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From: Christoph Hellwig <hch@lst.de>
To: Stefano Stabellini <sstabellini@kernel.org>
Cc: xen-devel@lists.xenproject.org, hch@lst.de,
	linux-kernel@vger.kernel.org,
	Stefano Stabellini <stefano.stabellini@xilinx.com>,
	boris.ostrovsky@oracle.com, jgross@suse.com,
	catalin.marinas@arm.com, will@kernel.org,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 1/2] xen/arm64: do not set SWIOTLB_NO_FORCE when swiotlb is required
Date: Wed, 12 May 2021 09:26:45 +0200	[thread overview]
Message-ID: <20210512072645.GA22396@lst.de> (raw)
In-Reply-To: <20210511174142.12742-1-sstabellini@kernel.org>

> -int xen_swiotlb_detect(void)
> -{
> -	if (!xen_domain())
> -		return 0;
> -	if (xen_feature(XENFEAT_direct_mapped))
> -		return 1;
> -	/* legacy case */
> -	if (!xen_feature(XENFEAT_not_direct_mapped) && xen_initial_domain())
> -		return 1;
> -	return 0;
> -}

I think this move should be a separate prep patch.

WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: Stefano Stabellini <sstabellini@kernel.org>
Cc: xen-devel@lists.xenproject.org, hch@lst.de,
	linux-kernel@vger.kernel.org,
	Stefano Stabellini <stefano.stabellini@xilinx.com>,
	boris.ostrovsky@oracle.com, jgross@suse.com,
	catalin.marinas@arm.com, will@kernel.org,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 1/2] xen/arm64: do not set SWIOTLB_NO_FORCE when swiotlb is required
Date: Wed, 12 May 2021 09:26:45 +0200	[thread overview]
Message-ID: <20210512072645.GA22396@lst.de> (raw)
In-Reply-To: <20210511174142.12742-1-sstabellini@kernel.org>

> -int xen_swiotlb_detect(void)
> -{
> -	if (!xen_domain())
> -		return 0;
> -	if (xen_feature(XENFEAT_direct_mapped))
> -		return 1;
> -	/* legacy case */
> -	if (!xen_feature(XENFEAT_not_direct_mapped) && xen_initial_domain())
> -		return 1;
> -	return 0;
> -}

I think this move should be a separate prep patch.

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  reply	other threads:[~2021-05-12  7:26 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-11 17:41 [PATCH 1/2] xen/arm64: do not set SWIOTLB_NO_FORCE when swiotlb is required Stefano Stabellini
2021-05-11 17:41 ` Stefano Stabellini
2021-05-12  7:26 ` Christoph Hellwig [this message]
2021-05-12  7:26   ` Christoph Hellwig
2021-05-12 19:55   ` Stefano Stabellini
2021-05-12 19:55     ` Stefano Stabellini
2021-05-12 19:55     ` Stefano Stabellini

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