Add no-op compaction callbacks to zbud.
Signed-off-by: Vitaly Wool <vitalywool@xxxxxxxxx>
---
mm/zbud.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/mm/zbud.c b/mm/zbud.c
index fa48bcdf..d67c0aa 100644
--- a/mm/zbud.c
+++ b/mm/zbud.c
@@ -195,6 +195,16 @@ static void zbud_zpool_unmap(void *pool, unsigned long handle)
zbud_unmap(pool, handle);
}
+static unsigned long zbud_zpool_compact(void *pool)
+{
+ return 0;
+}
+
+static unsigned long zbud_zpool_get_compacted(void *pool)
+{
+ return 0;
+}
+
static u64 zbud_zpool_total_size(void *pool)
{
return zbud_get_pool_size(pool) * PAGE_SIZE;
@@ -210,6 +220,8 @@ static struct zpool_driver zbud_zpool_driver = {
.shrink = zbud_zpool_shrink,
.map = zbud_zpool_map,
.unmap = zbud_zpool_unmap,
+ .compact = zbud_zpool_compact,
+ .get_num_compacted = zbud_zpool_get_compacted,
.total_size = zbud_zpool_total_size,
};
--
1.9.1
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