[RFC mm/zswap 2/2] mm: set the sleep_mapped to true for zbud and z3fold

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zpool driver add a flag to indicates whether the zpool driver can sleep
while mapp, this patch set it true for z3fold and zbud.

Signed-off-by: Tian Tao <tiantao6@xxxxxxxxxxxxx>
---
 mm/z3fold.c | 1 +
 mm/zbud.c   | 1 +
 2 files changed, 2 insertions(+)

diff --git a/mm/z3fold.c b/mm/z3fold.c
index dacb0d7..234b46f 100644
--- a/mm/z3fold.c
+++ b/mm/z3fold.c
@@ -1778,6 +1778,7 @@ static u64 z3fold_zpool_total_size(void *pool)
 
 static struct zpool_driver z3fold_zpool_driver = {
 	.type =		"z3fold",
+	.sleep_mapped = true,
 	.owner =	THIS_MODULE,
 	.create =	z3fold_zpool_create,
 	.destroy =	z3fold_zpool_destroy,
diff --git a/mm/zbud.c b/mm/zbud.c
index c49966e..7ec5f27 100644
--- a/mm/zbud.c
+++ b/mm/zbud.c
@@ -203,6 +203,7 @@ static u64 zbud_zpool_total_size(void *pool)
 
 static struct zpool_driver zbud_zpool_driver = {
 	.type =		"zbud",
+	.sleep_mapped = true,
 	.owner =	THIS_MODULE,
 	.create =	zbud_zpool_create,
 	.destroy =	zbud_zpool_destroy,
-- 
2.7.4





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