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From: Muli Ben-Yehuda <muli@il.ibm.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: Joerg Roedel <joerg.roedel@amd.com>,
	linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
	iommu@lists.linux-foundation.org,
	David Woodhouse <dwmw2@infradead.org>,
	Amit Shah <amit.shah@qumranet.com>,
	Ingo Molnar <mingo@redhat.com>,
	FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Subject: Re: [PATCH 6/9] x86/iommu: change Calgary to use dma_ops register interface
Date: Tue, 30 Sep 2008 21:33:10 +0300	[thread overview]
Message-ID: <20080930183310.GB20341@il.ibm.com> (raw)
In-Reply-To: <20080930153815.GA22693@elte.hu>

On Tue, Sep 30, 2008 at 05:38:15PM +0200, Ingo Molnar wrote:
> 
> * Muli Ben-Yehuda <muli@il.ibm.com> wrote:
> 
> > > > +static int calgary_device_supported(struct device *dev)
> > > > +{
> > > > +	return translation_enabled(find_iommu_table(dev));
> > > > +}
> > 
> > Sure, but I prefer the explicit form since it lends itself to easier
> > debugging (oops line numbers, adding printks, etc.).
> 
> we never do that for simple stuff like this. The kernel would be
> twice as large if we did.

I assume you are talking about the source size, because the generated
code size should be exactly the same.

In any case, arguing where to place the semi-colon is a waste of
time. Do as you see fit.

Cheers,
Muli
-- 
The First Workshop on I/O Virtualization (WIOV '08)
Dec 2008, San Diego, CA, http://www.usenix.org/wiov08/
                      xxx
SYSTOR 2009---The Israeli Experimental Systems Conference
http://www.haifa.il.ibm.com/conferences/systor2009/

  reply	other threads:[~2008-09-30 18:34 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-09-22 18:21 [PATCH 0/9][RFC] stackable dma_ops for x86 Joerg Roedel
2008-09-22 18:21 ` [PATCH 1/9] x86/iommu: add necessary types for stackable dma_ops Joerg Roedel
2008-09-22 18:21 ` [PATCH 2/9] x86/iommu: add stackable dma_ops registration interface Joerg Roedel
2008-09-22 18:21 ` [PATCH 3/9] x86/iommu: change PCI-NOMMU to use dma_ops register interface Joerg Roedel
2008-09-22 18:21 ` [PATCH 4/9] x86/iommu: change SWIOTLB " Joerg Roedel
2008-09-22 18:21 ` [PATCH 5/9] x86/iommu: change GART " Joerg Roedel
2008-09-22 18:21 ` [PATCH 6/9] x86/iommu: change Calgary " Joerg Roedel
2008-09-23 14:37   ` Muli Ben-Yehuda
2008-09-30 11:10   ` Ingo Molnar
2008-09-30 11:58     ` Joerg Roedel
2008-09-30 13:30     ` Muli Ben-Yehuda
2008-09-30 15:38       ` Ingo Molnar
2008-09-30 18:33         ` Muli Ben-Yehuda [this message]
2008-09-22 18:21 ` [PATCH 7/9] x86/iommu: change AMD IOMMU " Joerg Roedel
2008-09-22 18:21 ` [PATCH 8/9] x86/iommu: change Intel " Joerg Roedel
2008-09-22 18:21 ` [PATCH 9/9] x86/iommu: use dma_ops_list in get_dma_ops Joerg Roedel
2008-09-26  7:56   ` Amit Shah
2008-09-26  8:59     ` Joerg Roedel
2008-09-26 10:49       ` Amit Shah
2008-09-26 12:32         ` Joerg Roedel
2008-09-27  0:13           ` Muli Ben-Yehuda
2008-09-28 19:13             ` Joerg Roedel
2008-09-29  9:30               ` Muli Ben-Yehuda
2008-09-29  9:36                 ` Joerg Roedel
2008-09-29 13:16                   ` FUJITA Tomonori
2008-09-29 13:33                     ` Joerg Roedel
2008-09-30 19:44                       ` Muli Ben-Yehuda
2008-10-01  7:19                         ` Joerg Roedel
2008-10-03  8:38                           ` Muli Ben-Yehuda
2008-09-26 11:00     ` Joerg Roedel
2008-09-28 14:21   ` FUJITA Tomonori
2008-09-28 18:44     ` Joerg Roedel
2008-09-29  9:25       ` Muli Ben-Yehuda
2008-09-29  9:29         ` Joerg Roedel
2008-09-22 18:36 ` [PATCH 0/9][RFC] stackable dma_ops for x86 Arjan van de Ven
2008-09-22 18:39   ` Joerg Roedel
2008-09-23  2:41     ` Jeremy Fitzhardinge
2008-09-23  2:50       ` Arjan van de Ven
2008-09-28 14:21 ` FUJITA Tomonori
2008-09-28 18:49   ` Joerg Roedel
2008-09-29 13:16     ` FUJITA Tomonori
2008-09-29 13:26       ` Joerg Roedel
2008-09-29 13:42         ` FUJITA Tomonori
2008-09-29 13:51           ` Joerg Roedel

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