); i++) { - if (dri2_surf->color_buffers[i].wl_buffer && - !dri2_surf->color_buffers[i].locked) - wl_buffer_destroy(dri2_surf->color_buffers[i].wl_buffer); + if (dri2_surf->color_buffers[i].wl_buffer) { + if (dri2_surf->color_buffers[i].locked) { + dri2_surf->color_buffers[i].wl_release = true; + } else { + wl_buffer_destroy(dri2_surf->color_buffers[i].wl_buffer); + dri2_surf->color_buffers[i].wl_buffer = NULL; + } + } if (dri2_surf->color_buffers[i].dri_image) dri2_dpy->image->destroyImage(dri2_surf->color_buffers[i].dri_image); if (dri2_surf->color_buffers[i].linear_copy) @@ -436,11 +444,9 @@ dri2_wl_release_buffers(struct dri2_egl_surface *dri2_surf) munmap(dri2_surf->color_buffers[i].data, dri2_surf->color_buffers[i].data_size); - dri2_surf->color_buffers[i].wl_buffer = NULL; dri2_surf->color_buffers[i].dri_image = NULL; dri2_surf->color_buffers[i].linear_copy = NULL; dri2_surf->color_buffers[i].data = NULL; - dri2_surf->color_buffers[i].locked = false; } if (dri2_dpy->dri2) @@ -968,6 +974,8 @@ dri2_wl_swap_buffers_with_damage(_EGLDriver *drv, dri2_surf->current->wl_buffer = create_wl_buffer(dri2_dpy, dri2_surf, image); + dri2_surf->current->wl_release = false; + wl_buffer_add_listener(dri2_surf->current->wl_buffer, &wl_buffer_listener, dri2_surf); } -- 2.30.2