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Fri, 13 Nov 2026 18:35:18 -0800 (PST) Received: from google.com ([2a00:79e0:2031:6:d97f:ef68:a8e1:6af5]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-379558231eesm11080880eec.12.2026.11.13.18.35.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 13 Nov 2026 18:35:17 -0800 (PST) Date: Sat, 14 Nov 2026 11:35:11 +0900 From: Sergey Senozhatsky To: Xueyuan Chen Cc: Sergey Senozhatsky , Minchan Kim , Andrew Morton , David Hildenbrand , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Jonathan Corbet , Shuah Khan , Randy Dunlap , Alex Shi , Yanteng Si , Dongliang Mu , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Helen Koike , Vignesh Raman , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , linux-mm@kvack.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org, dri-devel@lists.freedesktop.org, Nhat Pham Subject: Re: [PATCH v3] mm/zsmalloc: remove CONFIG_ZSMALLOC_STAT Message-ID: References: <20261111-zsmalloc_stat-v3-1-2d85ed51570e@gmail.com> <179457128804.2142163.14813125534208665209.b4-reply@b4> X-Mailing-List: linux-s390@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <179457128804.2142163.14813125534208665209.b4-reply@b4> On (26/11/13 20:01), Xueyuan Chen wrote: [..] > On 2026-11-13 11:19 +0900, Sergey Senozhatsky wrote: > > On (26/11/11 20:41), Xueyuan Chen wrote: > > [..] > > > diff --git a/Documentation/mm/zsmalloc.rst b/Documentation/mm/zsmalloc.rst > > > index d2bbecd78e14..4c0786378dc3 100644 > > > --- a/Documentation/mm/zsmalloc.rst > > > +++ b/Documentation/mm/zsmalloc.rst > > > @@ -33,8 +33,8 @@ proper handle-based APIs. > > > stat > > > ==== > > > > > > -With CONFIG_ZSMALLOC_STAT, we could see zsmalloc internal information via > > > -``/sys/kernel/debug/zsmalloc/``. Here is a sample of stat output:: > > > +With CONFIG_DEBUG_FS, we could see zsmalloc internal information via > > > +``/sys/kernel/debug/zsmalloc/``. Here is a sample of stat output:: > > > > While we are at it, > > We use zramX throughout Documentation/admin-guide/blockdev/zram.rst > > and in some other files as well. So let's just replace user/pool name > > with > > > > /sys/kernel/debug/zsmalloc/zramX/classes > Zswap has its own zsmalloc pool too. How about this? > > /sys/kernel/debug/zsmalloc/{zramX,zswapX}/classes Ahh... zswap. Good point. OK, feel free to keep it as is or to use zramX/zswapX. Up to you.