Unverified Commit d42bf189 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!7234 SUNRPC: Fix a suspicious RCU usage warning 

Merge Pull Request from: @ci-robot 
 
PR sync from: Guo Mengqi <guomengqi3@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/VYTWOTQQZWBUT6ZGDQOQMGILABQAPG6N/ 
 
https://gitee.com/src-openeuler/kernel/issues/I9BV4V 
 
Link:https://gitee.com/openeuler/kernel/pulls/7234

 

Reviewed-by: default avatarYue Haibing <yuehaibing@huawei.com>
Signed-off-by: default avatarJialin Zhang <zhangjialin11@huawei.com>
parents da325ff7 21868ec4

net/sunrpc/xprtmultipath.c

+15 −2
Original line number Diff line number Diff line
@@ -253,7 +253,8 @@ struct rpc_xprt *xprt_iter_current_entry(struct rpc_xprt_iter *xpi) 
	return xprt_switch_find_current_entry(head, xpi->xpi_cursor);

}



bool rpc_xprt_switch_has_addr(struct rpc_xprt_switch *xps,

static

bool __rpc_xprt_switch_has_addr(struct rpc_xprt_switch *xps,

				const struct sockaddr *sap)

{

	struct list_head *head;
@@ -273,6 +274,18 @@ bool rpc_xprt_switch_has_addr(struct rpc_xprt_switch *xps, 
	return false;

}



bool rpc_xprt_switch_has_addr(struct rpc_xprt_switch *xps,

			      const struct sockaddr *sap)

{

	bool res;



	rcu_read_lock();

	res = __rpc_xprt_switch_has_addr(xps, sap);

	rcu_read_unlock();



	return res;

}



static

struct rpc_xprt *xprt_switch_find_next_entry(struct list_head *head,

		const struct rpc_xprt *cur)