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authorIngo Molnar <mingo@kernel.org>2015-07-31 10:23:35 +0200
committerIngo Molnar <mingo@kernel.org>2015-07-31 10:23:35 +0200
commit5b929bd11df23922daf1be5d52731cc3900c1d79 (patch)
tree105fa5987b03c9f4e0260a9eb04dff7bb3d16839 /kernel/fork.c
parentb2c51106c7581866c37ffc77c5d739f3d4b7cbc9 (diff)
parent37868fe113ff2ba814b3b4eb12df214df555f8dc (diff)
Merge branch 'x86/urgent' into x86/asm, before applying dependent patches
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/fork.c')
-rw-r--r--kernel/fork.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/kernel/fork.c b/kernel/fork.c
index 1bfefc6f96a4..dbd9b8d7b7cc 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -287,6 +287,11 @@ static void set_max_threads(unsigned int max_threads_suggested)
max_threads = clamp_t(u64, threads, MIN_THREADS, MAX_THREADS);
}
+#ifdef CONFIG_ARCH_WANTS_DYNAMIC_TASK_STRUCT
+/* Initialized by the architecture: */
+int arch_task_struct_size __read_mostly;
+#endif
+
void __init fork_init(void)
{
#ifndef CONFIG_ARCH_TASK_STRUCT_ALLOCATOR
@@ -295,7 +300,7 @@ void __init fork_init(void)
#endif
/* create a slab on which task_structs can be allocated */
task_struct_cachep =
- kmem_cache_create("task_struct", sizeof(struct task_struct),
+ kmem_cache_create("task_struct", arch_task_struct_size,
ARCH_MIN_TASKALIGN, SLAB_PANIC | SLAB_NOTRACK, NULL);
#endif