在 2020/8/2 下午7:09, Matthew Wilcox 写道:
> You're playing games with separating interrupt disabling from spinlocks.
> Have you got any feedback from -rt people on this?
Is there other suggestions to remove local_irq_disable?
Just check again on kernel/mm directory on linux-next. there are still
You're playing games with separating interrupt disabling from spinlocks.
Have you got any feedback from -rt people on this?
On Sat, Aug 01, 2020 at 12:09:17PM +0800, Alex Shi wrote:
> lru_lock and page cache xa_lock have no reason with current sequence,
> put them together isn't necessary.
lru_lock and page cache xa_lock have no reason with current sequence,
put them together isn't necessary. let's narrow the lru locking, but
left the local_irq_disable to block interrupt re-entry and statistic update.
Hugh Dickins point: split_huge_page_to_list() was already silly,to be
using the
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