[PATCH] maple_tree: use GFP_KERNEL on mas_node_count

[Peng Zhang]

在 2023/9/7 11:49, Matthew Wilcox 写道:
> On Thu, Sep 07, 2023 at 12:39:14PM +0900, 심재선 wrote:
>> Use GFP_KERNEL on mas_node_count instead of GFP_NOWAIT | __GFP_NOWARN
>> in order to allow memory reclaim.
There are many paths that call maple tree's mas_node_count(). Some paths
cannot reclaim memory.
> 
> What testing did you do of this patch?  In particular, did you try it
> with lockdep enabled?
>