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ANDROID: mm: export swapcache_free_entries

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Export swapcache_free_entries to be used in the alternative function
android_vh_drain_slots_cache_cpu to swap entries in swap slot cache,
it's usage is similar to the usage in drain_slots_cache_cpu.

Bug: 234214858
Signed-off-by: Bing Han <bing.han@transsion.com>
Change-Id: Ia89b1728d540c5cc8995a939a918e12c23057266
This commit is contained in:
Bing Han
2022-06-10 20:01:01 +08:00
committed by Treehugger Robot
parent 06c2766cbc
commit 034877c195
1 changed files with 1 additions and 0 deletions
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1
mm/swapfile.c
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@@ -1488,6 +1488,7 @@ void swapcache_free_entries(swp_entry_t *entries, int n)
if (p)
spin_unlock(&p->lock);
}
EXPORT_SYMBOL_GPL(swapcache_free_entries);
/*
* How many references to page are currently swapped out?