[Mesa-dev] [PATCH] panfrost: Improve logging and patch memory leaks
Alyssa Rosenzweig
alyssa at rosenzweig.io
Thu Feb 14 04:57:17 UTC 2019
Signed-off-by: Alyssa Rosenzweig <alyssa at rosenzweig.io>
---
src/gallium/drivers/panfrost/pan_context.c | 21 +++++-
src/gallium/drivers/panfrost/pan_resource.c | 76 ++++++++-------------
2 files changed, 48 insertions(+), 49 deletions(-)
diff --git a/src/gallium/drivers/panfrost/pan_context.c b/src/gallium/drivers/panfrost/pan_context.c
index 565e6541b6c..4c5d669fee3 100644
--- a/src/gallium/drivers/panfrost/pan_context.c
+++ b/src/gallium/drivers/panfrost/pan_context.c
@@ -1806,7 +1806,9 @@ panfrost_bind_vertex_elements_state(
static void
panfrost_delete_vertex_elements_state(struct pipe_context *pctx, void *hwcso)
{
- printf("Vertex elements delete leaks descriptor\n");
+ struct panfrost_vertex_state *so = (struct panfrost_vertex_state *) hwcso;
+ unsigned bytes = sizeof(struct mali_attr_meta) * so->num_elements;
+ printf("Vertex elements delete leaks descriptor (%d bytes)\n", bytes);
free(hwcso);
}
@@ -1831,7 +1833,15 @@ panfrost_delete_shader_state(
struct pipe_context *pctx,
void *so)
{
- printf("Deleting shader state maybe leaks tokens, per-variant compiled shaders, per-variant descriptors\n");
+ struct panfrost_shader_variants *cso = (struct panfrost_shader_variants *) so;
+
+ if (cso->base.type == PIPE_SHADER_IR_TGSI) {
+ printf("Deleting TGSI shader leaks duplicated tokens\n");
+ }
+
+ unsigned leak = cso->variant_count * sizeof(struct mali_shader_meta);
+ printf("Deleting shader state leaks descriptors (%d bytes), and shader bytecode\n", leak);
+
free(so);
}
@@ -2316,7 +2326,12 @@ static void
panfrost_delete_blend_state(struct pipe_context *pipe,
void *blend)
{
- printf("Deleting blend state may leak blend shader\n");
+ struct panfrost_blend_state *so = (struct panfrost_blend_state *) blend;
+
+ if (so->has_blend_shader) {
+ printf("Deleting blend state leak blend shaders bytecode\n");
+ }
+
free(blend);
}
diff --git a/src/gallium/drivers/panfrost/pan_resource.c b/src/gallium/drivers/panfrost/pan_resource.c
index 4864ffb4fd3..7fa00117a28 100644
--- a/src/gallium/drivers/panfrost/pan_resource.c
+++ b/src/gallium/drivers/panfrost/pan_resource.c
@@ -185,52 +185,38 @@ static struct panfrost_bo *
panfrost_create_bo(struct panfrost_screen *screen, const struct pipe_resource *template)
{
struct panfrost_bo *bo = CALLOC_STRUCT(panfrost_bo);
+
+ /* Calculate the size of the bo */
+
int bytes_per_pixel = util_format_get_blocksize(template->format);
int stride = bytes_per_pixel * template->width0; /* TODO: Alignment? */
size_t sz = stride;
if (template->height0) sz *= template->height0;
-
if (template->depth0) sz *= template->depth0;
- if ((template->bind & PIPE_BIND_RENDER_TARGET) || (template->bind & PIPE_BIND_DEPTH_STENCIL)) {
- /* TODO: Mipmapped RTs */
- //assert(template->last_level == 0);
-
- /* Allocate the framebuffer as its own slab of GPU-accessible memory */
- struct panfrost_memory slab;
- screen->driver->allocate_slab(screen, &slab, (sz / 4096) + 1, false, 0, 0, 0);
-
