xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ANDROID: mm: export zone_watermark_ok

Browse Source 
Export zone_watermark_ok and its friends so that modules
can use it to determine if zone watermarks are ok in the system.

Bug: 140294230
Change-Id: I958961150cf0c6db318f3e0daf1543ced00a9aab
Signed-off-by: Sudarshan Rajagopalan <sudaraja@codeaurora.org>
This commit is contained in:
Sudarshan Rajagopalan
2021-02-23 16:57:27 -08:00
committed by Suren Baghdasaryan
parent 3b672417ef
commit e909fe79d2
2 changed files with 4 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
mm/page_alloc.c
View File

@@ -3729,6 +3729,7 @@ bool zone_watermark_ok(struct zone *z, unsigned int order, unsigned long mark,
return __zone_watermark_ok(z, order, mark, highest_zoneidx, alloc_flags,
zone_page_state(z, NR_FREE_PAGES));
}
EXPORT_SYMBOL_GPL(zone_watermark_ok);
static inline bool zone_watermark_fast(struct zone *z, unsigned int order,
unsigned long mark, int highest_zoneidx,
@@ -3781,6 +3782,7 @@ bool zone_watermark_ok_safe(struct zone *z, unsigned int order,
return __zone_watermark_ok(z, order, mark, highest_zoneidx, 0,
free_pages);
}
EXPORT_SYMBOL_GPL(zone_watermark_ok_safe);
#ifdef CONFIG_NUMA
static bool zone_allows_reclaim(struct zone *local_zone, struct zone *zone)