From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (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 36CE52773F6 for ; Tue, 19 Aug 2025 08:43:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.133.124 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755592990; cv=none; b=gOAtcdPO7y/VFuYx+J6nHX7b7rWXeriVh1X3D6mBc/VAqJGFbyTM6nnyuu917SqAl0hZyD/YSD+FVroAXVHUnqwFU2OqjqBxw+LRdXRJ4GvSIm9qn5uzFSjomPlo0kU+AQMOHUcuRVwJgD6zSlzf+GuKUtwn2VoLUVsYLwm3MJ0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755592990; c=relaxed/simple; bh=uiXQE0NRvooKnb00ZyDFhzitwmlzgW0GBH3yhlrAOPM=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=COVAEO6zdBq3adN+n4BaRrHIWHCMN98+ZCmRJsl1UW9xua3PRV4EXUyLHUTgKkxqSbAYKgroFkz151HFTvYwELU49zyLzHCIeFm2E84/fes/pNaPX0+l1QTCCD0p58LbSLQnpBPo2zz/zJvnVAZ1rlnN+QqGQGg9itfFdiO2sAk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=Yt4PjlWN; arc=none smtp.client-ip=170.10.133.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="Yt4PjlWN" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1755592987; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=nj9EkvlpuR2O71TRrkQ6effPG9eafUyoJmenDbBRkkc=; b=Yt4PjlWNTR33A17qSKrH/TVis3t3b//Nqh9rUTDOS1iF0b/a1nydLY1SPlMtv/z6eSECqw y+4KJ+KwFeWAO5a345R1WutrYy+LdLgu75ohWXhpPTSl3lTySfG+dFfc+XR6hF3nmshw9r iZflmXyzZTkOvfQA2c0Qm4oySpFRU2k= Received: from mail-qt1-f200.google.com (mail-qt1-f200.google.com [209.85.160.200]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-582-zuw2onxnOkmBLGaIWbV7EA-1; Tue, 19 Aug 2025 04:43:05 -0400 X-MC-Unique: zuw2onxnOkmBLGaIWbV7EA-1 X-Mimecast-MFC-AGG-ID: zuw2onxnOkmBLGaIWbV7EA_1755592985 Received: by mail-qt1-f200.google.com with SMTP id d75a77b69052e-4b109c7ad98so186919161cf.3 for ; Tue, 19 Aug 2025 01:43:05 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1755592985; x=1756197785; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=nj9EkvlpuR2O71TRrkQ6effPG9eafUyoJmenDbBRkkc=; b=JKTS1fD58aY/Oo97fGmgnAhOMxHmiGG98+q9ngzth/NdCFihdDkiHvoB4tiVV7G962 lwigkmSCJ/iOq7QjgUba9fX2SV8vpafnufAR+/fQQWKw56FIA6JPccJS2bwK29V81bds 0GGwQg0j8MIkPgeuy/zHCbLW7HBl1YpiTsOtZBMjwCqa4eHBGL9ejSgdH64JmrSUN2FY CRs3/uiKvMlSpfcUH+r86JoZJWakJW8iG6lDC4ZLQWNBrh7x4Xu4AEKBfGMsHZYeTOKt zgScodbel86fDvoI2B0r1dNWV93lU9CIjiZ37MHVqRUTm1+EPLopE/bXYr+WTtejOI6w 9x0Q== X-Forwarded-Encrypted: i=1; AJvYcCV5zyiV1XbxL0bwQN0EYqpN3WVndV25yzeZT0gCxKsT3lsSBzENvB1c/9yATpWzAZ30zSwVP7A=@vger.kernel.org X-Gm-Message-State: AOJu0YyyZbFLjec+A8hDY+uksDW6RO0SUapTeBxf1csmkaBRNlMcrG1t 3eOLs8QOwQ0karZWO01lV2CDg9fPivm6aQ6RCQ+fdY7ChjlcjSqecOtx41A3F77T4C0ke6cT1Mm MMYPT6BkgJUN5dmO1BaMLEtytKrh4w2TTojiVHrVQaATdoOTvMZif+5qwsQ== X-Gm-Gg: ASbGncvZXq40kgfNtZ9PmTTx/VGAksHXIcpA1D1AwsCScfqYwUUgyWIMTbjJKxQVIkt D4ojU1tIl+zB3Rf9NE7y5w6596J5B4wSnqsjaEyIgxkjPbfuQ8RtgXSgqDc6OxdtqQyogylNfjp UBXIJrvpdmwlpWhR6sljeGXy+a3mGPBEwjwZndeTeWvKVKk/dNEbPBe0OoOMkCZZar/cUvws5DB +a8ZQh5KHB9WnLl1XFKXVHJsbUid28rxU7NH1+4RljJVhQfHFKcGCAI1CzYLdE69fIY0vUIXzXz z93bsOeUCxxouS7XAiW4kAZViCyUXotMxm9SIrXjngoArBwPOQrw7WpfDiiVLjQqv5jLridVULi qNVNRgBffObc= X-Received: by 2002:a05:622a:4d03:b0:4af:1837:778e with SMTP id d75a77b69052e-4b286d9f7ebmr18161771cf.31.1755592985087; Tue, 19 Aug 2025 01:43:05 -0700 (PDT) X-Google-Smtp-Source: AGHT+IGw7UB9FBrpGjQ2XSRXKjMIthoW12C3rhlMGUbObj2mrt2S/t/HnOA8M/IRXI4lKNYc+qncPA== X-Received: by 2002:a05:622a:4d03:b0:4af:1837:778e with SMTP id d75a77b69052e-4b286d9f7ebmr18161561cf.31.1755592984715; Tue, 19 Aug 2025 01:43:04 -0700 (PDT) Received: from ?IPV6:2a0d:3344:2712:7e10:4d59:d956:544f:d65c? ([2a0d:3344:2712:7e10:4d59:d956:544f:d65c]) by smtp.gmail.com with ESMTPSA id d75a77b69052e-4b11dc19631sm63346241cf.12.2025.08.19.01.43.01 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 19 Aug 2025 01:43:04 -0700 (PDT) Message-ID: Date: Tue, 19 Aug 2025 10:43:00 +0200 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH net-next V2 1/3] ptp: Add ioctl commands to expose raw cycle counter values To: Richard Cochran Cc: Saeed Mahameed , Leon Romanovsky , Mark Bloch , netdev@vger.kernel.org, linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org, Gal Pressman , Thomas Gleixner , Carolina Jubran , Jakub Kicinski , Vladimir Oltean , Dragos Tatulea , "David S. Miller" , Eric Dumazet , Tariq Toukan , Andrew Lunn References: <1755008228-88881-1-git-send-email-tariqt@nvidia.com> <1755008228-88881-2-git-send-email-tariqt@nvidia.com> Content-Language: en-US From: Paolo Abeni In-Reply-To: <1755008228-88881-2-git-send-email-tariqt@nvidia.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 8/12/25 4:17 PM, Tariq Toukan wrote: > From: Carolina Jubran > > Introduce two new ioctl commands, PTP_SYS_OFFSET_PRECISE_CYCLES and > PTP_SYS_OFFSET_EXTENDED_CYCLES, to allow user space to access the > raw free-running cycle counter from PTP devices. > > These ioctls are variants of the existing PRECISE and EXTENDED > offset queries, but instead of returning device time in realtime, > they return the raw cycle counter value. > > Signed-off-by: Carolina Jubran > Reviewed-by: Dragos Tatulea > Signed-off-by: Tariq Toukan Hi Richard, can we have a formal ack here? Thanks, Paolo