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Subject[RFC v2][PATCH 32/35] Move users to asm-generic/ptemap.h
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Date

Now that we have everyone using pte_offset_kernel(),
we can plainy see that almost all the implementations
are exactly the same.

This takes all of those and moves them over to use
esm-generic/ptemap.h instead.

Signed-off-by: Dave Hansen <dave@linux.vnet.ibm.com>
---

linux-2.6.git-dave/arch/alpha/include/asm/ptemap.h | 10 -------
linux-2.6.git-dave/arch/arm/include/asm/ptemap.h | 10 -------
linux-2.6.git-dave/arch/avr32/include/asm/ptemap.h | 10 -------
linux-2.6.git-dave/arch/cris/include/asm/ptemap.h | 10 -------
linux-2.6.git-dave/arch/frv/include/asm/ptemap.h | 5 ---
linux-2.6.git-dave/arch/ia64/include/asm/ptemap.h | 10 -------
linux-2.6.git-dave/arch/m32r/include/asm/ptemap.h | 10 -------
linux-2.6.git-dave/arch/m68k/include/asm/ptemap.h | 5 ---
linux-2.6.git-dave/arch/mips/include/asm/ptemap.h | 10 -------
linux-2.6.git-dave/arch/mn10300/include/asm/ptemap.h | 10 -------
linux-2.6.git-dave/arch/parisc/include/asm/ptemap.h | 10 -------
linux-2.6.git-dave/arch/powerpc/include/asm/ptemap.h | 5 ---
linux-2.6.git-dave/arch/s390/include/asm/ptemap.h | 10 -------
linux-2.6.git-dave/arch/sh/include/asm/ptemap.h | 10 -------
linux-2.6.git-dave/arch/sparc/include/asm/ptemap.h | 25 -------------------
linux-2.6.git-dave/arch/um/include/asm/ptemap.h | 10 -------
linux-2.6.git-dave/arch/x86/include/asm/ptemap.h | 5 ---
linux-2.6.git-dave/arch/xtensa/include/asm/ptemap.h | 11 --------
linux-2.6.git-dave/include/asm-generic/ptemap.h | 15 +++++++++++
19 files changed, 33 insertions(+), 158 deletions(-)

