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author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-08 13:34:17 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-08 13:34:17 -0800 |
commit | b391738bd1c708fe85592410c6a7c9752689481d (patch) | |
tree | e4a27d1b98725dcc42eae65f72a9ac4375420faa /arch/x86/mm/ioremap.c | |
parent | e33c01972239fee4696679ae5f7d1f340f424999 (diff) | |
parent | 2fb8f4e6a83dcaec15c1dd0ee8a6f618e7ece7f0 (diff) | |
download | blackbird-op-linux-b391738bd1c708fe85592410c6a7c9752689481d.tar.gz blackbird-op-linux-b391738bd1c708fe85592410c6a7c9752689481d.zip |
Merge branch 'x86-pat-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-pat-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
x86: pat: Remove ioremap_default()
x86: pat: Clean up req_type special case for reserve_memtype()
x86: Relegate CONFIG_PAT and CONFIG_MTRR configurability to EMBEDDED
Diffstat (limited to 'arch/x86/mm/ioremap.c')
-rw-r--r-- | arch/x86/mm/ioremap.c | 26 |
1 files changed, 1 insertions, 25 deletions
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c index 2feb9bdedaaf..c246d259822d 100644 --- a/arch/x86/mm/ioremap.c +++ b/arch/x86/mm/ioremap.c @@ -281,30 +281,6 @@ void __iomem *ioremap_cache(resource_size_t phys_addr, unsigned long size) } EXPORT_SYMBOL(ioremap_cache); -static void __iomem *ioremap_default(resource_size_t phys_addr, - unsigned long size) -{ - unsigned long flags; - void __iomem *ret; - int err; - - /* - * - WB for WB-able memory and no other conflicting mappings - * - UC_MINUS for non-WB-able memory with no other conflicting mappings - * - Inherit from confliting mappings otherwise - */ - err = reserve_memtype(phys_addr, phys_addr + size, - _PAGE_CACHE_WB, &flags); - if (err < 0) - return NULL; - - ret = __ioremap_caller(phys_addr, size, flags, - __builtin_return_address(0)); - - free_memtype(phys_addr, phys_addr + size); - return ret; -} - void __iomem *ioremap_prot(resource_size_t phys_addr, unsigned long size, unsigned long prot_val) { @@ -380,7 +356,7 @@ void *xlate_dev_mem_ptr(unsigned long phys) if (page_is_ram(start >> PAGE_SHIFT)) return __va(phys); - addr = (void __force *)ioremap_default(start, PAGE_SIZE); + addr = (void __force *)ioremap_cache(start, PAGE_SIZE); if (addr) addr = (void *)((unsigned long)addr | (phys & ~PAGE_MASK)); |