Messages in this thread Patch in this message | | | From | Sergey Senozhatsky <> | Subject | [RFC][PATCH 08/10] zsmalloc: export zs_pool `num_migrated' | Date | Sat, 30 May 2015 00:05:26 +0900 |
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introduce zs_get_num_migrated() to export zs_pool's ->num_migrated counter.
Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com> --- include/linux/zsmalloc.h | 1 + mm/zsmalloc.c | 7 +++++++ 2 files changed, 8 insertions(+)
diff --git a/include/linux/zsmalloc.h b/include/linux/zsmalloc.h index 1338190..e878875 100644 --- a/include/linux/zsmalloc.h +++ b/include/linux/zsmalloc.h @@ -47,6 +47,7 @@ void *zs_map_object(struct zs_pool *pool, unsigned long handle, void zs_unmap_object(struct zs_pool *pool, unsigned long handle); unsigned long zs_get_total_pages(struct zs_pool *pool); +unsigned long zs_get_num_migrated(struct zs_pool *pool); unsigned long zs_compact(struct zs_pool *pool); #endif diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c index 70bf481..0524c4a 100644 --- a/mm/zsmalloc.c +++ b/mm/zsmalloc.c @@ -1543,6 +1543,13 @@ unsigned long zs_get_total_pages(struct zs_pool *pool) } EXPORT_SYMBOL_GPL(zs_get_total_pages); +unsigned long zs_get_num_migrated(struct zs_pool *pool) +{ + /* can be outdated */ + return pool->num_migrated; +} +EXPORT_SYMBOL_GPL(zs_get_num_migrated); + /** * zs_map_object - get address of allocated object from handle. * @pool: pool from which the object was allocated -- 2.4.2.337.gfae46aa
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