diff options
Diffstat (limited to 'include/linux/mmzone.h')
-rw-r--r-- | include/linux/mmzone.h | 15 |
1 files changed, 0 insertions, 15 deletions
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 9ed9c459b14c..6e6e62648a4d 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h | |||
@@ -348,21 +348,6 @@ struct zone { | |||
348 | atomic_long_t vm_stat[NR_VM_ZONE_STAT_ITEMS]; | 348 | atomic_long_t vm_stat[NR_VM_ZONE_STAT_ITEMS]; |
349 | 349 | ||
350 | /* | 350 | /* |
351 | * prev_priority holds the scanning priority for this zone. It is | ||
352 | * defined as the scanning priority at which we achieved our reclaim | ||
353 | * target at the previous try_to_free_pages() or balance_pgdat() | ||
354 | * invocation. | ||
355 | * | ||
356 | * We use prev_priority as a measure of how much stress page reclaim is | ||
357 | * under - it drives the swappiness decision: whether to unmap mapped | ||
358 | * pages. | ||
359 | * | ||
360 | * Access to both this field is quite racy even on uniprocessor. But | ||
361 | * it is expected to average out OK. | ||
362 | */ | ||
363 | int prev_priority; | ||
364 | |||
365 | /* | ||
366 | * The target ratio of ACTIVE_ANON to INACTIVE_ANON pages on | 351 | * The target ratio of ACTIVE_ANON to INACTIVE_ANON pages on |
367 | * this zone's LRU. Maintained by the pageout code. | 352 | * this zone's LRU. Maintained by the pageout code. |
368 | */ | 353 | */ |