linux-kernel - Re: [PATCH] samples/damon: add parameters for node0 memory usage

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-Id: <20250619164636.58743-1-sj@kernel.org>
Date: Thu, 19 Jun 2025 09:46:36 -0700
From: SeongJae Park <sj@...nel.org>
To: Yunjeong Mun <yunjeong.mun@...com>
Cc: SeongJae Park <sj@...nel.org>,
	damon@...ts.linux.dev,
	linux-mm@...ck.org,
	linux-kernel@...r.kernel.org,
	kernel_team@...ynix.com,
	Honggyu Kim <honggyu.kim@...com>
Subject: Re: [PATCH] samples/damon: add parameters for node0 memory usage

On Thu, 19 Jun 2025 14:03:12 +0900 Yunjeong Mun <yunjeong.mun@...com> wrote:

> This patch changes the hard-coded quota goal metric values into sysfs
> knobs: `node0_mem_used_bp` and `node0_mem_free_bp`. These knobs
> represent the used and free memory ratio of node0 in basis points
> (bp, where 1 bp = 0.01%). As mentioned in [1], this patch is developed
> under the assumption that node0 is always the fast-tier in a two-tiers
> memory setup.
> 
> [1] https://lore.kernel.org/linux-mm/20250420194030.75838-8-sj@kernel.org/

Thank you for this patch.  Please note that this is just a sample code, and
hence there will be no strict user space compatibility support.

> 
> Suggested-by: Honggyu Kim <honggyu.kim@...com>
> Signed-off-by: Yunjeong Mun <yunjeong.mun@...com>

Reviewed-by: SeongJae Park <sj@...nel.org>


Thanks,
SJ

[...]