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arch: Mass conversion of smp_mb__*()

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Mostly scripted conversion of the smp_mb__* barriers.

Signed-off-by: Peter Zijlstra <[email protected]>
Acked-by: Paul E. McKenney <[email protected]>
Link: http://lkml.kernel.org/n/[email protected]
Cc: Linus Torvalds <[email protected]>
Cc: [email protected]
Signed-off-by: Ingo Molnar <[email protected]>
This commit is contained in:
Peter Zijlstra 2014-03-17 18:06:10 +01:00 • committed by Ingo Molnar
commit 4e857c58ef
106 changed files with 284 additions and 288 deletions
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4
drivers/xen/xen-pciback/pciback_ops.c
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@ -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.