Re: [PATCH 16/16] 64bit Resource: finally enable 64bit resource sizes

[Vivek Goyal]

On Mon, Jun 19, 2006 at 12:17:12PM +0200, Roman Zippel wrote:
> Hi,
> 
> On Mon, 19 Jun 2006, Geert Uytterhoeven wrote:
> 
> > > --- linux-2.6.17-rc6-1M/mm/Kconfig~64bit-resources-modify-kconfig-options	2006-06-18 13:35:13.000000000 -0400
> > > +++ linux-2.6.17-rc6-1M-vivek/mm/Kconfig	2006-06-18 13:35:13.000000000 -0400
> > > @@ -145,3 +145,12 @@ config MIGRATION
> > >  	  while the virtual addresses are not changed. This is useful for
> > >  	  example on NUMA systems to put pages nearer to the processors accessing
> > >  	  the page.
> > > +
> > > +config RESOURCES_64BIT
> > > +	bool "64 bit Memory and IO resources (EXPERIMENTAL)"
> > > +	depends on (EXPERIMENTAL && !64BIT) || 64BIT
> > > +	default y if 64BIT
> > 
> > it defaults to y if 64BIT. Roman?
> 
> This should do it:
> 
> config RESOURCES_64BIT
> 	bool "64 bit Memory and IO resources (EXPERIMENTAL)" if !64BIT && EXPERIMENTAL
> 	default 64BIT
>

Wow. That works. Thanks. I am attaching the patch. Hope this one is final :-)

Greg, can you please pick the patch.

Thanks
Vivek



o Introuces CONFIG_RESOURCES_64BIT Kconfig option.

Signed-off-by: Roman Zippel <zippel@xxxxxxxxxxxxxx>
Signed-off-by: Vivek Goyal <vgoyal@xxxxxxxxxx>
---

 linux-2.6.17-rc6-1M-vivek/arch/i386/Kconfig     |    1 +
 linux-2.6.17-rc6-1M-vivek/include/linux/types.h |    7 ++++++-
 linux-2.6.17-rc6-1M-vivek/mm/Kconfig            |    6 ++++++
 3 files changed, 13 insertions(+), 1 deletion(-)

diff -puN include/linux/types.h~64bit-resources-modify-kconfig-options include/linux/types.h
--- linux-2.6.17-rc6-1M/include/linux/types.h~64bit-resources-modify-kconfig-options	2006-06-18 13:35:13.000000000 -0400
+++ linux-2.6.17-rc6-1M-vivek/include/linux/types.h	2006-06-18 13:35:13.000000000 -0400
@@ -179,7 +179,12 @@ typedef __u64 __bitwise __be64;
 #ifdef __KERNEL__
 typedef unsigned __bitwise__ gfp_t;
 
-typedef unsigned long resource_size_t;
+#ifdef CONFIG_RESOURCES_64BIT
+typedef u64 resource_size_t;
+#else
+typedef u32 resource_size_t;
+#endif
+
 #endif
 
 struct ustat {
diff -puN mm/Kconfig~64bit-resources-modify-kconfig-options mm/Kconfig
--- linux-2.6.17-rc6-1M/mm/Kconfig~64bit-resources-modify-kconfig-options	2006-06-18 13:35:13.000000000 -0400
+++ linux-2.6.17-rc6-1M-vivek/mm/Kconfig	2006-06-19 09:48:41.000000000 -0400
@@ -145,3 +145,9 @@ config MIGRATION
 	  while the virtual addresses are not changed. This is useful for
 	  example on NUMA systems to put pages nearer to the processors accessing
 	  the page.
+
+config RESOURCES_64BIT
+	bool "64 bit Memory and IO resources (EXPERIMENTAL)" if (!64BIT && EXPERIMENTAL)
+	default 64BIT
+	help
+	  This option allows memory and IO resources to be 64 bit.
diff -puN arch/i386/Kconfig~64bit-resources-modify-kconfig-options arch/i386/Kconfig
--- linux-2.6.17-rc6-1M/arch/i386/Kconfig~64bit-resources-modify-kconfig-options	2006-06-18 13:35:13.000000000 -0400
+++ linux-2.6.17-rc6-1M-vivek/arch/i386/Kconfig	2006-06-18 13:35:13.000000000 -0400
@@ -511,6 +511,7 @@ config X86_PAE
 	bool
 	depends on HIGHMEM64G
 	default y
+	select RESOURCES_64BIT
 
 # Common NUMA Features
 config NUMA
_
-
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