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authorPeter Zijlstra <peterz@infradead.org>2014-03-17 18:06:10 +0100
committerIngo Molnar <mingo@kernel.org>2014-04-18 14:20:48 +0200
commit4e857c58efeb99393cba5a5d0d8ec7117183137c (patch)
tree3f6fd464e4fddb2fe90374c075c9d06603cf8bbc /drivers/xen
parent1b15611e1c30b37abe393d411c316cd659920bf5 (diff)
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>
Diffstat (limited to 'drivers/xen')
-rw-r--r--drivers/xen/xen-pciback/pciback_ops.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/xen/xen-pciback/pciback_ops.c b/drivers/xen/xen-pciback/pciback_ops.c
index 607e41460c0d..c4a0666de6f5 100644
--- a/drivers/xen/xen-pciback/pciback_ops.c
+++ b/drivers/xen/xen-pciback/pciback_ops.c
@@ -348,9 +348,9 @@ void xen_pcibk_do_op(struct work_struct *data)
notify_remote_via_irq(pdev->evtchn_irq);
/* Mark that we're done. */
- smp_mb__before_clear_bit(); /* /after/ clearing PCIF_active */
+ smp_mb__before_atomic(); /* /after/ clearing PCIF_active */
clear_bit(_PDEVF_op_active, &pdev->flags);
- smp_mb__after_clear_bit(); /* /before/ final check for work */
+ smp_mb__after_atomic(); /* /before/ final check for work */
/* Check to see if the driver domain tried to start another request in
* between clearing _XEN_PCIF_active and clearing _PDEVF_op_active.