PCI: remove unnecessary volatile in PCIe hotplug struct controller
Proper memory barriers have been added to order accesses to ->cmd_busy, so volatile declaration for cmd_busy can be removed. Signed-off-by: Ming Lei <tom.leiming@gmail.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
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@ -97,7 +97,7 @@ struct controller {
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u32 slot_cap;
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u8 cap_base;
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struct timer_list poll_timer;
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volatile int cmd_busy;
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int cmd_busy;
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unsigned int no_cmd_complete:1;
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};
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