diff -puN arch/alpha/include/asm/ptemap.h~asm-generic-ptemap-h arch/alpha/include/asm/ptemap.h
--- linux-2.6.git/arch/alpha/include/asm/ptemap.h~asm-generic-ptemap-h 2009-05-02 14:46:47.000000000 -0700
+++ linux-2.6.git-dave/arch/alpha/include/asm/ptemap.h 2009-05-02 14:46:48.000000000 -0700
@@ -1,9 +1 @@
-#ifndef _ALPHA_ASM_PTEMAP_H
-#define _ALPHA_ASM_PTEMAP_H
-
-#define pte_offset_map(dir,addr) pte_offset_kernel((dir),(addr))
-#define pte_offset_map_nested(dir,addr) pte_offset_kernel((dir),(addr))
-#define pte_unmap(pte) do { } while (0)
-#define pte_unmap_nested(pte) do { } while (0)
-
-#endif /* _ALPHA_ASM_PTEMAP_H */
+#include <asm-generic/ptemap.h>
diff -puN arch/arm/include/asm/ptemap.h~asm-generic-ptemap-h arch/arm/include/asm/ptemap.h
--- linux-2.6.git/arch/arm/include/asm/ptemap.h~asm-generic-ptemap-h 2009-05-02 14:46:47.000000000 -0700
+++ linux-2.6.git-dave/arch/arm/include/asm/ptemap.h 2009-05-02 14:46:48.000000000 -0700
@@ -1,9 +1 @@
-#ifndef _ARM_ASM_PTEMAP_H
-#define _ARM_ASM_PTEMAP_H
-
-#define pte_offset_map(dir,addr) pte_offset_kernel(dir,addr)
-#define pte_offset_map_nested(dir,addr) pte_offset_kernel(dir,addr)
-#define pte_unmap(pte) do { } while (0)
-#define pte_unmap_nested(pte) do { } while (0)
-
-#endif /* _ARM_ASM_PTEMAP_H */
+#include <asm-generic/ptemap.h>
diff -puN arch/avr32/include/asm/ptemap.h~asm-generic-ptemap-h arch/avr32/include/asm/ptemap.h
--- linux-2.6.git/arch/avr32/include/asm/ptemap.h~asm-generic-ptemap-h 2009-05-02 14:46:47.000000000 -0700
+++ linux-2.6.git-dave/arch/avr32/include/asm/ptemap.h 2009-05-02 14:46:48.000000000 -0700
@@ -1,9 +1 @@
-#ifndef _AVR32_ASM_PTEMAP_H
-#define _AVR32_ASM_PTEMAP_H
-
-#define pte_offset_map(dir, address) pte_offset_kernel(dir, address)
-#define pte_offset_map_nested(dir, address) pte_offset_kernel(dir, address)
-#define pte_unmap(pte) do { } while (0)
-#define pte_unmap_nested(pte) do { } while (0)
-
-#endif /* _AVR32_ASM_PTEMAP_H */
+#include <asm-generic/ptemap.h>
diff -puN arch/cris/include/asm/ptemap.h~asm-generic-ptemap-h arch/cris/include/asm/ptemap.h
--- linux-2.6.git/arch/cris/include/asm/ptemap.h~asm-generic-ptemap-h 2009-05-02 14:46:47.000000000 -0700
+++ linux-2.6.git-dave/arch/cris/include/asm/ptemap.h 2009-05-02 14:46:48.000000000 -0700
@@ -1,9 +1 @@
-#ifndef _CRIS_ASM_PTEMAP_H
-#define _CRIS_ASM_PTEMAP_H
-
-#define pte_offset_map(dir, address) pte_offset_kernel(dir, address)
-#define pte_offset_map_nested(dir, address) pte_offset_kernel(dir, address)
-#define pte_unmap(pte) do { } while (0)
-#define pte_unmap_nested(pte) do { } while (0)
-
-#endif /* _CRIS_ASM_PTEMAP_H */
+#include <asm-generic/ptemap.h>
diff -puN arch/frv/include/asm/ptemap.h~asm-generic-ptemap-h arch/frv/include/asm/ptemap.h
--- linux-2.6.git/arch/frv/include/asm/ptemap.h~asm-generic-ptemap-h 2009-05-02 14:46:47.000000000 -0700
+++ linux-2.6.git-dave/arch/frv/include/asm/ptemap.h 2009-05-02 14:46:48.000000000 -0700
@@ -9,10 +9,7 @@
#define pte_unmap(pte) kunmap_atomic(pte, KM_PTE0)
#define pte_unmap_nested(pte) kunmap_atomic((pte), KM_PTE1)
#else
-#define pte_offset_map(dir, address) pte_offset_kernel(dir, address)
-#define pte_offset_map_nested(dir, address) pte_offset_kernel(dir, address)
-#define pte_unmap(pte) do { } while (0)
-#define pte_unmap_nested(pte) do { } while (0)
+#include <asm-generic/ptemap.h>
#endif

#endif /* _FRV_ASM_PTEMAP_H */
diff -puN arch/ia64/include/asm/ptemap.h~asm-generic-ptemap-h arch/ia64/include/asm/ptemap.h
--- linux-2.6.git/arch/ia64/include/asm/ptemap.h~asm-generic-ptemap-h 2009-05-02 14:46:47.000000000 -0700
+++ linux-2.6.git-dave/arch/ia64/include/asm/ptemap.h 2009-05-02 14:46:48.000000000 -0700
@@ -1,9 +1 @@
-#ifndef _IA64_ASM_PTEMAP_H
-#define _IA64_ASM_PTEMAP_H
-
-#define pte_offset_map(dir,addr) pte_offset_kernel(dir, addr)
-#define pte_offset_map_nested(dir,addr) pte_offset_map(dir, addr)
-#define pte_unmap(pte) do { } while (0)
-#define pte_unmap_nested(pte) do { } while (0)
-
-#endif /* _IA64_ASM_PTEMAP_H */
+#include <asm-generic/ptemap.h>
diff -puN arch/m32r/include/asm/ptemap.h~asm-generic-ptemap-h arch/m32r/include/asm/ptemap.h
--- linux-2.6.git/arch/m32r/include/asm/ptemap.h~asm-generic-ptemap-h 2009-05-02 14:46:47.000000000 -0700
+++ linux-2.6.git-dave/arch/m32r/include/asm/ptemap.h 2009-05-02 14:46:48.000000000 -0700
@@ -1,9 +1 @@
-#ifndef _M32R_ASM_PTEMAP_H
-#define _M32R_ASM_PTEMAP_H
-
-#define pte_offset_map(dir, address) pte_offset_kernel(dir, address)
-#define pte_offset_map_nested(dir, address) pte_offset_kernel(dir, address)
-#define pte_unmap(pte) do { } while (0)
-#define pte_unmap_nested(pte) do { } while (0)
-
-#endif /* _M32R_ASM_PTEMAP_H */
+#include <asm-generic/ptemap.h>
diff -puN arch/m68k/include/asm/ptemap.h~asm-generic-ptemap-h arch/m68k/include/asm/ptemap.h
--- linux-2.6.git/arch/m68k/include/asm/ptemap.h~asm-generic-ptemap-h 2009-05-02 14:46:47.000000000 -0700
+++ linux-2.6.git-dave/arch/m68k/include/asm/ptemap.h 2009-05-02 14:46:48.000000000 -0700
@@ -12,10 +12,7 @@

