On 2023/7/27 16:04, Qi Zheng wrote:
Use new APIs to dynamically allocate the sunrpc_cred shrinker.
Signed-off-by: Qi Zheng <zhengqi.arch@xxxxxxxxxxxxx>
Reviewed-by: Muchun Song <songmuchun@xxxxxxxxxxxxx>
---
net/sunrpc/auth.c | 19 +++++++++++--------
1 file changed, 11 insertions(+), 8 deletions(-)
diff --git a/net/sunrpc/auth.c b/net/sunrpc/auth.c
index 2f16f9d17966..6b898b1be6f5 100644
--- a/net/sunrpc/auth.c
+++ b/net/sunrpc/auth.c
@@ -861,11 +861,7 @@ rpcauth_uptodatecred(struct rpc_task *task)
test_bit(RPCAUTH_CRED_UPTODATE, &cred->cr_flags) != 0;
}
-static struct shrinker rpc_cred_shrinker = {
- .count_objects = rpcauth_cache_shrink_count,
- .scan_objects = rpcauth_cache_shrink_scan,
- .seeks = DEFAULT_SEEKS,
-};
+static struct shrinker *rpc_cred_shrinker;
int __init rpcauth_init_module(void)
{
@@ -874,9 +870,16 @@ int __init rpcauth_init_module(void)
err = rpc_init_authunix();
if (err < 0)
goto out1;
- err = register_shrinker(&rpc_cred_shrinker, "sunrpc_cred");
- if (err < 0)
+ rpc_cred_shrinker = shrinker_alloc(0, "sunrpc_cred");
+ if (!rpc_cred_shrinker)
Here should set err to -ENOMEM, will fix.
goto out2;
+
+ rpc_cred_shrinker->count_objects = rpcauth_cache_shrink_count;
+ rpc_cred_shrinker->scan_objects = rpcauth_cache_shrink_scan;
+ rpc_cred_shrinker->seeks = DEFAULT_SEEKS;
+
+ shrinker_register(rpc_cred_shrinker);
+
return 0;
out2:
rpc_destroy_authunix();
@@ -887,5 +890,5 @@ int __init rpcauth_init_module(void)
void rpcauth_remove_module(void)
{
rpc_destroy_authunix();
- unregister_shrinker(&rpc_cred_shrinker);
+ shrinker_free(rpc_cred_shrinker);
}
--
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