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cpumask: mm_cpumask for accessing the struct mm_struct's cpu_vm_mask.

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This allows us to change the representation (to a dangling bitmap or
cpumask_var_t) without breaking all the callers: they can use
mm_cpumask() now and won't see a difference as the changes roll into
linux-next.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2009-03-12 14:35:44 -06:00
parent 76e6eee033
commit 45e575ab9b
1 changed files with 3 additions and 0 deletions
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3
include/linux/mm_types.h
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@ -276,4 +276,7 @@ struct mm_struct {
#endif #endif
}; };
/* Future-safe accessor for struct mm_struct's cpu_vm_mask. */
#define mm_cpumask(mm) (&(mm)->cpu_vm_mask)
#endif /* _LINUX_MM_TYPES_H */ #endif /* _LINUX_MM_TYPES_H */