#else /* !CONFIG_SUN3, Motorola */

-#define pte_offset_map(pmdp,address) pte_offset_kernel(pmdp, address)
-#define pte_offset_map_nested(pmdp, address) pte_offset_kernel(pmdp, address)
-#define pte_unmap(pte) ((void)0)
-#define pte_unmap_nested(pte) ((void)0)
+#include <asm-generic/ptemap.h>

#endif /* CONFIG_SUN3 */

diff -puN arch/mips/include/asm/ptemap.h~asm-generic-ptemap-h arch/mips/include/asm/ptemap.h
--- linux-2.6.git/arch/mips/include/asm/ptemap.h~asm-generic-ptemap-h 2009-05-02 14:46:47.000000000 -0700
+++ linux-2.6.git-dave/arch/mips/include/asm/ptemap.h 2009-05-02 14:46:48.000000000 -0700
@@ -1,9 +1 @@
-#ifndef _MIPS_ASM_PTEMAP_H
-#define _MIPS_ASM_PTEMAP_H
-
-#define pte_offset_map(dir, address) pte_offset_kernel(dir, address)
-#define pte_offset_map_nested(dir, address) pte_offset_kernel(dir, address)
-#define pte_unmap(pte) ((void)(pte))
-#define pte_unmap_nested(pte) ((void)(pte))
-
-#endif /* _MIPS_ASM_PTEMAP_H */
+#include <asm-generic/ptemap.h>
diff -puN arch/mn10300/include/asm/ptemap.h~asm-generic-ptemap-h arch/mn10300/include/asm/ptemap.h
--- linux-2.6.git/arch/mn10300/include/asm/ptemap.h~asm-generic-ptemap-h 2009-05-02 14:46:47.000000000 -0700
+++ linux-2.6.git-dave/arch/mn10300/include/asm/ptemap.h 2009-05-02 14:46:48.000000000 -0700
@@ -1,9 +1 @@
-#ifndef _MN10300_ASM_PTEMAP_H
-#define _MN10300_ASM_PTEMAP_H
-
-#define pte_offset_map(dir, address) pte_offset_kernel(dir, address)
-#define pte_offset_map_nested(dir, address) pte_offset_kernel(dir, address)
-#define pte_unmap(pte) do {} while (0)
-#define pte_unmap_nested(pte) do {} while (0)
-
-#endif /* _MN10300_ASM_PTEMAP_H */
+#include <asm-generic/ptemap.h>
diff -puN arch/parisc/include/asm/ptemap.h~asm-generic-ptemap-h arch/parisc/include/asm/ptemap.h
--- linux-2.6.git/arch/parisc/include/asm/ptemap.h~asm-generic-ptemap-h 2009-05-02 14:46:47.000000000 -0700
+++ linux-2.6.git-dave/arch/parisc/include/asm/ptemap.h 2009-05-02 14:47:07.000000000 -0700
@@ -1,9 +1 @@
-#ifndef _PARISC_ASM_PTEMAP_H
-#define _PARISC_ASM_PTEMAP_H
-
-#define pte_offset_map(pmd, address) pte_offset_kernel(pmd, address)
-#define pte_offset_map_nested(pmd, address) pte_offset_kernel(pmd, address)
-#define pte_unmap(pte) do { } while (0)
-#define pte_unmap_nested(pte) do { } while (0)
-
-#endif /* _PARISC_ASM_PTEMAP_H */
+#include <asm-generic/ptemap.h>
diff -puN arch/powerpc/include/asm/ptemap.h~asm-generic-ptemap-h arch/powerpc/include/asm/ptemap.h
--- linux-2.6.git/arch/powerpc/include/asm/ptemap.h~asm-generic-ptemap-h 2009-05-02 14:46:48.000000000 -0700
+++ linux-2.6.git-dave/arch/powerpc/include/asm/ptemap.h 2009-05-02 14:46:48.000000000 -0700
@@ -13,10 +13,7 @@

