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Date:   Tue, 5 Jul 2022 15:03:41 -0500
From:   Bjorn Helgaas <helgaas@kernel.org>
To:     Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Cc:     Lorenzo Pieralisi <lpieralisi@kernel.org>,
        Rob Herring <robh@kernel.org>,
        Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= <kw@linux.com>,
        Bjorn Helgaas <bhelgaas@google.com>,
        Ray Jui <rjui@broadcom.com>,
        Scott Branden <sbranden@broadcom.com>,
        Broadcom internal kernel review list 
        <bcm-kernel-feedback-list@broadcom.com>,
        linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org,
        linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] PCI: iproc: Use the bitmap API to allocate bitmaps
Message-ID: <20220705200341.GA80171@bhelgaas>
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In-Reply-To: <d839a951358ceb447226dc776590a2a38f3e3f9d.1656940469.git.christophe.jaillet@wanadoo.fr>
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On Mon, Jul 04, 2022 at 03:15:03PM +0200, Christophe JAILLET wrote:
> Use bitmap_zalloc()/bitmap_free() instead of hand-writing them.
> 
> It is less verbose and it improves the semantic.
> 
> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>

Applied with Ray's ack to pci/ctrl/iproc for v5.20, thanks!

> ---
>  drivers/pci/controller/pcie-iproc-msi.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/pci/controller/pcie-iproc-msi.c b/drivers/pci/controller/pcie-iproc-msi.c
> index 757b7fbcdc59..fee036b07cd4 100644
> --- a/drivers/pci/controller/pcie-iproc-msi.c
> +++ b/drivers/pci/controller/pcie-iproc-msi.c
> @@ -589,8 +589,8 @@ int iproc_msi_init(struct iproc_pcie *pcie, struct device_node *node)
>  		msi->has_inten_reg = true;
>  
>  	msi->nr_msi_vecs = msi->nr_irqs * EQ_LEN;
> -	msi->bitmap = devm_kcalloc(pcie->dev, BITS_TO_LONGS(msi->nr_msi_vecs),
> -				   sizeof(*msi->bitmap), GFP_KERNEL);
> +	msi->bitmap = devm_bitmap_zalloc(pcie->dev, msi->nr_msi_vecs,
> +					 GFP_KERNEL);
>  	if (!msi->bitmap)
>  		return -ENOMEM;
>  
> -- 
> 2.34.1
> 
> 
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