arch: Mass conversion of smp_mb__*()
Mostly scripted conversion of the smp_mb__* barriers.
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Link: http://lkml.kernel.org/n/tip-55dhyhocezdw1dg7u19hmh1u@git.kernel.org
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: linux-arch@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
diff --git a/net/sunrpc/auth.c b/net/sunrpc/auth.c
index 5285ead..247e973 100644
--- a/net/sunrpc/auth.c
+++ b/net/sunrpc/auth.c
@@ -296,7 +296,7 @@
rpcauth_unhash_cred_locked(struct rpc_cred *cred)
{
hlist_del_rcu(&cred->cr_hash);
- smp_mb__before_clear_bit();
+ smp_mb__before_atomic();
clear_bit(RPCAUTH_CRED_HASHED, &cred->cr_flags);
}
diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c
index 36e431e..b6e440b 100644
--- a/net/sunrpc/auth_gss/auth_gss.c
+++ b/net/sunrpc/auth_gss/auth_gss.c
@@ -143,7 +143,7 @@
gss_get_ctx(ctx);
rcu_assign_pointer(gss_cred->gc_ctx, ctx);
set_bit(RPCAUTH_CRED_UPTODATE, &cred->cr_flags);
- smp_mb__before_clear_bit();
+ smp_mb__before_atomic();
clear_bit(RPCAUTH_CRED_NEW, &cred->cr_flags);
}
diff --git a/net/sunrpc/backchannel_rqst.c b/net/sunrpc/backchannel_rqst.c
index 3513d55..9761a0d 100644
--- a/net/sunrpc/backchannel_rqst.c
+++ b/net/sunrpc/backchannel_rqst.c
@@ -244,10 +244,10 @@
dprintk("RPC: free backchannel req=%p\n", req);
req->rq_connect_cookie = xprt->connect_cookie - 1;
- smp_mb__before_clear_bit();
+ smp_mb__before_atomic();
WARN_ON_ONCE(!test_bit(RPC_BC_PA_IN_USE, &req->rq_bc_pa_state));
clear_bit(RPC_BC_PA_IN_USE, &req->rq_bc_pa_state);
- smp_mb__after_clear_bit();
+ smp_mb__after_atomic();
if (!xprt_need_to_requeue(xprt)) {
/*
diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
index d173f79..89d051d 100644
--- a/net/sunrpc/xprt.c
+++ b/net/sunrpc/xprt.c
@@ -230,9 +230,9 @@
{
xprt->snd_task = NULL;
if (!test_bit(XPRT_CLOSE_WAIT, &xprt->state)) {
- smp_mb__before_clear_bit();
+ smp_mb__before_atomic();
clear_bit(XPRT_LOCKED, &xprt->state);
- smp_mb__after_clear_bit();
+ smp_mb__after_atomic();
} else
queue_work(rpciod_workqueue, &xprt->task_cleanup);
}
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 25a3dcf..402a7e9 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -893,11 +893,11 @@
xs_reset_transport(transport);
xprt->reestablish_timeout = 0;
- smp_mb__before_clear_bit();
+ smp_mb__before_atomic();
clear_bit(XPRT_CONNECTION_ABORT, &xprt->state);
clear_bit(XPRT_CLOSE_WAIT, &xprt->state);
clear_bit(XPRT_CLOSING, &xprt->state);
- smp_mb__after_clear_bit();
+ smp_mb__after_atomic();
xprt_disconnect_done(xprt);
}
@@ -1497,12 +1497,12 @@
static void xs_sock_reset_connection_flags(struct rpc_xprt *xprt)
{
- smp_mb__before_clear_bit();
+ smp_mb__before_atomic();
clear_bit(XPRT_CONNECTION_ABORT, &xprt->state);
clear_bit(XPRT_CONNECTION_CLOSE, &xprt->state);
clear_bit(XPRT_CLOSE_WAIT, &xprt->state);
clear_bit(XPRT_CLOSING, &xprt->state);
- smp_mb__after_clear_bit();
+ smp_mb__after_atomic();
}
static void xs_sock_mark_closed(struct rpc_xprt *xprt)
@@ -1556,10 +1556,10 @@
xprt->connect_cookie++;
xprt->reestablish_timeout = 0;
set_bit(XPRT_CLOSING, &xprt->state);
- smp_mb__before_clear_bit();
+ smp_mb__before_atomic();
clear_bit(XPRT_CONNECTED, &xprt->state);
clear_bit(XPRT_CLOSE_WAIT, &xprt->state);
- smp_mb__after_clear_bit();
+ smp_mb__after_atomic();
xs_tcp_schedule_linger_timeout(xprt, xs_tcp_fin_timeout);
break;
case TCP_CLOSE_WAIT:
@@ -1578,9 +1578,9 @@
case TCP_LAST_ACK:
set_bit(XPRT_CLOSING, &xprt->state);
xs_tcp_schedule_linger_timeout(xprt, xs_tcp_fin_timeout);
- smp_mb__before_clear_bit();
+ smp_mb__before_atomic();
clear_bit(XPRT_CONNECTED, &xprt->state);
- smp_mb__after_clear_bit();
+ smp_mb__after_atomic();
break;
case TCP_CLOSE:
xs_tcp_cancel_linger_timeout(xprt);