Merge git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc-merge

diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 98f67c78d1bd9ad191b6fe9a97849e0f0bf68b70..a13eb575f834c2520d30276aba3e5545ac66f310 100644 (file)
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -61,15 +61,17 @@ endif
 LDFLAGS_vmlinux        := -Bstatic
 
 # The -Iarch/$(ARCH)/include is temporary while we are merging
-CPPFLAGS       += -Iarch/$(ARCH) -Iarch/$(ARCH)/include
-AFLAGS         += -Iarch/$(ARCH)
-CFLAGS         += -Iarch/$(ARCH) -msoft-float -pipe
+CPPFLAGS-$(CONFIG_PPC32) := -Iarch/$(ARCH) -Iarch/$(ARCH)/include
+AFLAGS-$(CONFIG_PPC32) := -Iarch/$(ARCH)
 CFLAGS-$(CONFIG_PPC64) := -mminimal-toc -mtraceback=none  -mcall-aixdesc
-CFLAGS-$(CONFIG_PPC32) := -ffixed-r2 -mmultiple
-CFLAGS         += $(CFLAGS-y)
+CFLAGS-$(CONFIG_PPC32) := -Iarch/$(ARCH) -ffixed-r2 -mmultiple
+CPPFLAGS       += $(CPPFLAGS-y)
+AFLAGS         += $(AFLAGS-y)
+CFLAGS         += -msoft-float -pipe $(CFLAGS-y)
 CPP            = $(CC) -E $(CFLAGS)
 # Temporary hack until we have migrated to asm-powerpc
-LINUXINCLUDE    += -Iarch/$(ARCH)/include
+LINUXINCLUDE-$(CONFIG_PPC32)   := -Iarch/$(ARCH)/include
+LINUXINCLUDE    += $(LINUXINCLUDE-y)
 
 CHECKFLAGS     += -m$(SZ) -D__powerpc__ -D__powerpc$(SZ)__
 
@@ -173,11 +175,13 @@ archclean:
 
 archprepare: checkbin
 
+ifeq ($(CONFIG_PPC32),y)
 # Temporary hack until we have migrated to asm-powerpc
 include/asm: arch/$(ARCH)/include/asm
 arch/$(ARCH)/include/asm: FORCE
        $(Q)if [ ! -d arch/$(ARCH)/include ]; then mkdir -p arch/$(ARCH)/include; fi
        $(Q)ln -fsn $(srctree)/include/asm-$(OLDARCH) arch/$(ARCH)/include/asm
+endif
 
 # Use the file '.tmp_gas_check' for binutils tests, as gas won't output
 # to stdout and these checks are run even on install targets.

diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c
index f867bba893caf86a8fdaa48019b1d86782f06c66..6bc9dbad7dea20cd744d10f682f74562533f614f 100644 (file)
--- a/arch/powerpc/mm/hugetlbpage.c
+++ b/arch/powerpc/mm/hugetlbpage.c
@@ -295,7 +295,7 @@ int prepare_hugepage_range(unsigned long addr, unsigned long len)
        if (addr < 0x100000000UL)
                err = open_low_hpage_areas(current->mm,
                                          LOW_ESID_MASK(addr, len));
-       if ((addr + len) >= 0x100000000UL)
+       if ((addr + len) > 0x100000000UL)
                err = open_high_hpage_areas(current->mm,
                                            HTLB_AREA_MASK(addr, len));
        if (err) {

diff --git a/arch/powerpc/platforms/iseries/iommu.c b/arch/powerpc/platforms/iseries/iommu.c
index bf081b3458201deef96b0b9bd59216cd666ee985..2b54eeb2c8997c5f6c540c137824aea64513aec7 100644 (file)
--- a/arch/powerpc/platforms/iseries/iommu.c
+++ b/arch/powerpc/platforms/iseries/iommu.c
@@ -3,7 +3,7 @@
  *
  * Rewrite, cleanup:
  *
- * Copyright (C) 2004 Olof Johansson <olof@austin.ibm.com>, IBM Corporation
+ * Copyright (C) 2004 Olof Johansson <olof@lixom.net>, IBM Corporation
  *
  * Dynamic DMA mapping support, iSeries-specific parts.
  *

diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c
index 97ba5214417f856a7371652e0df54a6863ab5085..c78f2b290a73a52b90356f32f54af51569227796 100644 (file)
--- a/arch/powerpc/platforms/pseries/iommu.c
+++ b/arch/powerpc/platforms/pseries/iommu.c
@@ -5,7 +5,7 @@
  *
  * Rewrite, cleanup: 
  *
- * Copyright (C) 2004 Olof Johansson <olof@austin.ibm.com>, IBM Corporation
+ * Copyright (C) 2004 Olof Johansson <olof@lixom.net>, IBM Corporation
  *
  * Dynamic DMA mapping support, pSeries-specific parts, both SMP and LPAR.
  *

diff --git a/arch/powerpc/sysdev/dart.h b/arch/powerpc/sysdev/dart.h
index ea8f0d9eed8a14b752d6eb6eac7089f0fbf35ac3..33ed9ed7fc1e35f693d41d0369d47c8658d613af 100644 (file)
--- a/arch/powerpc/sysdev/dart.h
+++ b/arch/powerpc/sysdev/dart.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2004 Olof Johansson <olof@austin.ibm.com>, IBM Corporation
+ * Copyright (C) 2004 Olof Johansson <olof@lixom.net>, IBM Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by

