From 5b1c4e1b75fe3466e5eec799e091c7a8ec9acd0e Mon Sep 17 00:00:00 2001 From: Pierre-Eric Pelloux-Prayer Date: Sat, 15 Feb 2020 23:05:53 +0100 Subject: [PATCH] util: call bind_sampler_states before setting sampler_views MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Fixes the following valgrind error: Invalid read of size 16 at 0x28F458A1: si_set_sampler_view_desc (in radeonsi_drv_video.so) by 0x28F4657E: si_set_sampler_views (in radeonsi_drv_video.so) by 0x28D62BF5: util_compute_blit (in radeonsi_drv_video.so) by 0x28D3A944: vlVaHandleVAProcPipelineParameterBufferType (in radeonsi_drv_video.so) by 0x28D34EE1: vlVaRenderPicture (in radeonsi_drv_video.so) by 0x4B2582B: vaRenderPicture (in libva.so.2.500.0) Address 0x18142a10 is 0 bytes inside a block of size 48 free'd at 0x48369AB: free (vg_replace_malloc.c:540) by 0x28D62D51: util_compute_blit (in radeonsi_drv_video.so) by 0x28D3A944: vlVaHandleVAProcPipelineParameterBufferType (in radeonsi_drv_video.so) by 0x28D34EE1: vlVaRenderPicture (in radeonsi_drv_video.so) by 0x4B2582B: vaRenderPicture (in libva.so.2.500.0) Block was alloc'd at at 0x4837B65: calloc (vg_replace_malloc.c:762) by 0x28EFB2EC: si_create_sampler_state (in radeonsi_drv_video.so) by 0x28D62C30: util_compute_blit (in radeonsi_drv_video.so) by 0x28D3A944: vlVaHandleVAProcPipelineParameterBufferType (in radeonsi_drv_video.so) by 0x28D34EE1: vlVaRenderPicture (in radeonsi_drv_video.so) by 0x4B2582B: vaRenderPicture (in libva.so.2.500.0) Fixes: 69430d7e59e ("va: use a compute shader for the blit") Closes: https://gitlab.freedesktop.org/mesa/mesa/issues/2321 Reviewed-by: Marek Olšák Tested-by: Marge Bot Part-of: --- src/gallium/auxiliary/util/u_compute.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/src/gallium/auxiliary/util/u_compute.c b/src/gallium/auxiliary/util/u_compute.c index 83f8c710c73..bc884b6ae62 100644 --- a/src/gallium/auxiliary/util/u_compute.c +++ b/src/gallium/auxiliary/util/u_compute.c @@ -120,12 +120,6 @@ void util_compute_blit(struct pipe_context *ctx, struct pipe_blit_info *blit_inf ctx->set_shader_images(ctx, PIPE_SHADER_COMPUTE, 0, 1, &image); - /* Initialize the sampler view. */ - u_sampler_view_default_template(&src_templ, src, src->format); - src_templ.format = util_format_linear(blit_info->src.format); - src_view = ctx->create_sampler_view(ctx, src, &src_templ); - ctx->set_sampler_views(ctx, PIPE_SHADER_COMPUTE, 0, 1, &src_view); - struct pipe_sampler_state sampler_state={0}; sampler_state.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE; sampler_state.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE; @@ -140,6 +134,12 @@ void util_compute_blit(struct pipe_context *ctx, struct pipe_blit_info *blit_inf sampler_state_p = ctx->create_sampler_state(ctx, &sampler_state); ctx->bind_sampler_states(ctx, PIPE_SHADER_COMPUTE, 0, 1, &sampler_state_p); + /* Initialize the sampler view. */ + u_sampler_view_default_template(&src_templ, src, src->format); + src_templ.format = util_format_linear(blit_info->src.format); + src_view = ctx->create_sampler_view(ctx, src, &src_templ); + ctx->set_sampler_views(ctx, PIPE_SHADER_COMPUTE, 0, 1, &src_view); + if (!*compute_state) *compute_state = blit_compute_shader(ctx); ctx->bind_compute_state(ctx, *compute_state); -- 2.30.2