From: Aneesh Kumar K V <aneesh.kumar@linux.ibm.com>
To: linux-mm@kvack.org, akpm@linux-foundation.org
Cc: Wei Xu <weixugc@google.com>, Huang Ying <ying.huang@intel.com>,
Yang Shi <shy828301@gmail.com>,
Davidlohr Bueso <dave@stgolabs.net>,
Tim C Chen <tim.c.chen@intel.com>,
Michal Hocko <mhocko@kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Hesham Almatary <hesham.almatary@huawei.com>,
Dave Hansen <dave.hansen@intel.com>,
Jonathan Cameron <Jonathan.Cameron@huawei.com>,
Alistair Popple <apopple@nvidia.com>,
Dan Williams <dan.j.williams@intel.com>,
Johannes Weiner <hannes@cmpxchg.org>,
jvgediya.oss@gmail.com, Bharata B Rao <bharata@amd.com>
Subject: Re: [PATCH v15 01/10] mm/demotion: Add support for explicit memory tiers
Date: Thu, 18 Aug 2022 19:22:26 +0530 [thread overview]
Message-ID: <c4c37505-0320-2a00-0f8f-0490f39486ff@linux.ibm.com> (raw)
In-Reply-To: <20220818131042.113280-2-aneesh.kumar@linux.ibm.com>
On 8/18/22 6:40 PM, Aneesh Kumar K.V wrote:
> + */
> +#define MEMTIER_CHUNK_BITS 7
> +#define MEMTIER_CHUNK_SIZE (1 << MEMTIER_CHUNK_BITS)
> +/*
> + * Smaller abstract distance values imply faster(higher) memory tiers. Offset
> + * the DRAM adistance so that we can accommodate devices with a slightly lower
> + * adistance value (slightly slower) than default DRAM adistance to be part of
(^^^ slightly faster)
> + * the same memory tier.
> + */
>
next prev parent reply other threads:[~2022-08-18 16:13 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-18 13:10 [PATCH v15 00/10] mm/demotion: Memory tiers and demotion Aneesh Kumar K.V
2022-08-18 13:10 ` [PATCH v15 01/10] mm/demotion: Add support for explicit memory tiers Aneesh Kumar K.V
2022-08-18 13:52 ` Aneesh Kumar K V [this message]
2022-08-18 13:10 ` [PATCH v15 02/10] mm/demotion: Move memory demotion related code Aneesh Kumar K.V
2022-08-18 13:10 ` [PATCH v15 03/10] mm/demotion: Add hotplug callbacks to handle new numa node onlined Aneesh Kumar K.V
2022-08-18 13:10 ` [PATCH v15 04/10] mm/demotion/dax/kmem: Set node's abstract distance to MEMTIER_DEFAULT_DAX_ADISTANCE Aneesh Kumar K.V
2022-08-18 13:10 ` [PATCH v15 05/10] mm/demotion: Build demotion targets based on explicit memory tiers Aneesh Kumar K.V
2022-08-18 13:10 ` [PATCH v15 06/10] mm/demotion: Add pg_data_t member to track node memory tier details Aneesh Kumar K.V
2022-08-18 13:10 ` [PATCH v15 07/10] mm/demotion: Drop memtier from memtype Aneesh Kumar K.V
2022-08-18 13:10 ` [PATCH v15 08/10] mm/demotion: Demote pages according to allocation fallback order Aneesh Kumar K.V
2022-08-18 13:10 ` [PATCH v15 09/10] mm/demotion: Update node_is_toptier to work with memory tiers Aneesh Kumar K.V
2022-08-18 13:10 ` [PATCH v15 10/10] lib/nodemask: Optimize node_random for nodemask with single NUMA node Aneesh Kumar K.V
2022-09-26 20:17 ` Yury Norov
2022-08-19 6:27 ` [PATCH v15 00/10] mm/demotion: Memory tiers and demotion Bharata B Rao
2022-08-20 0:34 ` Andrew Morton
2022-08-22 3:41 ` Bharata B Rao
2022-08-20 1:54 ` Wei Xu
2022-09-12 0:13 ` Andrew Morton
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=c4c37505-0320-2a00-0f8f-0490f39486ff@linux.ibm.com \
--to=aneesh.kumar@linux.ibm.com \
--cc=Jonathan.Cameron@huawei.com \
--cc=akpm@linux-foundation.org \
--cc=apopple@nvidia.com \
--cc=bharata@amd.com \
--cc=dan.j.williams@intel.com \
--cc=dave.hansen@intel.com \
--cc=dave@stgolabs.net \
--cc=hannes@cmpxchg.org \
--cc=hesham.almatary@huawei.com \
--cc=jvgediya.oss@gmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=mhocko@kernel.org \
--cc=shy828301@gmail.com \
--cc=tim.c.chen@intel.com \
--cc=weixugc@google.com \
--cc=ying.huang@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox