linux-kernel - Re: [PATCH] arm64: entry: Fix typo

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Message-ID: <Y10sNSE6/B2p95+I@debian.me>
Date:   Sat, 29 Oct 2022 20:35:49 +0700
From:   Bagas Sanjaya <bagasdotme@...il.com>
To:     Mukesh Ojha <quic_mojha@...cinc.com>
Cc:     catalin.marinas@....com, will@...nel.org, mark.rutland@....com,
        broonie@...nel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] arm64: entry: Fix typo

On Sat, Oct 29, 2022 at 12:37:48PM +0530, Mukesh Ojha wrote:
> diff --git a/arch/arm64/kernel/entry-common.c b/arch/arm64/kernel/entry-common.c
> index 9173fad..b694d8f 100644
> --- a/arch/arm64/kernel/entry-common.c
> +++ b/arch/arm64/kernel/entry-common.c
> @@ -30,7 +30,7 @@
>  /*
>   * Handle IRQ/context state management when entering from kernel mode.
>   * Before this function is called it is not safe to call regular kernel code,
> - * intrumentable code, or any code which may trigger an exception.
> + * instrumentable code, or any code which may trigger an exception.
>   *
>   * This is intended to match the logic in irqentry_enter(), handling the kernel
>   * mode transitions only.
> @@ -63,7 +63,7 @@ static void noinstr enter_from_kernel_mode(struct pt_regs *regs)
>  /*
>   * Handle IRQ/context state management when exiting to kernel mode.
>   * After this function returns it is not safe to call regular kernel code,
> - * intrumentable code, or any code which may trigger an exception.
> + * instrumentable code, or any code which may trigger an exception.
>   *
>   * This is intended to match the logic in irqentry_exit(), handling the kernel
>   * mode transitions only, and with preemption handled elsewhere.
> @@ -97,7 +97,7 @@ static void noinstr exit_to_kernel_mode(struct pt_regs *regs)
>  /*
>   * Handle IRQ/context state management when entering from user mode.
>   * Before this function is called it is not safe to call regular kernel code,
> - * intrumentable code, or any code which may trigger an exception.
> + * instrumentable code, or any code which may trigger an exception.
>   */
>  static __always_inline void __enter_from_user_mode(void)
>  {
> @@ -116,7 +116,7 @@ static __always_inline void enter_from_user_mode(struct pt_regs *regs)
>  /*
>   * Handle IRQ/context state management when exiting to user mode.
>   * After this function returns it is not safe to call regular kernel code,
> - * intrumentable code, or any code which may trigger an exception.
> + * instrumentable code, or any code which may trigger an exception.
>   */
>  static __always_inline void __exit_to_user_mode(void)
>  {
> @@ -152,7 +152,7 @@ asmlinkage void noinstr asm_exit_to_user_mode(struct pt_regs *regs)
>  /*
>   * Handle IRQ/context state management when entering an NMI from user/kernel
>   * mode. Before this function is called it is not safe to call regular kernel
> - * code, intrumentable code, or any code which may trigger an exception.
> + * code, instrumentable code, or any code which may trigger an exception.
>   */
>  static void noinstr arm64_enter_nmi(struct pt_regs *regs)
>  {
> @@ -170,7 +170,7 @@ static void noinstr arm64_enter_nmi(struct pt_regs *regs)
>  /*
>   * Handle IRQ/context state management when exiting an NMI from user/kernel
>   * mode. After this function returns it is not safe to call regular kernel
> - * code, intrumentable code, or any code which may trigger an exception.
> + * code, instrumentable code, or any code which may trigger an exception.
>   */
>  static void noinstr arm64_exit_nmi(struct pt_regs *regs)
>  {
> @@ -192,7 +192,7 @@ static void noinstr arm64_exit_nmi(struct pt_regs *regs)
>  /*
>   * Handle IRQ/context state management when entering a debug exception from
>   * kernel mode. Before this function is called it is not safe to call regular
> - * kernel code, intrumentable code, or any code which may trigger an exception.
> + * kernel code, instrumentable code, or any code which may trigger an exception.
>   */
>  static void noinstr arm64_enter_el1_dbg(struct pt_regs *regs)
>  {
> @@ -207,7 +207,7 @@ static void noinstr arm64_enter_el1_dbg(struct pt_regs *regs)
>  /*
>   * Handle IRQ/context state management when exiting a debug exception from
>   * kernel mode. After this function returns it is not safe to call regular
> - * kernel code, intrumentable code, or any code which may trigger an exception.
> + * kernel code, instrumentable code, or any code which may trigger an exception.
>   */
>  static void noinstr arm64_exit_el1_dbg(struct pt_regs *regs)
>  {

What about "... it is unsafe to call regular kernel, instrumentable, or
any other code ..." instead?

Thanks.

-- 
An old man doll... just what I always wanted! - Clara

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