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Date:   Sat, 13 Oct 2018 18:18:28 +0200
Message-ID: <s5hpnwdn7l7.wl-tiwai@suse.de>
From:   Takashi Iwai <tiwai@suse.de>
To:     Christoph Hellwig <hch@lst.de>
Cc:     linux-pm@vger.kernel.org, linux-tegra@vger.kernel.org,
        dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org,
        linux-spi@vger.kernel.org, linux-fbdev@vger.kernel.org,
        alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org
Subject: Re: [alsa-devel] [PATCH 4/8] sound: hpios: don't pass GFP_DMA32 to     dma_alloc_coherent
In-Reply-To: <20181013151707.32210-5-hch@lst.de>
References: <20181013151707.32210-1-hch@lst.de>
        <20181013151707.32210-5-hch@lst.de>
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On Sat, 13 Oct 2018 17:17:03 +0200,
Christoph Hellwig wrote:
> 
> The DMA API does its own zone decisions based on the coherent_dma_mask.
> 
> Signed-off-by: Christoph Hellwig <hch@lst.de>

Reviewed-by: Takashi Iwai <tiwai@suse.de>


Would you like to take this as a series, or shall I take individually
through sound tree?


thanks,

Takashi

> ---
>  sound/pci/asihpi/hpios.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/sound/pci/asihpi/hpios.c b/sound/pci/asihpi/hpios.c
> index 5ef4fe964366..7c91330af719 100644
> --- a/sound/pci/asihpi/hpios.c
> +++ b/sound/pci/asihpi/hpios.c
> @@ -49,7 +49,7 @@ u16 hpios_locked_mem_alloc(struct consistent_dma_area *p_mem_area, u32 size,
>  	/*?? any benefit in using managed dmam_alloc_coherent? */
>  	p_mem_area->vaddr =
>  		dma_alloc_coherent(&pdev->dev, size, &p_mem_area->dma_handle,
> -		GFP_DMA32 | GFP_KERNEL);
> +		GFP_KERNEL);
>  
>  	if (p_mem_area->vaddr) {
>  		HPI_DEBUG_LOG(DEBUG, "allocated %d bytes, dma 0x%x vma %p\n",
> -- 
> 2.19.1
> 
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