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smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=J8BYqDfX; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9FD79606A31A for ; Fri, 30 Oct 2026 13:44:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=J8BYqDfX Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6399A1F000C1; Fri, 30 Oct 2026 13:44:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793367868; bh=3yYWD0QhgQsG/WixxGKk2eNbb1uyI52blWUwFwhhebw=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=J8BYqDfXIUOcLP8sJ1WRHOTxXuhlRR1MyKVbp4MhxIzdR7TePuANHWjCarhSpnIy5 Ki1s2op3iRA+bd4FxFCOCaAk+zvGSRfuxJk/BmLp/iJWuyri9Z5VJUWNfGtcmzT421 RrHS1oH6+WqB2X0m5jexnOByGRbEM3rMqmlVqlylAaPFq7ddBndlE3d1MztgU6Mux5 87pKQuKHi1MGuzXlzGzMCh16n58UoEbpJ8VIxPy6qy4o0RmmA+jzLBBL71UFCUcWBT n5Fuyc810/3r7THni1BGfKVGDmft9eLeQWgsMj0xaLS7JVmDVqi5youendX22WWCs1 tH6xePN3jPIuA== Message-ID: <0ce4ed99-7a8a-4547-9e01-cb20d514c594@kernel.org> Date: Fri, 30 Oct 2026 14:44:23 +0100 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 8/9] w1: w1_therm: lock the list of slaves for the bulk read To: Greg Kroah-Hartman Cc: Josef Bacik , linux-kernel@vger.kernel.org, stable References: <20261027-llm-char-misc-w1-v1-0-d2e6bfafb6a4@linuxfoundation.org> <20261027-llm-char-misc-w1-v1-8-d2e6bfafb6a4@linuxfoundation.org> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 27/10/2026 17:04, Greg Kroah-Hartman wrote: > From: Josef Bacik > > The callbacks of the file therm_bulk_read walk the list of the slaves of > the master, trigger_bulk_read() three times and therm_bulk_read_show() > once, without the list_mutex which protects it. In the meantime the > thread of the master may find out that a sensor has gone: > Reviewed-by: Krzysztof Kozlowski Best regards, Krzysztof