adjust backend interfaces

src/ggml-cann.cpp

@@ -1036,6 +1036,7 @@ static ggml_backend_buffer_i ggml_backend_cann_buffer_interface = {
     /* .free_buffer     = */ ggml_backend_cann_buffer_free_buffer,
     /* .get_base        = */ ggml_backend_cann_buffer_get_base,
     /* .init_tensor     = */ ggml_backend_cann_buffer_init_tensor,
+    /* .memset_tensor   = */ NULL,
     /* .set_tensor      = */ ggml_backend_cann_buffer_set_tensor,
     /* .get_tensor      = */ ggml_backend_cann_buffer_get_tensor,
     /* .cpy_tensor      = */ ggml_backend_cann_buffer_cpy_tensor,

src/ggml-kompute.cpp

@@ -1872,6 +1872,7 @@ static ggml_backend_buffer_i ggml_backend_kompute_buffer_i = {
     /* .free_buffer     = */ ggml_backend_kompute_buffer_free_buffer,
     /* .get_base        = */ ggml_backend_kompute_buffer_get_base,
     /* .init_tensor     = */ NULL,
+    /* .memset_tensor   = */ NULL,
     /* .set_tensor      = */ ggml_backend_kompute_buffer_set_tensor,
     /* .get_tensor      = */ ggml_backend_kompute_buffer_get_tensor,
     /* .cpy_tensor      = */ NULL,

src/ggml-metal.m

@@ -3165,6 +3165,7 @@ GGML_CALL static void ggml_backend_metal_buffer_clear(ggml_backend_buffer_t buff
     /* .free_buffer     = */ ggml_backend_metal_buffer_free_buffer,
     /* .get_base        = */ ggml_backend_metal_buffer_get_base,
     /* .init_tensor     = */ NULL,
+    /* .memset_tensor   = */ NULL,
     /* .set_tensor      = */ ggml_backend_metal_buffer_set_tensor,
     /* .get_tensor      = */ ggml_backend_metal_buffer_get_tensor,
     /* .cpy_tensor      = */ ggml_backend_metal_buffer_cpy_tensor,

src/ggml-rpc.cpp

@@ -469,6 +469,7 @@ static ggml_backend_buffer_i ggml_backend_rpc_buffer_interface = {
     /* .free_buffer     = */ ggml_backend_rpc_buffer_free_buffer,
     /* .get_base        = */ ggml_backend_rpc_buffer_get_base,
     /* .init_tensor     = */ ggml_backend_rpc_buffer_init_tensor,
+    /* .memset_tensor   = */ NULL,
     /* .set_tensor      = */ ggml_backend_rpc_buffer_set_tensor,
     /* .get_tensor      = */ ggml_backend_rpc_buffer_get_tensor,
     /* .cpy_tensor      = */ ggml_backend_rpc_buffer_cpy_tensor,

src/ggml-sycl.cpp

@@ -4318,6 +4318,7 @@ static struct ggml_backend_buffer_i ggml_backend_sycl_buffer_interface = {
     /* .free_buffer     = */ ggml_backend_sycl_buffer_free_buffer,
     /* .get_base        = */ ggml_backend_sycl_buffer_get_base,
     /* .init_tensor     = */ ggml_backend_sycl_buffer_init_tensor,
+    /* .memset_tensor   = */ NULL,
     /* .set_tensor      = */ ggml_backend_sycl_buffer_set_tensor,
     /* .get_tensor      = */ ggml_backend_sycl_buffer_get_tensor,
     /* .cpy_tensor      = */ ggml_backend_sycl_buffer_cpy_tensor,

src/ggml-vulkan.cpp

@@ -6221,6 +6221,7 @@ static ggml_backend_buffer_i ggml_backend_vk_buffer_interface = {
     /* .free_buffer     = */ ggml_backend_vk_buffer_free_buffer,
     /* .get_base        = */ ggml_backend_vk_buffer_get_base,
     /* .init_tensor     = */ ggml_backend_vk_buffer_init_tensor,
+    /* .memset_tensor   = */ NULL,
     /* .set_tensor      = */ ggml_backend_vk_buffer_set_tensor,
     /* .get_tensor      = */ ggml_backend_vk_buffer_get_tensor,
     /* .cpy_tensor      = */ ggml_backend_vk_buffer_cpy_tensor,