On Fri, Sep 21, 2007 at 02:10:57AM -0700, [EMAIL PROTECTED] wrote:
> The OOM killer's CONSTRAINT definitions are really more appropriate in an
> enum, so define them in include/linux/oom.h.
OK with enum, but this series do not bring user outside of
mm/oom_kill.c, so why move them to header.
> --- a/include/linux/oom.h~oom-move-constraints-to-enum
> +++ a/include/linux/oom.h
> @@ -11,6 +11,15 @@
>
> #ifdef __KERNEL__
>
> +/*
> + * Types of limitations to the nodes from which allocations may occur
> + */
> +enum oom_constraint {
> + CONSTRAINT_NONE,
> + CONSTRAINT_CPUSET,
> + CONSTRAINT_MEMORY_POLICY,
> +};
> +
> extern void out_of_memory(struct zonelist *zonelist, gfp_t gfp_mask, int
> order);
> extern int register_oom_notifier(struct notifier_block *nb);
> extern int unregister_oom_notifier(struct notifier_block *nb);
> diff -puN mm/oom_kill.c~oom-move-constraints-to-enum mm/oom_kill.c
> --- a/mm/oom_kill.c~oom-move-constraints-to-enum
> +++ a/mm/oom_kill.c
> @@ -164,16 +164,10 @@ unsigned long badness(struct task_struct
> }
>
> /*
> - * Types of limitations to the nodes from which allocations may occur
> - */
> -#define CONSTRAINT_NONE 1
> -#define CONSTRAINT_MEMORY_POLICY 2
> -#define CONSTRAINT_CPUSET 3
> -
> -/*
> * Determine the type of allocation constraint.
> */
> -static inline int constrained_alloc(struct zonelist *zonelist, gfp_t
> gfp_mask)
> +static inline enum oom_constraint constrained_alloc(struct zonelist
> *zonelist,
> + gfp_t gfp_mask)
> {
> #ifdef CONFIG_NUMA
> struct zone **z;
> @@ -393,7 +387,7 @@ void out_of_memory(struct zonelist *zone
> struct task_struct *p;
> unsigned long points = 0;
> unsigned long freed = 0;
> - int constraint;
> + enum oom_constraint constraint;
-
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