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arm64: kernel: Update the stale comment 

Commit af391b15f7 ("arm64: kernel: rename __cpu_suspend to keep it aligned with arm")
has used @index instead of @arg, but the comment is stale, update it.

Cc: Sudeep Holla <sudeep.holla@arm.com>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Shaokun Zhang <zhangshaokun@hisilicon.com>
Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>
Link: https://lore.kernel.org/r/1620280462-21937-1-git-send-email-zhangshaokun@hisilicon.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
This commit is contained in:
Shaokun Zhang 2021-05-06 13:54:22 +08:00 committed by Catalin Marinas
parent 5d8505fd03
commit c76fba3346
1 changed files with 1 additions and 1 deletions
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arch/arm64/kernel/cpuidle.c
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@ -29,7 +29,7 @@ int arm_cpuidle_init(unsigned int cpu)
/**
* arm_cpuidle_suspend() - function to enter a low-power idle state
* @arg: argument to pass to CPU suspend operations
* @index: argument to pass to CPU suspend operations
*
* Return: 0 on success, -EOPNOTSUPP if CPU suspend hook not initialized, CPU
* operations back-end error code otherwise.