Hi Chuck,
On Thu, Jun 14, 2018 at 7:20 PM Chuck Lever <chuck.lever@xxxxxxxxxx> wrote:
> > On Jun 13, 2018, at 8:01 AM, Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> wrote:
> >
> > With gcc 4.1.2:
> >
> > net/sunrpc/xprt.c:69: warning: ‘xprt_alloc_xid’ declared inline after being called
> > net/sunrpc/xprt.c:69: warning: previous declaration of ‘xprt_alloc_xid’ was here
> >
> > To fix this, move the function up, before its caller, and remove the no
> > longer needed forward declaration.
> >
> > Fixes: 37ac86c3a76c1136 ("SUNRPC: Initialize rpc_rqst outside of xprt->reserve_lock")
> > Signed-off-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
> > ---
> > net/sunrpc/xprt.c | 11 +++++------
> > 1 file changed, 5 insertions(+), 6 deletions(-)
> >
> > diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
> > index 3c85af058227d14b..60a8b9f91cf94b54 100644
> > --- a/net/sunrpc/xprt.c
> > +++ b/net/sunrpc/xprt.c
> > @@ -66,7 +66,6 @@
> > * Local functions
> > */
> > static void xprt_init(struct rpc_xprt *xprt, struct net *net);
> > -static __be32 xprt_alloc_xid(struct rpc_xprt *xprt);
> > static void xprt_connect_status(struct rpc_task *task);
> > static int __xprt_get_cong(struct rpc_xprt *, struct rpc_task *);
> > static void __xprt_put_cong(struct rpc_xprt *, struct rpc_rqst *);
> > @@ -956,6 +955,11 @@ static void xprt_timer(struct rpc_task *task)
> > task->tk_status = 0;
> > }
> >
> > +static inline __be32 xprt_alloc_xid(struct rpc_xprt *xprt)
> > +{
> > + return (__force __be32)xprt->xid++;
> > +}
> > +
> > /**
> > * xprt_prepare_transmit - reserve the transport before sending a request
> > * @task: RPC task about to send a request
> > @@ -1296,11 +1300,6 @@ void xprt_retry_reserve(struct rpc_task *task)
> > xprt->ops->alloc_slot(xprt, task);
> > }
> >
> > -static inline __be32 xprt_alloc_xid(struct rpc_xprt *xprt)
> > -{
> > - return (__force __be32)xprt->xid++;
> > -}
> > -
>
> For code organization, we might want to keep xprt_alloc_xid
> together with xprt_init_xid. Would it be better to simply
> remove the "inline" directive from these two and let the
> compiler choose the best optimization?
That's an option, too.
> > static inline void xprt_init_xid(struct rpc_xprt *xprt)
> > {
> > xprt->xid = prandom_u32();
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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