#else /* __powerpc64__ */

-#define pte_offset_map(dir,addr) pte_offset_kernel((dir), (addr))
-#define pte_offset_map_nested(dir,addr) pte_offset_kernel((dir), (addr))
-#define pte_unmap(pte) do { } while(0)
-#define pte_unmap_nested(pte) do { } while(0)
+#include <asm-generic/ptemap.h>

#endif

diff -puN arch/s390/include/asm/ptemap.h~asm-generic-ptemap-h arch/s390/include/asm/ptemap.h
--- linux-2.6.git/arch/s390/include/asm/ptemap.h~asm-generic-ptemap-h 2009-05-02 14:46:48.000000000 -0700
+++ linux-2.6.git-dave/arch/s390/include/asm/ptemap.h 2009-05-02 14:46:48.000000000 -0700
@@ -1,9 +1 @@
-#ifndef _S390_ASM_PTEMAP_H
-#define _S390_ASM_PTEMAP_H
-
-#define pte_offset_map(pmd, address) pte_offset_kernel(pmd, address)
-#define pte_offset_map_nested(pmd, address) pte_offset_kernel(pmd, address)
-#define pte_unmap(pte) do { } while (0)
-#define pte_unmap_nested(pte) do { } while (0)
-
-#endif /* _S390_ASM_PTEMAP_H */
+#include <asm-generic/ptemap.h>
diff -puN arch/sh/include/asm/ptemap.h~asm-generic-ptemap-h arch/sh/include/asm/ptemap.h
--- linux-2.6.git/arch/sh/include/asm/ptemap.h~asm-generic-ptemap-h 2009-05-02 14:46:48.000000000 -0700
+++ linux-2.6.git-dave/arch/sh/include/asm/ptemap.h 2009-05-02 14:46:48.000000000 -0700
@@ -1,9 +1 @@
-#ifndef _SH_ASM_PTEMAP_H
-#define _SH_ASM_PTEMAP_H
-
-#define pte_offset_map(dir, address) pte_offset_kernel(dir, address)
-#define pte_offset_map_nested(dir, address) pte_offset_kernel(dir, address)
-#define pte_unmap(pte) do { } while (0)
-#define pte_unmap_nested(pte) do { } while (0)
-
-#endif /* _SH_ASM_PTEMAP_H */
+#include <asm-generic/ptemap.h>
diff -puN arch/sparc/include/asm/ptemap.h~asm-generic-ptemap-h arch/sparc/include/asm/ptemap.h
--- linux-2.6.git/arch/sparc/include/asm/ptemap.h~asm-generic-ptemap-h 2009-05-02 14:46:48.000000000 -0700
+++ linux-2.6.git-dave/arch/sparc/include/asm/ptemap.h 2009-05-02 14:47:20.000000000 -0700
@@ -1,24 +1 @@
-#ifndef _SPARC_ASM_PTEMAP_H
-#define _SPARC_ASM_PTEMAP_H
-
-#if defined(__sparc__) && defined(__arch64__)
-
-#define pte_offset_map(dir, address) pte_offset_kernel((dir), (address))
-#define pte_offset_map_nested(dir, address) pte_offset_kernel((dir), (address))
-#define pte_unmap(pte) do { } while (0)
-#define pte_unmap_nested(pte) do { } while (0)
-
-#else
-/*
- * This shortcut works on sun4m (and sun4d) because the nocache area is static,
- * and sun4c is guaranteed to have no highmem anyway.
- */
-#define pte_offset_map(d, a) pte_offset_kernel(d,a)
-#define pte_offset_map_nested(d, a) pte_offset_kernel(d,a)
-
-#define pte_unmap(pte) do{}while(0)
-#define pte_unmap_nested(pte) do{}while(0)
-
-#endif
-
-#endif /* _SPARC_ASM_PTEMAP_H */
+#include <asm-generic/ptemap.h>
diff -puN arch/um/include/asm/ptemap.h~asm-generic-ptemap-h arch/um/include/asm/ptemap.h
--- linux-2.6.git/arch/um/include/asm/ptemap.h~asm-generic-ptemap-h 2009-05-02 14:46:48.000000000 -0700
+++ linux-2.6.git-dave/arch/um/include/asm/ptemap.h 2009-05-02 14:46:48.000000000 -0700
@@ -1,9 +1 @@
-#ifndef _UM_ASM_PTEMAP_H
-#define _UM_ASM_PTEMAP_H
-
-#define pte_offset_map(dir, address) pte_offset_kernel(dir, address)
-#define pte_offset_map_nested(dir, address) pte_offset_kernel(dir, address)
-#define pte_unmap(pte) do { } while (0)
-#define pte_unmap_nested(pte) do { } while (0)
-
-#endif /* _UM_ASM_PTEMAP_H */
+#include <asm-generic/ptemap.h>
diff -puN arch/x86/include/asm/ptemap.h~asm-generic-ptemap-h arch/x86/include/asm/ptemap.h
--- linux-2.6.git/arch/x86/include/asm/ptemap.h~asm-generic-ptemap-h 2009-05-02 14:46:48.000000000 -0700
+++ linux-2.6.git-dave/arch/x86/include/asm/ptemap.h 2009-05-02 14:46:48.000000000 -0700
@@ -13,10 +13,7 @@

