在 2020/12/1 下午4:10, Michal Hocko 写道:
> On Tue 01-12-20 16:02:13, Alex Shi wrote:
>> Pages in pagevec may have different lruvec, so we have to do relock in
>> function pagevec_lru_move_fn(), but a relock may cause current cpu wait
>> for long time on the same lock for spinlock fairness reason.
>>
On Tue 01-12-20 16:02:13, Alex Shi wrote:
> Pages in pagevec may have different lruvec, so we have to do relock in
> function pagevec_lru_move_fn(), but a relock may cause current cpu wait
> for long time on the same lock for spinlock fairness reason.
>
> Before per memcg lru_lock, we have to bear
Pages in pagevec may have different lruvec, so we have to do relock in
function pagevec_lru_move_fn(), but a relock may cause current cpu wait
for long time on the same lock for spinlock fairness reason.
Before per memcg lru_lock, we have to bear the relock since the spinlock
is the only way to se
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