On 2020-05-25 08:44:36 [+0200], Ingo Molnar wrote:
> s/lru_rotate_pvecs
> /lru_rotate_pvec
>
> it's a single pagevec, using plural is confusing when reading the
> code.
right. It had the _pvecs from the beginning so I assumed it is because
it is per-CPU.
With all you suggestions I'm at:
diff
* Sebastian Andrzej Siewior wrote:
> From: Ingo Molnar
>
> The various struct pagevec per CPU variables are protected by disabling
> either preemption or interrupts across the critical sections. Inside
> these sections spinlocks have to be acquired.
> diff --git a/mm/swap.c b/mm/swap.c
>
From: Ingo Molnar
The various struct pagevec per CPU variables are protected by disabling
either preemption or interrupts across the critical sections. Inside
these sections spinlocks have to be acquired.
These spinlocks are regular spinlock_t types which are converted to
"sleeping" spinlocks
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