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mm/compaction: improve comment for compact_memory tunable knob handler
sysctl_compaction_handler() is the handler function for compact_memory tunable knob under /proc/sys/vm, add the missing knob name to make this more accurate in comment. No functional change. Signed-off-by: Yaowei Bai <baiyaowei@cmss.chinamobile.com> Acked-by: Vlastimil Babka <vbabka@suse.cz> Acked-by: Michal Nazarewicz <mina86@mina86.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -1708,7 +1708,10 @@ static void compact_nodes(void)
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/* The written value is actually unused, all memory is compacted */
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/* The written value is actually unused, all memory is compacted */
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int sysctl_compact_memory;
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int sysctl_compact_memory;
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/* This is the entry point for compacting all nodes via /proc/sys/vm */
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/*
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* This is the entry point for compacting all nodes via
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* /proc/sys/vm/compact_memory
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*/
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int sysctl_compaction_handler(struct ctl_table *table, int write,
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int sysctl_compaction_handler(struct ctl_table *table, int write,
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void __user *buffer, size_t *length, loff_t *ppos)
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void __user *buffer, size_t *length, loff_t *ppos)
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{
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{
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