- /* Make the resource out of the slab */
- bo->cpu[0] = slab.cpu;
- bo->gpu[0] = slab.gpu;
- } else {
- /* TODO: For linear resources, allocate straight on the cmdstream for
- * zero-copy operation */
+ /* Tiling textures is almost always faster, unless we only use it once */
+ bo->tiled = (template->usage != PIPE_USAGE_STREAM) && (template->bind & PIPE_BIND_SAMPLER_VIEW);
- /* Tiling textures is almost always faster, unless we only use it once */
- bo->tiled = (template->usage != PIPE_USAGE_STREAM) && (template->bind & PIPE_BIND_SAMPLER_VIEW);
-
- if (bo->tiled) {
- /* For tiled, we don't map directly, so just malloc any old buffer */
+ if (bo->tiled) {
+ /* For tiled, we don't map directly, so just malloc any old buffer */
- for (int l = 0; l < (template->last_level + 1); ++l) {
- bo->cpu[l] = malloc(sz);
- //sz >>= 2;
- }
- } else {
- /* But for linear, we can! */
+ for (int l = 0; l < (template->last_level + 1); ++l) {
+ bo->cpu[l] = malloc(sz);
+ sz >>= 2;
+ }
+ } else {
+ /* But for linear, we can! */
- struct pb_slab_entry *entry = pb_slab_alloc(&screen->slabs, sz, HEAP_TEXTURE);
- struct panfrost_memory_entry *p_entry = (struct panfrost_memory_entry *) entry;
- struct panfrost_memory *backing = (struct panfrost_memory *) entry->slab;
- bo->entry[0] = p_entry;
- bo->cpu[0] = backing->cpu + p_entry->offset;
- bo->gpu[0] = backing->gpu + p_entry->offset;
+ struct pb_slab_entry *entry = pb_slab_alloc(&screen->slabs, sz, HEAP_TEXTURE);
+ struct panfrost_memory_entry *p_entry = (struct panfrost_memory_entry *) entry;
+ struct panfrost_memory *backing = (struct panfrost_memory *) entry->slab;
+ bo->entry[0] = p_entry;
+ bo->cpu[0] = backing->cpu + p_entry->offset;
+ bo->gpu[0] = backing->gpu + p_entry->offset;
- /* TODO: Mipmap */
- }
- }
+ /* TODO: Mipmap */
+ }
return bo;
}
@@ -293,8 +279,6 @@ panfrost_resource_create(struct pipe_screen *screen,
so->bo = panfrost_create_bo(pscreen, template);
}
- printf("Created resource %p with scanout %p\n", so, so->scanout);
-
return (struct pipe_resource *)so;
}
@@ -303,28 +287,28 @@ panfrost_destroy_bo(struct panfrost_screen *screen, struct panfrost_bo *pbo)
{
struct panfrost_bo *bo = (struct panfrost_bo *)pbo;
+ if (bo->entry[0] != NULL) {
+ /* Most allocations have an entry to free */
+ bo->entry[0]->freed = true;
+ pb_slab_free(&screen->slabs, &bo->entry[0]->base);
+ }
+
if (bo->tiled) {
- /* CPU is all malloc'ed, so just plain ol' free needed */
+ /* Tiled has a malloc'd CPU, so just plain ol' free needed */
for (int l = 0; bo->cpu[l]; l++) {
free(bo->cpu[l]);
}
- } else if (bo->entry[0] != NULL) {
- bo->entry[0]->freed = true;
- pb_slab_free(&screen->slabs, &bo->entry[0]->base);
- } else {
- /* TODO */
- printf("--leaking main allocation--\n");
}
if (bo->has_afbc) {
/* TODO */
- printf("--leaking afbc--\n");
+ printf("--leaking afbc (%d bytes)--\n", bo->afbc_metadata_size);
}
if (bo->has_checksum) {
/* TODO */
- printf("--leaking checksum--\n");
+ printf("--leaking checksum (%zd bytes)--\n", bo->checksum_slab.size);
}
}
--
2.20.1
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