diff --git a/arch/powerpc/sysdev/u3_iommu.c b/arch/powerpc/sysdev/u3_iommu.c
index f32baf7f4693eb0980c3a42ba366492fb9c0517e..5c1a26a6d00c3cd28e4ec1937e3824d62da4c0f5 100644 (file)
--- a/arch/powerpc/sysdev/u3_iommu.c
+++ b/arch/powerpc/sysdev/u3_iommu.c
@@ -1,11 +1,11 @@
 /*
  * arch/powerpc/sysdev/u3_iommu.c
  *
- * Copyright (C) 2004 Olof Johansson <olof@austin.ibm.com>, IBM Corporation
+ * Copyright (C) 2004 Olof Johansson <olof@lixom.net>, IBM Corporation
  *
  * Based on pSeries_iommu.c:
  * Copyright (C) 2001 Mike Corrigan & Dave Engebretsen, IBM Corporation
- * Copyright (C) 2004 Olof Johansson <olof@austin.ibm.com>, IBM Corporation
+ * Copyright (C) 2004 Olof Johansson <olof@lixom.net>, IBM Corporation
  *
  * Dynamic DMA mapping support, Apple U3 & IBM CPC925 "DART" iommu.
  *

diff --git a/include/asm-powerpc/iommu.h b/include/asm-powerpc/iommu.h
index 6a35e6570ccd4ad9dd3691078609a1a1daadc585..f89f0605089378e6579f6b3710044fa70813a017 100644 (file)
--- a/include/asm-powerpc/iommu.h
+++ b/include/asm-powerpc/iommu.h
@@ -1,7 +1,7 @@
 /*
  * Copyright (C) 2001 Mike Corrigan & Dave Engebretsen, IBM Corporation
  * Rewrite, cleanup:
- * Copyright (C) 2004 Olof Johansson <olof@austin.ibm.com>, IBM Corporation
+ * Copyright (C) 2004 Olof Johansson <olof@lixom.net>, IBM Corporation
  * 
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by

diff --git a/include/asm-powerpc/page_64.h b/include/asm-powerpc/page_64.h
index 58a3dd9a79ec3f957f46ed5e84b768c65d44ecef..6642c012500177fc5e6f90a6ddf84e0cfa2e5ec5 100644 (file)
--- a/include/asm-powerpc/page_64.h
+++ b/include/asm-powerpc/page_64.h
@@ -103,8 +103,9 @@ extern unsigned int HPAGE_SHIFT;
 #define HTLB_AREA_SIZE         (1UL << HTLB_AREA_SHIFT)
 #define GET_HTLB_AREA(x)       ((x) >> HTLB_AREA_SHIFT)
 
-#define LOW_ESID_MASK(addr, len)    (((1U << (GET_ESID(addr+len-1)+1)) \
-                                     - (1U << GET_ESID(addr))) & 0xffff)
+#define LOW_ESID_MASK(addr, len)    \
+       (((1U << (GET_ESID(min((addr)+(len)-1, 0x100000000UL))+1)) \
+         - (1U << GET_ESID(min((addr), 0x100000000UL)))) & 0xffff)
 #define HTLB_AREA_MASK(addr, len)   (((1U << (GET_HTLB_AREA(addr+len-1)+1)) \
                                      - (1U << GET_HTLB_AREA(addr))) & 0xffff)
 
@@ -113,17 +114,21 @@ extern unsigned int HPAGE_SHIFT;
 #define ARCH_HAS_SETCLEAR_HUGE_PTE
 
 #define touches_hugepage_low_range(mm, addr, len) \
-       (LOW_ESID_MASK((addr), (len)) & (mm)->context.low_htlb_areas)
+       (((addr) < 0x100000000UL) \
+        && (LOW_ESID_MASK((addr), (len)) & (mm)->context.low_htlb_areas))
 #define touches_hugepage_high_range(mm, addr, len) \
-       (HTLB_AREA_MASK((addr), (len)) & (mm)->context.high_htlb_areas)
+       ((((addr) + (len)) > 0x100000000UL) \
+         && (HTLB_AREA_MASK((addr), (len)) & (mm)->context.high_htlb_areas))
 
 #define __within_hugepage_low_range(addr, len, segmask) \
-       ((LOW_ESID_MASK((addr), (len)) | (segmask)) == (segmask))
+       ( (((addr)+(len)) <= 0x100000000UL) \
+         && ((LOW_ESID_MASK((addr), (len)) | (segmask)) == (segmask)))
 #define within_hugepage_low_range(addr, len) \
        __within_hugepage_low_range((addr), (len), \
                                    current->mm->context.low_htlb_areas)
 #define __within_hugepage_high_range(addr, len, zonemask) \
-       ((HTLB_AREA_MASK((addr), (len)) | (zonemask)) == (zonemask))
+       ( ((addr) >= 0x100000000UL) \
+         && ((HTLB_AREA_MASK((addr), (len)) | (zonemask)) == (zonemask)))
 #define within_hugepage_high_range(addr, len) \
        __within_hugepage_high_range((addr), (len), \
                                    current->mm->context.high_htlb_areas)

diff --git a/include/asm-powerpc/tce.h b/include/asm-powerpc/tce.h
index d099d5200f9bbb7ffea65a29535300289c7d84b9..980a094fd5a7201c488b26d577efa49f31e33dac 100644 (file)
--- a/include/asm-powerpc/tce.h
+++ b/include/asm-powerpc/tce.h
@@ -1,7 +1,7 @@
 /*
  * Copyright (C) 2001 Mike Corrigan & Dave Engebretsen, IBM Corporation
  * Rewrite, cleanup:
- * Copyright (C) 2004 Olof Johansson <olof@austin.ibm.com>, IBM Corporation
+ * Copyright (C) 2004 Olof Johansson <olof@lixom.net>, IBM Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by