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-rw-r--r--arch/arm64/include/asm/processor.h3
1 files changed, 0 insertions, 3 deletions
diff --git a/arch/arm64/include/asm/processor.h b/arch/arm64/include/asm/processor.h
index 61883518fc50..445aa3af3b76 100644
--- a/arch/arm64/include/asm/processor.h
+++ b/arch/arm64/include/asm/processor.h
@@ -323,9 +323,6 @@ static inline bool is_ttbr1_addr(unsigned long addr)
/* Forward declaration, a strange C thing */
struct task_struct;
-/* Free all resources held by a thread. */
-extern void release_thread(struct task_struct *);
-
unsigned long __get_wchan(struct task_struct *p);
void update_sctlr_el1(u64 sctlr);