150                     struct st_framebuffer *stread)  in st_context_validate()  argument
160     if (stread && stread->stamp != st->read_stamp) {  in st_context_validate()
161        if (stread != stdraw) {  in st_context_validate()
163           _mesa_resize_framebuffer(st->ctx, &stread->Base,  in st_context_validate()
164                                    stread->Base.Width,  in st_context_validate()
165                                    stread->Base.Height);  in st_context_validate()
167        st->read_stamp = stread->stamp;  in st_context_validate()
712    struct st_framebuffer *stdraw, *stread;  in st_api_make_current()  local
723          stread = st_framebuffer_reuse_or_create(st->ctx->WinSysReadBuffer,  in st_api_make_current()
727          stread = NULL;  in st_api_make_current()
730             st_framebuffer_reference(&stread, stdraw);  in st_api_make_current()
733       if (stdraw && stread) {  in st_api_make_current()
735          if (stread != stdraw)  in st_api_make_current()
736             st_framebuffer_validate(stread, st);  in st_api_make_current()
738          ret = _mesa_make_current(st->ctx, &stdraw->Base, &stread->Base);  in st_api_make_current()
741          st->read_stamp = stread->stamp - 1;  in st_api_make_current()
742          st_context_validate(st, stdraw, stread);  in st_api_make_current()
750       st_framebuffer_reference(&stread, NULL);  in st_api_make_current()
826    struct st_framebuffer *stread = st_ws_framebuffer(st->ctx->ReadBuffer);  in st_manager_validate_framebuffers()  local
830    if (stread && stread != stdraw)  in st_manager_validate_framebuffers()
831       st_framebuffer_validate(stread, st);  in st_manager_validate_framebuffers()
833    st_context_validate(st, stdraw, stread);  in st_manager_validate_framebuffers()