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Fri, 09 Oct 2026 21:08:43 -0700 (PDT) Received: from google.com ([2a00:79e0:2031:6:540c:2d4a:7d35:ee3]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2e8421b16casm19275425ad.40.2026.10.09.21.08.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 09 Oct 2026 21:08:43 -0700 (PDT) Date: Sat, 10 Oct 2026 13:08:37 +0900 From: Sergey Senozhatsky To: Usama Arif Cc: Sergey Senozhatsky , Andrew Morton , chengming.zhou@linux.dev, dsterba@suse.com, hannes@cmpxchg.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, nphamcs@gmail.com, terrelln@fb.com, yosry@kernel.org, riel@surriel.com, shakeel.butt@linux.dev, alex@ghiti.fr, kernel-team@meta.com Subject: Re: [PATCH 1/2] mm: zswap: use separate compression and decompression requests Message-ID: References: <20261006002307.2669023-1-usama.arif@linux.dev> <20261006002307.2669023-2-usama.arif@linux.dev> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On (26/10/09 17:26), Usama Arif wrote: > Thanks for the inital patches! Thank you for working on this! > > Catch me if you can ;P > > > > [1] https://lore.kernel.org/all/20261009071157.3730698-12-senozhatsky@chromium.org > > I think it wont help zstd, right? It would help stateless decompressors like > lz4 I think. Correct, zstd and deflate decomp contexts are mutable, cannot be shared.