Re: [patch 09/11] PAT x86: Add ioremap_wc support

2008-01-11 Thread Roland Dreier
> >I don't think that's a good idea. Drivers should be able to > >detect this somehow. > >Handling UC mappings as WC will probably give very poor results. > It is the other way. ioremap_wc aliases to ioremap_nocache. > This was based on earlier feedback from Roland. > >From: Roland Dreier

Re: [patch 09/11] PAT x86: Add ioremap_wc support

2008-01-11 Thread Roland Dreier
I don't think that's a good idea. Drivers should be able to detect this somehow. Handling UC mappings as WC will probably give very poor results. It is the other way. ioremap_wc aliases to ioremap_nocache. This was based on earlier feedback from Roland. From: Roland Dreier

RE: [patch 09/11] PAT x86: Add ioremap_wc support

2008-01-10 Thread Pallipadi, Venkatesh
PROTECTED]; >[EMAIL PROTECTED]; [EMAIL PROTECTED]; >linux-kernel@vger.kernel.org; Siddha, Suresh B >Subject: Re: [patch 09/11] PAT x86: Add ioremap_wc support > >[EMAIL PROTECTED] writes: >> Index: linux-2.6.git/include/asm-generic/iomap.h >>

Re: [patch 09/11] PAT x86: Add ioremap_wc support

2008-01-10 Thread Andi Kleen
[EMAIL PROTECTED] writes: > Index: linux-2.6.git/include/asm-generic/iomap.h > === > --- linux-2.6.git.orig/include/asm-generic/iomap.h2008-01-08 > 03:31:37.0 -0800 > +++ linux-2.6.git/include/asm-generic/iomap.h

[patch 09/11] PAT x86: Add ioremap_wc support

2008-01-10 Thread venkatesh . pallipadi
Forward port of ioremap.patch to x86 tree. Shared code across i386 and x86_64 are in shared files ioremap.c and io.h. Signed-off-by: Venkatesh Pallipadi <[EMAIL PROTECTED]> Signed-off-by: Suresh Siddha <[EMAIL PROTECTED]> Index: linux-2.6.git/arch/x86/mm/ioremap_64.c

Re: [patch 09/11] PAT x86: Add ioremap_wc support

2008-01-10 Thread Andi Kleen
[EMAIL PROTECTED] writes: Index: linux-2.6.git/include/asm-generic/iomap.h === --- linux-2.6.git.orig/include/asm-generic/iomap.h2008-01-08 03:31:37.0 -0800 +++ linux-2.6.git/include/asm-generic/iomap.h 2008-01-08

RE: [patch 09/11] PAT x86: Add ioremap_wc support

2008-01-10 Thread Pallipadi, Venkatesh
]; [EMAIL PROTECTED]; linux-kernel@vger.kernel.org; Siddha, Suresh B Subject: Re: [patch 09/11] PAT x86: Add ioremap_wc support [EMAIL PROTECTED] writes: Index: linux-2.6.git/include/asm-generic/iomap.h === --- linux-2.6.git.orig

[patch 09/11] PAT x86: Add ioremap_wc support

2008-01-10 Thread venkatesh . pallipadi
Forward port of ioremap.patch to x86 tree. Shared code across i386 and x86_64 are in shared files ioremap.c and io.h. Signed-off-by: Venkatesh Pallipadi [EMAIL PROTECTED] Signed-off-by: Suresh Siddha [EMAIL PROTECTED] Index: linux-2.6.git/arch/x86/mm/ioremap_64.c