#else /* !CONFIG_HIGHPTE */

-#define pte_offset_map(dir, address) pte_offset_kernel((dir), (address))
-#define pte_offset_map_nested(dir, address) pte_offset_kernel((dir), (address))
-#define pte_unmap(pte) do { } while (0)
-#define pte_unmap_nested(pte) do { } while (0)
+#include <asm-generic/ptemap.h>

#endif

diff -puN arch/xtensa/include/asm/ptemap.h~asm-generic-ptemap-h arch/xtensa/include/asm/ptemap.h
--- linux-2.6.git/arch/xtensa/include/asm/ptemap.h~asm-generic-ptemap-h 2009-05-02 14:46:48.000000000 -0700
+++ linux-2.6.git-dave/arch/xtensa/include/asm/ptemap.h 2009-05-02 14:46:48.000000000 -0700
@@ -1,10 +1 @@
-#ifndef _XTENSA_ASM_PTEMAP_H
-#define _XTENSA_ASM_PTEMAP_H
-
-#define pte_offset_map(dir,addr) pte_offset_kernel((dir),(addr))
-#define pte_offset_map_nested(dir,addr) pte_offset_kernel((dir),(addr))
-
-#define pte_unmap(pte) do { } while (0)
-#define pte_unmap_nested(pte) do { } while (0)
-
-#endif /* _XTENSA_ASM_PTEMAP_H */
+#include <asm-generic/ptemap.h>
diff -puN /dev/null include/asm-generic/ptemap.h
--- /dev/null 2008-09-02 09:40:19.000000000 -0700
+++ linux-2.6.git-dave/include/asm-generic/ptemap.h 2009-05-02 14:46:48.000000000 -0700
@@ -0,0 +1,15 @@
+#ifndef _ASM_GENERIC_PTEMAP_H
+#define _ASM_GENERIC_PTEMAP_H
+
+/*
+ * If your architecture has direct-mapped pte pages (no HIGHPTE)
+ * then you just need to implement pte_offset_kernel() and include
+ * this in your asm/ptemap.h.
+ */
+
+#define pte_offset_map(dir,addr) pte_offset_kernel((dir),(addr))
+#define pte_offset_map_nested(dir,addr) pte_offset_kernel((dir),(addr))
+#define pte_unmap(pte) do { } while (0)
+#define pte_unmap_nested(pte) do { } while (0)
+
+#endif /* _ASM_GENERIC_PTEMAP_H */
_

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