diff options
Diffstat (limited to 'include/linux/mmzone.h')
| -rw-r--r-- | include/linux/mmzone.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 1495d952e641..1aeadce4d56e 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -368,6 +368,10 @@ struct zone { */ spinlock_t lock; int all_unreclaimable; /* All pages pinned */ +#if defined CONFIG_COMPACTION || defined CONFIG_CMA + /* pfn where the last incremental compaction isolated free pages */ + unsigned long compact_cached_free_pfn; +#endif #ifdef CONFIG_MEMORY_HOTPLUG /* see spanned/present_pages for more description */ seqlock_t span_seqlock; |