AcoSail/kernel_optimize_test
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Merge branch 'for-3.2-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu

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* 'for-3.2-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu:
  percpu: fix per_cpu_ptr_to_phys() handling of non-page-aligned addresses
This commit is contained in:
Linus Torvalds 2011-12-19 15:13:36 -08:00
commit 64edb05e3c
1 changed files with 4 additions and 2 deletions
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6
mm/percpu.c
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@ -1023,9 +1023,11 @@ phys_addr_t per_cpu_ptr_to_phys(void *addr)
if (!is_vmalloc_addr(addr))
return __pa(addr);
else
return page_to_phys(vmalloc_to_page(addr));
return page_to_phys(vmalloc_to_page(addr)) +
offset_in_page(addr);
} else
return page_to_phys(pcpu_addr_to_page(addr));
return page_to_phys(pcpu_addr_to_page(addr)) +
offset_in_page(addr);
}
/**