diff mbox series

[-rcu/kcsan,02/23] kcsan: Remove redundant zero-initialization of globals

Message ID 20211005105905.1994700-3-elver@google.com (mailing list archive)
State New, archived
Headers show
Series kcsan: Support detecting a subset of missing memory barriers | expand

Commit Message

Marco Elver Oct. 5, 2021, 10:58 a.m. UTC 
They are implicitly zero-initialized, remove explicit initialization.
It keeps the upcoming additions to kcsan_ctx consistent with the rest.

No functional change intended.

Signed-off-by: Marco Elver <elver@google.com>
---
 init/init_task.c    | 9 +--------
 kernel/kcsan/core.c | 5 -----
 2 files changed, 1 insertion(+), 13 deletions(-)
diff mbox series

Patch

diff --git a/init/init_task.c b/init/init_task.c
index 2d024066e27b..61700365ce58 100644
--- a/init/init_task.c
+++ b/init/init_task.c
@@ -181,14 +181,7 @@  struct task_struct init_task
 	.kasan_depth	= 1,
 #endif
 #ifdef CONFIG_KCSAN
-	.kcsan_ctx = {
-		.disable_count		= 0,
-		.atomic_next		= 0,
-		.atomic_nest_count	= 0,
-		.in_flat_atomic		= false,
-		.access_mask		= 0,
-		.scoped_accesses	= {LIST_POISON1, NULL},
-	},
+	.kcsan_ctx = { .scoped_accesses = {LIST_POISON1, NULL} },
 #endif
 #ifdef CONFIG_TRACE_IRQFLAGS
 	.softirqs_enabled = 1,
diff --git a/kernel/kcsan/core.c b/kernel/kcsan/core.c
index 6bfd3040f46b..e34a1710b7bc 100644
--- a/kernel/kcsan/core.c
+++ b/kernel/kcsan/core.c
@@ -44,11 +44,6 @@  bool kcsan_enabled;
 
 /* Per-CPU kcsan_ctx for interrupts */
 static DEFINE_PER_CPU(struct kcsan_ctx, kcsan_cpu_ctx) = {
-	.disable_count		= 0,
-	.atomic_next		= 0,
-	.atomic_nest_count	= 0,
-	.in_flat_atomic		= false,
-	.access_mask		= 0,
 	.scoped_accesses	= {LIST_POISON1, NULL},
 };