Re: [PATCH v3 23/30] mm: do not open-code lruvec lock

[Shakeel Butt]

On Wed, Jan 14, 2026 at 07:32:50PM +0800, Qi Zheng wrote:
> From: Qi Zheng <zhengqi.arch@xxxxxxxxxxxxx>
> 
> Now we have lruvec_unlock(), lruvec_unlock_irq() and
> lruvec_unlock_irqrestore(), but not the paired lruvec_lock(),
> lruvec_lock_irq() and lruvec_lock_irqsave().
> 
> There is currently no use case for lruvec_lock_irqsave(), so only
> introduce lruvec_lock() and lruvec_lock_irq(), and change all open-code
> places to use these helper function. This looks cleaner and prepares for
> reparenting LRU pages, preventing user from missing RCU lock calls due to
> open-code lruvec lock.
> 
> Signed-off-by: Qi Zheng <zhengqi.arch@xxxxxxxxxxxxx>

Acked-by: Shakeel Butt <shakeel.butt@xxxxxxxxx>