From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9F4ED2F8BC0 for ; Wed, 17 Sep 2025 16:09:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758125353; cv=none; b=VK3TcJiOeJptSv3GwABM/d/W8CEn03YJNM01z3BYwjn04QlExYRdzizqMqrgEhMrUbl8VFcsYWb+mZ5nZUezZVdt2VARuJbjav44mQaXhYoz29hy2dasHXTFYTOU+e2TjC2KdVR8p/Ia76HTH0aOBBeDD2EEdi7OBblFaSAUe3M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758125353; c=relaxed/simple; bh=zfn3j23EMhHL2IAaa8Euu7RjPxfpSPh8mRxim9rJw9k=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=EQiUOMwFTxEtv9ylK6mGbFDUc0HsXwoHq93loCgIWH+ELJtrMkoh2zJeG7zjH8cFvEk9PQYaKwm3P/mfOrOE0s+MDJDJoSB5Whe+X3OiPdfkKUtgZCgWu+1Bpvf1cqucN8xNOLRJr3tMW9drkMa3zQmgiwnTmO6Yd5mUSj+CXE8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=oBFN4zKv; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="oBFN4zKv" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9DBA7C4CEE7; Wed, 17 Sep 2025 16:09:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1758125353; bh=zfn3j23EMhHL2IAaa8Euu7RjPxfpSPh8mRxim9rJw9k=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=oBFN4zKv/qvSJN4u9Pm9wX8aZj5FXg149vYbWUJkoeSEsDUBzhXQn6H08IgMG+Omw oKyf0WQX6TTnKYpDI0igRKarodA4MgLkrDwwl+jRZuL3g5LfO7yUXQwNYq6LYq+r5U QwCI3p1DJ4R9OlwAjTZuP6h/YoKQqxdDa4UcuhN/txnCXzVBZxw4wJWow0jWuaJ72b pEk8otiZeY8Nm2QJI8opY5TAYxFYJvBq3NP0GxElDF2pT86wFA0Ya6Up42epWjtdIs m4nIgedP8aBYTlADVJ54fTV3YIYg0rn6yiF53Nd3twzyrdtcNS+MEDHbN/VKtoIKEe 3w/hFogq4t+dA== Date: Wed, 17 Sep 2025 17:09:09 +0100 From: Simon Horman To: Jakub Kicinski Cc: davem@davemloft.net, netdev@vger.kernel.org, edumazet@google.com, pabeni@redhat.com, andrew+netdev@lunn.ch, alexanderduyck@fb.com, lee@trager.us Subject: Re: [PATCH net-next v3 9/9] eth: fbnic: add OTP health reporter Message-ID: <20250917160909.GQ394836@horms.kernel.org> References: <20250916231420.1693955-1-kuba@kernel.org> <20250916231420.1693955-10-kuba@kernel.org> Precedence: bulk X-Mailing-List: netdev@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: <20250916231420.1693955-10-kuba@kernel.org> On Tue, Sep 16, 2025 at 04:14:20PM -0700, Jakub Kicinski wrote: > OTP memory ("fuses") are used for secure boot and anti-rollback > protection. The OTP memory is ECC protected. Check for its health > periodically to notice when the chip is starting to go bad. > > Signed-off-by: Jakub Kicinski Reviewed-by: Simon Horman