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authorMing Lei <tom.leiming@gmail.com>2008-07-16 22:54:30 +0800
committerJesse Barnes <jbarnes@virtuousgeek.org>2008-07-16 08:46:43 -0700
commit9fce1bc956c21dfe0f46be028f18c4d5057f2bd7 (patch)
tree183dc119ab7950b890ab5c2f36cad622ea9653f3
parent809d9a8f93bd8504dcc34b16bbfdfd1a8c9bb1ed (diff)
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>
-rw-r--r--drivers/pci/hotplug/pciehp.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h
index d17233ae06f..e3a1e7e7dba 100644
--- a/drivers/pci/hotplug/pciehp.h
+++ b/drivers/pci/hotplug/pciehp.h
@@ -97,7 +97,7 @@ struct controller {
u32 slot_cap;
u8 cap_base;
struct timer_list poll_timer;
- volatile int cmd_busy;
+ int cmd_busy;
unsigned int no_cmd_complete:1;
};