diff options
| author | NeilBrown <neilb@suse.de> | 2023-09-11 10:40:09 -0400 |
|---|---|---|
| committer | Chuck Lever <chuck.lever@oracle.com> | 2023-10-16 12:44:07 -0400 |
| commit | 2e8fc923fe476db8cab9b6458027eccb22f3b6e6 (patch) | |
| tree | 5b143877a907eb433062042d60d09f469b2a9728 /include/linux/sunrpc/svc.h | |
| parent | 9a0e6accc0a8c3adf72f1b43be8019961b68663a (diff) | |
SUNRPC: change sp_nrthreads to atomic_t
Using an atomic_t avoids the need to take a spinlock (which can soon be
removed).
Choosing a thread to kill needs to be careful as we cannot set the "die
now" bit atomically with the test on the count. Instead we temporarily
increase the count.
Signed-off-by: NeilBrown <neilb@suse.de>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'include/linux/sunrpc/svc.h')
| -rw-r--r-- | include/linux/sunrpc/svc.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h index 7ff9fe785e49..9d0fcd6148ae 100644 --- a/include/linux/sunrpc/svc.h +++ b/include/linux/sunrpc/svc.h @@ -36,7 +36,7 @@ struct svc_pool { unsigned int sp_id; /* pool id; also node id on NUMA */ spinlock_t sp_lock; /* protects all fields */ struct lwq sp_xprts; /* pending transports */ - unsigned int sp_nrthreads; /* # of threads in pool */ + atomic_t sp_nrthreads; /* # of threads in pool */ struct list_head sp_all_threads; /* all server threads */ struct llist_head sp_idle_threads; /* idle server threads */ |