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authorThomas Gleixner <tglx@linutronix.de>2020-11-01 17:54:13 +0100
committerThomas Gleixner <tglx@linutronix.de>2020-11-01 17:54:13 +0100
commit17bb415fefedb74d2ff02656cf59e4e3ab92ee20 (patch)
tree0ada27d370a1e2bfab1b57df9bb02a1a20371662 /lib/Makefile
parentceb2465c51195967f11f6507538579816ac67cb8 (diff)
parentd95bdca75b3fb41bf185efe164e05aed820081a5 (diff)
Merge tag 'irqchip-fixes-5.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/urgent
Pull irqchip fixes from Marc Zyngier: - A couple of fixes after the IPI as IRQ patches (Kconfig, bcm2836) - Two SiFive PLIC fixes (irq_set_affinity, hierarchy handling) - "unmapped events" handling for the ti-sci-inta controller - Tidying up for the irq-mst driver (static functions, Kconfig) - Small cleanup in the Renesas irqpin driver - STM32 exti can now handle LP timer events
Diffstat (limited to 'lib/Makefile')
-rw-r--r--lib/Makefile7
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/Makefile b/lib/Makefile
index e290fc5707ea..a4a4c6864f51 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -15,11 +15,16 @@ KCOV_INSTRUMENT_debugobjects.o := n
KCOV_INSTRUMENT_dynamic_debug.o := n
KCOV_INSTRUMENT_fault-inject.o := n
+# string.o implements standard library functions like memset/memcpy etc.
+# Use -ffreestanding to ensure that the compiler does not try to "optimize"
+# them into calls to themselves.
+CFLAGS_string.o := -ffreestanding
+
# Early boot use of cmdline, don't instrument it
ifdef CONFIG_AMD_MEM_ENCRYPT
KASAN_SANITIZE_string.o := n
-CFLAGS_string.o := -fno-stack-protector
+CFLAGS_string.o += -fno-stack-protector
endif
# Used by KCSAN while enabled, avoid recursion.