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authorRohan Garg <rohan.garg@collabora.com>2021-07-27 12:32:24 +0200
committerMarge Bot <eric+marge@anholt.net>2021-07-29 11:50:49 +0000
commit9375f62a54c9e2e5ec79e544116dc1117113019d (patch)
treed0f335da67118d7c453b76b968749899fea273d5 /src/mesa/drivers
parent1f0964d6b672abe5ea8e11ec0f7533e937f0d394 (diff)
i965: Write a custom allocator for the intel memobj struct
This helps ensure we're not doing out of bounds access later. Signed-off-by: Rohan Garg <rohan.garg@collabora.com> Reviewed-by: Jason Ekstrand <jason@jlekstrand.net> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/12075>
Diffstat (limited to 'src/mesa/drivers')
-rw-r--r--src/mesa/drivers/dri/i965/brw_context.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_context.c b/src/mesa/drivers/dri/i965/brw_context.c
index 0d4c8317ea0..097dd9cb1dc 100644
--- a/src/mesa/drivers/dri/i965/brw_context.c
+++ b/src/mesa/drivers/dri/i965/brw_context.c
@@ -139,6 +139,17 @@ brw_set_background_context(struct gl_context *ctx,
backgroundCallable->setBackgroundContext(driContext->loaderPrivate);
}
+static struct gl_memory_object *
+brw_new_memoryobj(struct gl_context *ctx, GLuint name)
+{
+ struct brw_memory_object *memory_object = CALLOC_STRUCT(brw_memory_object);
+ if (!memory_object)
+ return NULL;
+
+ _mesa_initialize_memory_object(ctx, &memory_object->Base, name);
+ return &memory_object->Base;
+}
+
static void
brw_delete_memoryobj(struct gl_context *ctx, struct gl_memory_object *memObj)
{
@@ -441,6 +452,7 @@ brw_init_driver_functions(struct brw_context *brw,
functions->SetBackgroundContext = brw_set_background_context;
+ functions->NewMemoryObject = brw_new_memoryobj;
functions->DeleteMemoryObject = brw_delete_memoryobj;
functions->ImportMemoryObjectFd = brw_import_memoryobj_fd;
functions->GetDeviceUuid = brw_get_device_uuid;