Use new APIs to dynamically allocate the xen-backend shrinker.
Signed-off-by: Qi Zheng <[email protected]>
---
drivers/xen/xenbus/xenbus_probe_backend.c | 17 +++++++++++------
1 file changed, 11 insertions(+), 6 deletions(-)
diff --git a/drivers/xen/xenbus/xenbus_probe_backend.c b/drivers/xen/xenbus/xenbus_probe_backend.c
index da96c260e26b..b4c3cf27af30 100644
--- a/drivers/xen/xenbus/xenbus_probe_backend.c
+++ b/drivers/xen/xenbus/xenbus_probe_backend.c
@@ -284,10 +284,7 @@ static unsigned long backend_shrink_memory_count(struct shrinker *shrinker,
return 0;
}
-static struct shrinker backend_memory_shrinker = {
- .count_objects = backend_shrink_memory_count,
- .seeks = DEFAULT_SEEKS,
-};
+static struct shrinker *backend_memory_shrinker;
static int __init xenbus_probe_backend_init(void)
{
@@ -305,8 +302,16 @@ static int __init xenbus_probe_backend_init(void)
register_xenstore_notifier(&xenstore_notifier);
- if (register_shrinker(&backend_memory_shrinker, "xen-backend"))
- pr_warn("shrinker registration failed\n");
+ backend_memory_shrinker = shrinker_alloc(0, "xen-backend");
+ if (!backend_memory_shrinker) {
+ pr_warn("shrinker allocation failed\n");
+ return 0;
+ }
+
+ backend_memory_shrinker->count_objects = backend_shrink_memory_count;
+ backend_memory_shrinker->seeks = DEFAULT_SEEKS;
+
+ shrinker_register(backend_memory_shrinker);
return 0;
}
--
2.30.2