Re: [PATCH v4 3/8] x86/mce: Make four functions return bool

[Sohil Mehta <sohil.mehta@intel.com>]

On 11/10/2024 10:04 PM, Qiuxu Zhuo wrote:
> Make those functions whose callers only care about success or failure
> return a boolean value for better readability. Also, update the call
> sites accordingly.
> 
> No functional changes.
> 
> Suggested-by: Thomas Gleixner <tglx@linutronix.de>
> Signed-off-by: Qiuxu Zhuo <qiuxu.zhuo@intel.com>
> ---

Reviewed-by: Sohil Mehta <sohil.mehta@intel.com>

> Changes in v4:
>   - New patch.
> 
>  arch/x86/kernel/cpu/mce/core.c     | 12 ++++++------
>  arch/x86/kernel/cpu/mce/genpool.c  | 29 ++++++++++++++---------------
>  arch/x86/kernel/cpu/mce/internal.h |  4 ++--
>  3 files changed, 22 insertions(+), 23 deletions(-)
> 
> diff --git a/arch/x86/kernel/cpu/mce/core.c b/arch/x86/kernel/cpu/mce/core.c
> index 167965bd2ac0..ce6fe5e20805 100644
> --- a/arch/x86/kernel/cpu/mce/core.c
> +++ b/arch/x86/kernel/cpu/mce/core.c
> @@ -151,7 +151,7 @@ EXPORT_PER_CPU_SYMBOL_GPL(injectm);
>  
>  void mce_log(struct mce_hw_err *err)
>  {
> -	if (!mce_gen_pool_add(err))
> +	if (mce_gen_pool_add(err))
>  		irq_work_queue(&mce_irq_work);
>  }

The polarities of all the return values have been flipped. They all look
correct but took me a few minutes to figure out. Might be useful to make
a mention in the commit message if you end up doing another version (Not
needed otherwise).

>  EXPORT_SYMBOL_GPL(mce_log);