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SUNRPC: remove timeout arg from svc_recv()

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Most svc threads have no interest in a timeout.
nfsd sets it to 1 hour, but this is a wart of no significance.

lockd uses the timeout so that it can call nlmsvc_retry_blocked().
It also sometimes calls svc_wake_up() to ensure this is called.

So change lockd to be consistent and always use svc_wake_up() to trigger
nlmsvc_retry_blocked() - using a timer instead of a timeout to
svc_recv().

And change svc_recv() to not take a timeout arg.

This makes the sp_threads_timedout counter always zero.

Signed-off-by: NeilBrown <neilb@suse.de>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
This commit is contained in:
NeilBrown
2023-07-18 16:38:08 +10:00
committed by Chuck Lever
parent 7b719e2bf3
commit c743b4259c
9 changed files with 34 additions and 32 deletions
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2
include/linux/sunrpc/svcsock.h
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@@ -57,7 +57,7 @@ static inline u32 svc_sock_final_rec(struct svc_sock *svsk)
* Function prototypes.
*/
void svc_close_net(struct svc_serv *, struct net *);
void svc_recv(struct svc_rqst *, long);
void svc_recv(struct svc_rqst *rqstp);
void svc_send(struct svc_rqst *rqstp);
void svc_drop(struct svc_rqst *);
void svc_sock_update_bufs(struct svc_serv *serv);