From: Andrew Morton <akpm@linux-foundation.org>
To: Mel Gorman <mgorman@techsingularity.net>
Cc: Huang Ying <ying.huang@intel.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Arjan Van De Ven <arjan@linux.intel.com>,
Vlastimil Babka <vbabka@suse.cz>,
David Hildenbrand <david@redhat.com>,
Johannes Weiner <jweiner@redhat.com>,
Dave Hansen <dave.hansen@linux.intel.com>,
Michal Hocko <mhocko@suse.com>,
Pavel Tatashin <pasha.tatashin@soleen.com>,
Matthew Wilcox <willy@infradead.org>,
Christoph Lameter <cl@linux.com>
Subject: Re: [PATCH 01/10] mm, pcp: avoid to drain PCP when process exit
Date: Wed, 11 Oct 2023 10:16:17 -0700 [thread overview]
Message-ID: <20231011101617.2f814633defaa13e77308d9b@linux-foundation.org> (raw)
In-Reply-To: <20231011124610.4punxroovolyvmgr@techsingularity.net>
On Wed, 11 Oct 2023 13:46:10 +0100 Mel Gorman <mgorman@techsingularity.net> wrote:
> > --- a/include/linux/mmzone.h
> > +++ b/include/linux/mmzone.h
> > @@ -676,12 +676,15 @@ enum zone_watermarks {
> > #define high_wmark_pages(z) (z->_watermark[WMARK_HIGH] + z->watermark_boost)
> > #define wmark_pages(z, i) (z->_watermark[i] + z->watermark_boost)
> >
> > +#define PCPF_PREV_FREE_HIGH_ORDER 0x01
> > +
>
> The meaning of the flag and its intent should have been documented.
I need to rebase mm-stable for other reasons. So let's please
decide (soon) whether Mel's review comments can be addressed
via add-on patches or whether I should drop this version of this
series altogether, during that rebase.
next prev parent reply other threads:[~2023-10-11 17:16 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-20 6:18 [PATCH 00/10] mm: PCP high auto-tuning Huang Ying
2023-09-20 6:18 ` [PATCH 01/10] mm, pcp: avoid to drain PCP when process exit Huang Ying
2023-10-11 12:46 ` Mel Gorman
2023-10-11 17:16 ` Andrew Morton [this message]
2023-10-12 13:09 ` Mel Gorman
2023-10-12 13:35 ` Huang, Ying
2023-10-12 12:21 ` Huang, Ying
2023-09-20 6:18 ` [PATCH 02/10] cacheinfo: calculate per-CPU data cache size Huang Ying
2023-09-20 9:24 ` Sudeep Holla
2023-09-22 7:56 ` Huang, Ying
2023-10-11 12:20 ` Mel Gorman
2023-10-12 12:08 ` Huang, Ying
2023-10-12 12:52 ` Mel Gorman
2023-10-12 13:12 ` Huang, Ying
2023-10-12 15:22 ` Mel Gorman
2023-10-13 3:06 ` Huang, Ying
2023-10-16 15:43 ` Mel Gorman
2023-09-20 6:18 ` [PATCH 03/10] mm, pcp: reduce lock contention for draining high-order pages Huang Ying
2023-10-11 12:49 ` Mel Gorman
2023-10-12 12:11 ` Huang, Ying
2023-09-20 6:18 ` [PATCH 04/10] mm: restrict the pcp batch scale factor to avoid too long latency Huang Ying
2023-10-11 12:52 ` Mel Gorman
2023-10-12 12:15 ` Huang, Ying
2023-09-20 6:18 ` [PATCH 05/10] mm, page_alloc: scale the number of pages that are batch allocated Huang Ying
2023-10-11 12:54 ` Mel Gorman
2023-09-20 6:18 ` [PATCH 06/10] mm: add framework for PCP high auto-tuning Huang Ying
2023-09-20 6:18 ` [PATCH 07/10] mm: tune PCP high automatically Huang Ying
2023-09-20 6:18 ` [PATCH 08/10] mm, pcp: decrease PCP high if free pages < high watermark Huang Ying
2023-10-11 13:08 ` Mel Gorman
2023-10-12 12:19 ` Huang, Ying
2023-09-20 6:18 ` [PATCH 09/10] mm, pcp: avoid to reduce PCP high unnecessarily Huang Ying
2023-10-11 14:09 ` Mel Gorman
2023-10-12 7:48 ` Huang, Ying
2023-10-12 12:49 ` Mel Gorman
2023-10-12 13:19 ` Huang, Ying
2023-09-20 6:18 ` [PATCH 10/10] mm, pcp: reduce detecting time of consecutive high order page freeing Huang Ying
2023-09-20 16:41 ` [PATCH 00/10] mm: PCP high auto-tuning Andrew Morton
2023-09-21 13:32 ` Huang, Ying
2023-09-21 15:46 ` Andrew Morton
2023-09-22 0:33 ` Huang, Ying
2023-10-11 13:05 ` Mel Gorman
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