Messages in this thread | | | From | yong w <> | Date | Wed, 14 Sep 2022 08:46:15 +0800 | Subject | Re: [PATCH v4] page_alloc: consider highatomic reserve in watermark fast |
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Greg KH <gregkh@linuxfoundation.org> 于2022年9月13日周二 21:54写道:
> > On Tue, Sep 13, 2022 at 09:09:47PM +0800, yong wrote: > > Hello, > > This patch is required to be patched in linux-5.4.y and linux-4.19.y. > > What is "this patch"? There is no context here :( > Sorry, I forgot to quote the original patch. the patch is as follows
f27ce0e page_alloc: consider highatomic reserve in watermark fast
> > In addition to that, the following two patches are somewhat related: > > > > 3334a45 mm/page_alloc: use ac->high_zoneidx for classzone_idx > > 9282012 page_alloc: fix invalid watermark check on a negative value > > In what way? What should be done here by us? >
I think these two patches should also be merged.
The classzone_idx parameter is used in the zone_watermark_fast functionzone, and 3334a45 use ac->high_zoneidx for classzone_idx. "9282012 page_alloc: fix invalid watermark check on a negative value" fix f27ce0e introduced issues
> confused, > > greg k-h
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