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Fri, 16 May 2025 16:50:17 -0700 (PDT) Received: from [192.168.1.150] ([198.8.77.157]) by smtp.gmail.com with ESMTPSA id 8926c6da1cb9f-4fbcc38a46dsm638985173.16.2025.05.16.16.50.16 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 16 May 2025 16:50:16 -0700 (PDT) Message-ID: <2bf9e08b-2138-493e-9cb0-df70f0842a8e@kernel.dk> Date: Fri, 16 May 2025 17:50:15 -0600 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] kernel: fix acct.c first test openai codex To: Ozgur Kara , Christian Brauner , Jeff Layton , Song Liu , Joel Granados Cc: linux-kernel@vger.kernel.org References: <01100196db61ea53-3ded88b2-9571-4516-b244-6c970990a627-000000@eu-north-1.amazonses.com> Content-Language: en-US From: Jens Axboe In-Reply-To: <01100196db61ea53-3ded88b2-9571-4516-b244-6c970990a627-000000@eu-north-1.amazonses.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 5/16/25 5:15 PM, Ozgur Kara wrote: > From: Ozgur Karatas > > Hello, > > i want to try out the openai codex and it seemed like a logical > process so with rcu_read_lock() a protection is started but we dont > call rcu_read_unlock(); it has to be called to end rcu read lock. > > I guess, this means rcu stays open forever and data structures are not > cleaned which causes performance degradation. Don't send obviously wrong AI garbage, please... -- Jens Axboe