| # SPDX-License-Identifier: GPL-2.0 |
| |
| ifdef CONFIG_GCC_PLUGIN_STACKLEAK |
| kstack-erase-cflags-y += -fplugin=$(objtree)/scripts/gcc-plugins/stackleak_plugin.so |
| kstack-erase-cflags-y += -fplugin-arg-stackleak_plugin-track-min-size=$(CONFIG_KSTACK_ERASE_TRACK_MIN_SIZE) |
| kstack-erase-cflags-y += -fplugin-arg-stackleak_plugin-arch=$(SRCARCH) |
| kstack-erase-cflags-$(CONFIG_GCC_PLUGIN_STACKLEAK_VERBOSE) += -fplugin-arg-stackleak_plugin-verbose |
| DISABLE_KSTACK_ERASE := -fplugin-arg-stackleak_plugin-disable |
| endif |
| |
| ifdef CONFIG_CC_IS_CLANG |
| kstack-erase-cflags-y += -fsanitize-coverage=stack-depth |
| kstack-erase-cflags-y += -fsanitize-coverage-stack-depth-callback-min=$(CONFIG_KSTACK_ERASE_TRACK_MIN_SIZE) |
| DISABLE_KSTACK_ERASE := -fno-sanitize-coverage=stack-depth |
| endif |
| |
| KSTACK_ERASE_CFLAGS := $(kstack-erase-cflags-y) |
| |
| export KSTACK_ERASE_CFLAGS DISABLE_KSTACK_ERASE |
| |
| KBUILD_CFLAGS += $(KSTACK_ERASE_CFLAGS) |
