linux/arch/riscv/mm/Makefile
Alexandre Ghiti c648c4bb7d
riscv: Fix config KASAN && DEBUG_VIRTUAL
__virt_to_phys function is called very early in the boot process (ie
kasan_early_init) so it should not be instrumented by KASAN otherwise it
bugs.

Fix this by declaring phys_addr.c as non-kasan instrumentable.

Signed-off-by: Alexandre Ghiti <alexandre.ghiti@canonical.com>
Fixes: 8ad8b72721 (riscv: Add KASAN support)
Cc: stable@vger.kernel.org
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
2022-03-03 15:32:41 -08:00

33 lines
711 B
Makefile

# SPDX-License-Identifier: GPL-2.0-only
CFLAGS_init.o := -mcmodel=medany
ifdef CONFIG_FTRACE
CFLAGS_REMOVE_init.o = $(CC_FLAGS_FTRACE)
CFLAGS_REMOVE_cacheflush.o = $(CC_FLAGS_FTRACE)
endif
KCOV_INSTRUMENT_init.o := n
obj-y += init.o
obj-y += extable.o
obj-$(CONFIG_MMU) += fault.o pageattr.o
obj-y += cacheflush.o
obj-y += context.o
ifeq ($(CONFIG_MMU),y)
obj-$(CONFIG_SMP) += tlbflush.o
endif
obj-$(CONFIG_HUGETLB_PAGE) += hugetlbpage.o
obj-$(CONFIG_PTDUMP_CORE) += ptdump.o
obj-$(CONFIG_KASAN) += kasan_init.o
ifdef CONFIG_KASAN
KASAN_SANITIZE_kasan_init.o := n
KASAN_SANITIZE_init.o := n
ifdef CONFIG_DEBUG_VIRTUAL
KASAN_SANITIZE_physaddr.o := n
endif
endif
obj-$(CONFIG_DEBUG_VIRTUAL) += physaddr.o