dmar: use spin_lock_irqsave() in qi_submit_sync()

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Next patch in the series will use queued invalidation interface
qi_submit_sync() for DMA-remapping aswell, which can be called from interrupt
context.

So use spin_lock_irqsave() instead of spin_lock() in qi_submit_sync().

Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Signed-off-by: Youquan Song <youquan.song@intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

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Suresh Siddha 2008-10-16 16:31:54 -07:00 • committed by David Woodhouse

parent 2e532d68a2

commit f05810c996

1 changed files with 13 additions and 6 deletions

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drivers/pci/dmar.c

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