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pciehp: Add missing memory barrier
authorKenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Fri, 25 Apr 2008 21:39:02 +0000 (14:39 -0700)
committerJesse Barnes <jbarnes@virtuousgeek.org>
Fri, 25 Apr 2008 21:39:02 +0000 (14:39 -0700)
Fix the possible race condition between pcie_isr() and pciehp_write_cmd()
because of the lack of memory barrier.

Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

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