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authorLinus Torvalds <torvalds@linux-foundation.org>2008-05-15 18:28:46 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-05-15 18:28:46 -0700
commitf26a3988917913b3d11b2bd741601a2c64ab9204 (patch)
tree69b3da12c23ebe30a4ed0563648eb1bca5e83185 /include
parentac0e9c30b1cb22c01f3edbb94857de2bae7611ca (diff)
parentfaa5b9daa8bd8a18b5b1f3a8dd79261503f7cdd3 (diff)
downloadop-kernel-dev-f26a3988917913b3d11b2bd741601a2c64ab9204.zip
op-kernel-dev-f26a3988917913b3d11b2bd741601a2c64ab9204.tar.gz
Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: [POWERPC] macintosh: Replace deprecated __initcall with device_initcall [POWERPC] cell: Fix section mismatches in io-workarounds code [POWERPC] spufs: Fix compile error [POWERPC] Fix uninitialized variable bug in copy_{to|from}_user [POWERPC] Add null pointer check to of_find_property [POWERPC] vmemmap fixes to use smaller pages [POWERPC] spufs: Fix pointer reference in find_victim [POWERPC] 85xx: SBC8548 - Add flash support and HW Rev reporting [POWERPC] 85xx: Fix some sparse warnings for 85xx MDS [POWERPC] 83xx: Enable DMA engine on the MPC8377 MDS board. [POWERPC] 86xx: mpc8610_hpcd: fix second serial port [POWERPC] 86xx: mpc8610_hpcd: add support for NOR and NAND flashes [POWERPC] 85xx: Add 8568 PHY workarounds to board code [POWERPC] 86xx: mpc8610_hpcd: use ULI526X driver for on-board ethernet
Diffstat (limited to 'include')
-rw-r--r--include/asm-powerpc/mmu-hash64.h1
-rw-r--r--include/asm-powerpc/pgtable-ppc64.h10
-rw-r--r--include/asm-powerpc/uaccess.h4
3 files changed, 8 insertions, 7 deletions
diff --git a/include/asm-powerpc/mmu-hash64.h b/include/asm-powerpc/mmu-hash64.h
index 0dff767..39c5c5f 100644
--- a/include/asm-powerpc/mmu-hash64.h
+++ b/include/asm-powerpc/mmu-hash64.h
@@ -177,6 +177,7 @@ extern struct mmu_psize_def mmu_psize_defs[MMU_PAGE_COUNT];
extern int mmu_linear_psize;
extern int mmu_virtual_psize;
extern int mmu_vmalloc_psize;
+extern int mmu_vmemmap_psize;
extern int mmu_io_psize;
extern int mmu_kernel_ssize;
extern int mmu_highuser_ssize;
diff --git a/include/asm-powerpc/pgtable-ppc64.h b/include/asm-powerpc/pgtable-ppc64.h
index 27f1869..cc6a43b 100644
--- a/include/asm-powerpc/pgtable-ppc64.h
+++ b/include/asm-powerpc/pgtable-ppc64.h
@@ -65,15 +65,15 @@
#define VMALLOC_REGION_ID (REGION_ID(VMALLOC_START))
#define KERNEL_REGION_ID (REGION_ID(PAGE_OFFSET))
+#define VMEMMAP_REGION_ID (0xfUL)
#define USER_REGION_ID (0UL)
/*
- * Defines the address of the vmemap area, in the top 16th of the
- * kernel region.
+ * Defines the address of the vmemap area, in its own region
*/
-#define VMEMMAP_BASE (ASM_CONST(CONFIG_KERNEL_START) + \
- (0xfUL << (REGION_SHIFT - 4)))
-#define vmemmap ((struct page *)VMEMMAP_BASE)
+#define VMEMMAP_BASE (VMEMMAP_REGION_ID << REGION_SHIFT)
+#define vmemmap ((struct page *)VMEMMAP_BASE)
+
/*
* Common bits in a linux-style PTE. These match the bits in the
diff --git a/include/asm-powerpc/uaccess.h b/include/asm-powerpc/uaccess.h
index 8e798e3..1a0736f 100644
--- a/include/asm-powerpc/uaccess.h
+++ b/include/asm-powerpc/uaccess.h
@@ -380,7 +380,7 @@ static inline unsigned long __copy_from_user_inatomic(void *to,
const void __user *from, unsigned long n)
{
if (__builtin_constant_p(n) && (n <= 8)) {
- unsigned long ret;
+ unsigned long ret = 1;
switch (n) {
case 1:
@@ -406,7 +406,7 @@ static inline unsigned long __copy_to_user_inatomic(void __user *to,
const void *from, unsigned long n)
{
if (__builtin_constant_p(n) && (n <= 8)) {
- unsigned long ret;
+ unsigned long ret = 1;
switch (n) {
case 1:
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