Update Linux to v5.10.109
Sourced from [1]
[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz
Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/arch/s390/include/asm/atomic.h b/arch/s390/include/asm/atomic.h
index 491ad53..11c5952 100644
--- a/arch/s390/include/asm/atomic.h
+++ b/arch/s390/include/asm/atomic.h
@@ -15,8 +15,6 @@
#include <asm/barrier.h>
#include <asm/cmpxchg.h>
-#define ATOMIC_INIT(i) { (i) }
-
static inline int atomic_read(const atomic_t *v)
{
int c;
@@ -47,7 +45,11 @@
static inline void atomic_add(int i, atomic_t *v)
{
#ifdef CONFIG_HAVE_MARCH_Z196_FEATURES
- if (__builtin_constant_p(i) && (i > -129) && (i < 128)) {
+ /*
+ * Order of conditions is important to circumvent gcc 10 bug:
+ * https://gcc.gnu.org/pipermail/gcc-patches/2020-July/549318.html
+ */
+ if ((i > -129) && (i < 128) && __builtin_constant_p(i)) {
__atomic_add_const(i, &v->counter);
return;
}
@@ -114,7 +116,11 @@
static inline void atomic64_add(s64 i, atomic64_t *v)
{
#ifdef CONFIG_HAVE_MARCH_Z196_FEATURES
- if (__builtin_constant_p(i) && (i > -129) && (i < 128)) {
+ /*
+ * Order of conditions is important to circumvent gcc 10 bug:
+ * https://gcc.gnu.org/pipermail/gcc-patches/2020-July/549318.html
+ */
+ if ((i > -129) && (i < 128) && __builtin_constant_p(i)) {
__atomic64_add_const(i, (long *)&v->counter);
return;
}