linux-kernel - Re: [PATCH 4/6] clocksource: hyper-v: Fix warnings for missing export.h header inclusion

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Message-ID: <aHY7CKL--DDnWXT7@mai.linaro.org>
Date: Tue, 15 Jul 2025 13:27:04 +0200
From: Daniel Lezcano <daniel.lezcano@...aro.org>
To: Naman Jain <namjain@...ux.microsoft.com>
Cc: "K . Y . Srinivasan" <kys@...rosoft.com>,
	Haiyang Zhang <haiyangz@...rosoft.com>,
	Wei Liu <wei.liu@...nel.org>, Dexuan Cui <decui@...rosoft.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
	Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
	"H . Peter Anvin" <hpa@...or.com>,
	Vitaly Kuznetsov <vkuznets@...hat.com>,
	Sean Christopherson <seanjc@...gle.com>,
	Paolo Bonzini <pbonzini@...hat.com>,
	Andrew Lunn <andrew+netdev@...n.ch>,
	"David S . Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Lorenzo Pieralisi <lpieralisi@...nel.org>,
	Krzysztof Wilczyński <kwilczynski@...nel.org>,
	Manivannan Sadhasivam <mani@...nel.org>,
	Rob Herring <robh@...nel.org>, Bjorn Helgaas <bhelgaas@...gle.com>,
	Konstantin Taranov <kotaranov@...rosoft.com>,
	Leon Romanovsky <leon@...nel.org>, Long Li <longli@...rosoft.com>,
	Shiraz Saleem <shirazsaleem@...rosoft.com>,
	Shradha Gupta <shradhagupta@...ux.microsoft.com>,
	Maxim Levitsky <mlevitsk@...hat.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Erni Sri Satya Vennela <ernis@...ux.microsoft.com>,
	Souradeep Chakrabarti <schakrabarti@...ux.microsoft.com>,
	linux-hyperv@...r.kernel.org, linux-kernel@...r.kernel.org,
	kvm@...r.kernel.org, netdev@...r.kernel.org,
	linux-pci@...r.kernel.org
Subject: Re: [PATCH 4/6] clocksource: hyper-v: Fix warnings for missing
 export.h header inclusion

On Wed, Jun 11, 2025 at 03:34:57PM +0530, Naman Jain wrote:
> Fix below warning in Hyper-V clocksource driver that comes when kernel
> is compiled with W=1 option. Include export.h in driver files to fix it.
> * warning: EXPORT_SYMBOL() is used, but #include <linux/export.h>
> is missing
> 
> Signed-off-by: Naman Jain <namjain@...ux.microsoft.com>
> ---
>  drivers/clocksource/hyperv_timer.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/clocksource/hyperv_timer.c b/drivers/clocksource/hyperv_timer.c
> index 09549451dd51..2edc13ca184e 100644
> --- a/drivers/clocksource/hyperv_timer.c
> +++ b/drivers/clocksource/hyperv_timer.c
> @@ -22,6 +22,7 @@
>  #include <linux/irq.h>
>  #include <linux/acpi.h>
>  #include <linux/hyperv.h>
> +#include <linux/export.h>
>  #include <clocksource/hyperv_timer.h>
>  #include <hyperv/hvhdk.h>
>  #include <asm/mshyperv.h>

Acked-by: Daniel Lezcano <daniel.lezcano@...aro.org>


> -- 
> 2.34.1
> 

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