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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-02-28 10:35:09 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-02-28 10:35:09 -0800 |
| commit | a7f16d10b510f9ee3500af7831f2e3094fab3dca (patch) | |
| tree | bd2bff5e13083e1103205ff926342d6674f8e5c5 /arch/x86/mm | |
| parent | f66ffdedbf0fc059a92219bb08c1dbcac88f074b (diff) | |
| parent | 17c0e7107bed3d578864e6519f7f4e4c324c8f58 (diff) | |
| download | linux-3.10-a7f16d10b510f9ee3500af7831f2e3094fab3dca.tar.gz linux-3.10-a7f16d10b510f9ee3500af7831f2e3094fab3dca.tar.bz2 linux-3.10-a7f16d10b510f9ee3500af7831f2e3094fab3dca.zip | |
Merge branch 'x86-asm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-asm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
x86: Mark atomic irq ops raw for 32bit legacy
x86: Merge show_regs()
x86: Macroise x86 cache descriptors
x86-32: clean up rwsem inline asm statements
x86: Merge asm/atomic_{32,64}.h
x86: Sync asm/atomic_32.h and asm/atomic_64.h
x86: Split atomic64_t functions into seperate headers
x86-64: Modify memcpy()/memset() alternatives mechanism
x86-64: Modify copy_user_generic() alternatives mechanism
x86: Lift restriction on the location of FIX_BTMAP_*
x86, core: Optimize hweight32()
Diffstat (limited to 'arch/x86/mm')
| -rw-r--r-- | arch/x86/mm/ioremap.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c index c246d259822..03c75ffd5c2 100644 --- a/arch/x86/mm/ioremap.c +++ b/arch/x86/mm/ioremap.c @@ -422,6 +422,10 @@ void __init early_ioremap_init(void) * The boot-ioremap range spans multiple pmds, for which * we are not prepared: */ +#define __FIXADDR_TOP (-PAGE_SIZE) + BUILD_BUG_ON((__fix_to_virt(FIX_BTMAP_BEGIN) >> PMD_SHIFT) + != (__fix_to_virt(FIX_BTMAP_END) >> PMD_SHIFT)); +#undef __FIXADDR_TOP if (pmd != early_ioremap_pmd(fix_to_virt(FIX_BTMAP_END))) { WARN_ON(1); printk(KERN_WARNING "pmd %p != %p\n", |