From: Jeff Layton Date: Thu, 22 Jan 2015 13:19:32 +0000 (-0500) Subject: sunrpc/lockd: fix references to the BKL X-Git-Tag: v4.14-rc1~5830^2~22 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3c5199143bc4b35f472c5c2534026d74821e2044;p=platform%2Fkernel%2Flinux-rpi.git sunrpc/lockd: fix references to the BKL The BKL is completely out of the picture in the lockd and sunrpc code these days. Update the antiquated comments that refer to it. Signed-off-by: Jeff Layton Signed-off-by: J. Bruce Fields --- diff --git a/fs/lockd/svclock.c b/fs/lockd/svclock.c index 5659874..5581e02 100644 --- a/fs/lockd/svclock.c +++ b/fs/lockd/svclock.c @@ -57,8 +57,8 @@ static DEFINE_SPINLOCK(nlm_blocked_lock); static const char *nlmdbg_cookie2a(const struct nlm_cookie *cookie) { /* - * We can get away with a static buffer because we're only - * called with BKL held. + * We can get away with a static buffer because this is only called + * from lockd, which is single-threaded. */ static char buf[2*NLM_MAXCOOKIELEN+1]; unsigned int i, len = sizeof(buf); diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h index 6f22cfe..fae6fb9 100644 --- a/include/linux/sunrpc/svc.h +++ b/include/linux/sunrpc/svc.h @@ -110,7 +110,7 @@ struct svc_serv { * We use sv_nrthreads as a reference count. svc_destroy() drops * this refcount, so we need to bump it up around operations that * change the number of threads. Horrible, but there it is. - * Should be called with the BKL held. + * Should be called with the "service mutex" held. */ static inline void svc_get(struct svc_serv *serv) { diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c index 91eaef1..78974e4 100644 --- a/net/sunrpc/svc.c +++ b/net/sunrpc/svc.c @@ -768,8 +768,8 @@ svc_set_num_threads(struct svc_serv *serv, struct svc_pool *pool, int nrservs) EXPORT_SYMBOL_GPL(svc_set_num_threads); /* - * Called from a server thread as it's exiting. Caller must hold the BKL or - * the "service mutex", whichever is appropriate for the service. + * Called from a server thread as it's exiting. Caller must hold the "service + * mutex" for the service. */ void svc_exit_thread(struct svc_rqst *rqstp) diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c index c69358b..163ac45 100644 --- a/net/sunrpc/svc_xprt.c +++ b/net/sunrpc/svc_xprt.c @@ -42,7 +42,7 @@ static LIST_HEAD(svc_xprt_class_list); * svc_pool->sp_lock protects most of the fields of that pool. * svc_serv->sv_lock protects sv_tempsocks, sv_permsocks, sv_tmpcnt. * when both need to be taken (rare), svc_serv->sv_lock is first. - * BKL protects svc_serv->sv_nrthread. + * The "service mutex" protects svc_serv->sv_nrthread. * svc_sock->sk_lock protects the svc_sock->sk_deferred list * and the ->sk_info_authunix cache. * @@ -67,7 +67,6 @@ static LIST_HEAD(svc_xprt_class_list); * that no other thread will be using the transport or will * try to set XPT_DEAD. */ - int svc_reg_xprt_class(struct svc_xprt_class *xcl) { struct svc_xprt_class *cl;