Commit bce79b0c authored by Dawei Li's avatar Dawei Li Committed by Catalin Marinas
Browse files

arm64: remove unneeded BUILD_BUG_ON assertion 



Since commit c02433dd ("arm64: split thread_info from task stack"),
CONFIG_THREAD_INFO_IN_TASK is enabled unconditionally for arm64. So
remove this always-true assertion from arch_dup_task_struct.

Signed-off-by: default avatarDawei Li <dawei.li@shingroup.cn>
Acked-by: default avatarMark Rutland <mark.rutland@arm.com>
Link: https://lore.kernel.org/r/20240202040211.3118918-1-dawei.li@shingroup.cn


Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
parent 25375123

arch/arm64/kernel/process.c

+0 −3
Original line number Diff line number Diff line
@@ -290,9 +290,6 @@ int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src) 
		fpsimd_preserve_current_state();

	*dst = *src;



	/* We rely on the above assignment to initialize dst's thread_flags: */

	BUILD_BUG_ON(!IS_ENABLED(CONFIG_THREAD_INFO_IN_TASK));



	/*

	 * Detach src's sve_state (if any) from dst so that it does not

	 * get erroneously used or freed prematurely.  dst's copies