On 2014/10/23 12:25, Bjorn Helgaas wrote:
On Wed, Oct 15, 2014 at 11:06:50AM +0800, Yijing Wang wrote:
Commit 0e4ccb1505a9 (PCI: Add x86_msi.msi_mask_irq() and msix_mask_irq())
introduced two __weak arch functions arch_msix_mask_irq() and
arch_msi_mask_irq() to work around a bug when running
Commit 0e4ccb1505a9 (PCI: Add x86_msi.msi_mask_irq() and msix_mask_irq())
introduced two __weak arch functions arch_msix_mask_irq() and
arch_msi_mask_irq() to work around a bug when running xen in x86.
These two functions made msi code more complex. This patch reverts
the commit and introduces a