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Date: Mon, 27 Jul 2026 16:20:08 -0700
From: Jakub Kicinski <kuba@kernel.org>
To: Imran Shaik <imran.shaik@oss.qualcomm.com>
Cc: Rob Herring <robh@kernel.org>, Krzysztof Kozlowski <krzk+dt@kernel.org>,
 Conor Dooley <conor+dt@kernel.org>, Richard Cochran
 <richardcochran@gmail.com>, Andrew Lunn <andrew+netdev@lunn.ch>, "David S.
 Miller" <davem@davemloft.net>, Eric Dumazet <edumazet@google.com>, Paolo
 Abeni <pabeni@redhat.com>, Bjorn Andersson <andersson@kernel.org>, Konrad
 Dybcio <konradybcio@kernel.org>, Ajit Pandey
 <ajit.pandey@oss.qualcomm.com>, Taniya Das <taniya.das@oss.qualcomm.com>,
 Jagadeesh Kona <jagadeesh.kona@oss.qualcomm.com>,
 linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
 linux-kernel@vger.kernel.org, netdev@vger.kernel.org
Subject: Re: [PATCH 3/6] ptp: qcom: Add PTP driver for the Qualcomm TSC
 hardware
Message-ID: <20260727162008.2b93959d@kernel.org>
In-Reply-To: <20260727-tscss-v1-3-beed14e72510@oss.qualcomm.com>
References: <20260727-tscss-v1-0-beed14e72510@oss.qualcomm.com>
	<20260727-tscss-v1-3-beed14e72510@oss.qualcomm.com>
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On Mon, 27 Jul 2026 19:40:59 +0530 Imran Shaik wrote:
> +static inline void qcom_tsc_split_ts(struct qcom_tsc *tsc, struct timespec64 ts, u32 *hi, u32 *lo)
> +{
> +	if (tsc->soc->rollover) {
> +		*hi = ts.tv_sec;
> +		*lo = ts.tv_nsec;
> +	} else {
> +		u64 ns = timespec64_to_ns(&ts);
> +
> +		*lo = lower_32_bits(ns);
> +		*hi = upper_32_bits(ns);
> +	}
> +}

Are you sure the compiler doesn't inline this trivial function with 2
callers even without the inline keyword. Compilers seem to inline as
much as possible these days.