pciehp: Add missing memory barrier

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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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Kenji Kaneshige 2008-04-25 14:39:02 -07:00 • committed by Jesse Barnes

parent c6b069e946

commit 2d32a9aed2

1 changed files with 2 additions and 0 deletions

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drivers/pci/hotplug/pciehp_hpc.c

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