diff options
| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-05-27 05:44:50 +0200 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-05-27 08:32:50 +0200 |
| commit | f637a49e507c88354ab32b5d914e06acfb7ee00d (patch) | |
| tree | 60ec94bc3dcf323028faf8b7fd31e6d4c73f2bb5 /arch/powerpc/mm/pgtable_32.c | |
| parent | powerpc: Move dma-noncoherent.c from arch/powerpc/lib to arch/powerpc/mm (diff) | |
| download | linux-f637a49e507c88354ab32b5d914e06acfb7ee00d.tar.xz linux-f637a49e507c88354ab32b5d914e06acfb7ee00d.zip | |
powerpc: Minor cleanups of kernel virt address space definitions
Make FIXADDR_TOP a compile time constant and cleanup a
couple of definitions relative to the layout of the kernel
address space on ppc32. We also print out that layout at
boot time for debugging purposes.
This is a pre-requisite for properly fixing non-coherent
DMA allocactions.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/mm/pgtable_32.c')
| -rw-r--r-- | arch/powerpc/mm/pgtable_32.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/powerpc/mm/pgtable_32.c b/arch/powerpc/mm/pgtable_32.c index 430d0908fa50..5422169626ba 100644 --- a/arch/powerpc/mm/pgtable_32.c +++ b/arch/powerpc/mm/pgtable_32.c @@ -399,8 +399,6 @@ void kernel_map_pages(struct page *page, int numpages, int enable) #endif /* CONFIG_DEBUG_PAGEALLOC */ static int fixmaps; -unsigned long FIXADDR_TOP = (-PAGE_SIZE); -EXPORT_SYMBOL(FIXADDR_TOP); void __set_fixmap (enum fixed_addresses idx, phys_addr_t phys, pgprot_t flags) { |