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Thu, 22 Feb 2024 21:46:43 -0800 (PST) Received: from google.com ([2401:fa00:8f:203:b194:4f71:568a:eeb0]) by smtp.gmail.com with ESMTPSA id km14-20020a17090327ce00b001dbae7b85b1sm10817704plb.237.2024.02.22.21.46.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 22 Feb 2024 21:46:43 -0800 (PST) Date: Fri, 23 Feb 2024 14:46:39 +0900 From: Sergey Senozhatsky To: Chengming Zhou Cc: hannes@cmpxchg.org, Andrew Morton , Sergey Senozhatsky , nphamcs@gmail.com, yosryahmed@google.com, Minchan Kim , linux-mm@kvack.org, Chengming Zhou , linux-kernel@vger.kernel.org Subject: Re: [PATCH RESEND 1/3] mm/zsmalloc: remove set_zspage_mapping() Message-ID: <20240223054639.GQ11472@google.com> References: <20240220-b4-zsmalloc-cleanup-v1-0-b7e9cbab9541@linux.dev> <20240220-b4-zsmalloc-cleanup-v1-1-b7e9cbab9541@linux.dev> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240220-b4-zsmalloc-cleanup-v1-1-b7e9cbab9541@linux.dev> X-Rspamd-Queue-Id: 2A38BC0012 X-Rspam-User: X-Rspamd-Server: rspam04 X-Stat-Signature: d4j3hejz451b6ctxd71sfdm7gomf4yds X-HE-Tag: 1708667204-892851 X-HE-Meta: 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 lPinic1U 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000404, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On (24/02/20 11:44), Chengming Zhou wrote: > From: Chengming Zhou > > We only need to update zspage->fullness when insert_zspage(), since > zspage->class is never changed after allocated. > > Signed-off-by: Chengming Zhou Reviewed-by: Sergey Senozhatsky