From 62f96ddbbc2549bd4d50016f571cd4d1f6f6a7d6 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Mon, 19 May 2008 08:59:41 -0600 Subject: Fix program refcounting assertion failure during context tear-down When purging the program hash table, the refcount _should_ be one since the program is referenced by the hash table. Need to explicitly set to zero before calling delete(). Also, purge high-level shader hash tables before low-level program hash tabl cherry-picked from master --- src/mesa/main/context.c | 46 ++++++++++++++++++++++++---------------------- 1 file changed, 24 insertions(+), 22 deletions(-) (limited to 'src') diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c index 893c79f28c..2158eb6873 100755 --- a/src/mesa/main/context.c +++ b/src/mesa/main/context.c @@ -593,6 +593,8 @@ delete_program_cb(GLuint id, void *data, void *userData) { struct gl_program *prog = (struct gl_program *) data; GLcontext *ctx = (GLcontext *) userData; + ASSERT(prog->RefCount == 1); /* should only be referenced by hash table */ + prog->RefCount = 0; /* now going away */ ctx->Driver.DeleteProgram(ctx, prog); } @@ -686,22 +688,11 @@ free_shared_state( GLcontext *ctx, struct gl_shared_state *ss ) _mesa_HashDeleteAll(ss->DisplayList, delete_displaylist_cb, ctx); _mesa_DeleteHashTable(ss->DisplayList); - /* - * Free texture objects - */ - ASSERT(ctx->Driver.DeleteTexture); - /* the default textures */ - ctx->Driver.DeleteTexture(ctx, ss->Default1D); - ctx->Driver.DeleteTexture(ctx, ss->Default2D); - ctx->Driver.DeleteTexture(ctx, ss->Default3D); - ctx->Driver.DeleteTexture(ctx, ss->DefaultCubeMap); - ctx->Driver.DeleteTexture(ctx, ss->DefaultRect); - ctx->Driver.DeleteTexture(ctx, ss->Default1DArray); - ctx->Driver.DeleteTexture(ctx, ss->Default2DArray); - - /* all other textures */ - _mesa_HashDeleteAll(ss->TexObjects, delete_texture_cb, ctx); - _mesa_DeleteHashTable(ss->TexObjects); +#if FEATURE_ARB_shader_objects + _mesa_HashWalk(ss->ShaderObjects, free_shader_program_data_cb, ctx); + _mesa_HashDeleteAll(ss->ShaderObjects, delete_shader_cb, ctx); + _mesa_DeleteHashTable(ss->ShaderObjects); +#endif #if defined(FEATURE_NV_vertex_program) || defined(FEATURE_NV_fragment_program) _mesa_HashDeleteAll(ss->Programs, delete_program_cb, ctx); @@ -728,17 +719,28 @@ free_shared_state( GLcontext *ctx, struct gl_shared_state *ss ) _mesa_HashDeleteAll(ss->ArrayObjects, delete_arrayobj_cb, ctx); _mesa_DeleteHashTable(ss->ArrayObjects); -#if FEATURE_ARB_shader_objects - _mesa_HashWalk(ss->ShaderObjects, free_shader_program_data_cb, ctx); - _mesa_HashDeleteAll(ss->ShaderObjects, delete_shader_cb, ctx); - _mesa_DeleteHashTable(ss->ShaderObjects); -#endif - #if FEATURE_EXT_framebuffer_object _mesa_DeleteHashTable(ss->FrameBuffers); _mesa_DeleteHashTable(ss->RenderBuffers); #endif + /* + * Free texture objects (after FBOs since some textures might have + * been bound to FBOs). + */ + ASSERT(ctx->Driver.DeleteTexture); + /* the default textures */ + ctx->Driver.DeleteTexture(ctx, ss->Default1D); + ctx->Driver.DeleteTexture(ctx, ss->Default2D); + ctx->Driver.DeleteTexture(ctx, ss->Default3D); + ctx->Driver.DeleteTexture(ctx, ss->DefaultCubeMap); + ctx->Driver.DeleteTexture(ctx, ss->DefaultRect); + ctx->Driver.DeleteTexture(ctx, ss->Default1DArray); + ctx->Driver.DeleteTexture(ctx, ss->Default2DArray); + /* all other textures */ + _mesa_HashDeleteAll(ss->TexObjects, delete_texture_cb, ctx); + _mesa_DeleteHashTable(ss->TexObjects); + _glthread_DESTROY_MUTEX(ss->Mutex); _mesa_free(ss); -- cgit v1.2.3