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Re: [PATCH] x86: avoid unnecessary low zone allocation in AMD IOMMU's alloc_coherent

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From: Joerg Roedel
Subject: Re: [PATCH] x86: avoid unnecessary low zone allocation in AMD IOMMU's alloc_coherent
Date: Wednesday, September 10, 2008 - 7:52 am

On Wed, Sep 10, 2008 at 11:39:00PM +0900, FUJITA Tomonori wrote:
 

Very true. My original rewrite did the mapping only when necessary too.
What were the reasons to do the mapping always?

Joerg

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Messages in current thread:
[PATCH] x86: avoid unnecessary low zone allocation in AMD ..., FUJITA Tomonori, (Wed Sep 10, 4:19 am)
Re: [PATCH] x86: avoid unnecessary low zone allocation in ..., Ingo Molnar, (Wed Sep 10, 4:57 am)
Re: [PATCH] x86: avoid unnecessary low zone allocation in ..., Joerg Roedel, (Wed Sep 10, 5:03 am)
Re: [PATCH] x86: avoid unnecessary low zone allocation in ..., Ingo Molnar, (Wed Sep 10, 5:18 am)
Re: [PATCH] x86: avoid unnecessary low zone allocation in ..., FUJITA Tomonori, (Wed Sep 10, 5:38 am)
Re: [PATCH] x86: avoid unnecessary low zone allocation in ..., Joerg Roedel, (Wed Sep 10, 5:48 am)
Re: [PATCH] x86: avoid unnecessary low zone allocation in ..., FUJITA Tomonori, (Wed Sep 10, 6:03 am)
Re: [PATCH] x86: avoid unnecessary low zone allocation in ..., Joerg Roedel, (Wed Sep 10, 6:10 am)
Re: [PATCH] x86: avoid unnecessary low zone allocation in ..., FUJITA Tomonori, (Wed Sep 10, 6:37 am)
Re: [PATCH] x86: avoid unnecessary low zone allocation in ..., Joerg Roedel, (Wed Sep 10, 6:53 am)
Re: [PATCH] x86: avoid unnecessary low zone allocation in ..., FUJITA Tomonori, (Wed Sep 10, 7:24 am)
Re: [PATCH] x86: avoid unnecessary low zone allocation in ..., Joerg Roedel, (Wed Sep 10, 7:38 am)
Re: [PATCH] x86: avoid unnecessary low zone allocation in ..., FUJITA Tomonori, (Wed Sep 10, 7:39 am)
Re: [PATCH] x86: avoid unnecessary low zone allocation in ..., FUJITA Tomonori, (Wed Sep 10, 7:45 am)
Re: [PATCH] x86: avoid unnecessary low zone allocation in ..., Joerg Roedel, (Wed Sep 10, 7:52 am)
Re: [PATCH] x86: avoid unnecessary low zone allocation in ..., FUJITA Tomonori, (Wed Sep 10, 8:09 am)
Re: [PATCH] x86: avoid unnecessary low zone allocation in ..., Joerg Roedel, (Wed Sep 10, 8:29 am)
Re: [PATCH] x86: avoid unnecessary low zone allocation in ..., FUJITA Tomonori, (Wed Sep 10, 9:29 am)
Re: [PATCH] x86: avoid unnecessary low zone allocation in ..., Joerg Roedel, (Wed Sep 10, 10:05 am)
Re: [PATCH] x86: avoid unnecessary low zone allocation in ..., FUJITA Tomonori, (Wed Sep 10, 10:15 am)
Re: [PATCH] x86: avoid unnecessary low zone allocation in ..., Joerg Roedel, (Wed Sep 10, 10:25 am)
Re: [PATCH] x86: avoid unnecessary low zone allocation in ..., Joerg Roedel, (Thu Sep 11, 2:10 am)
Re: [PATCH] x86: avoid unnecessary low zone allocation in ..., FUJITA Tomonori, (Thu Sep 11, 6:36 am)